nm
Areas not to be filled that lie within coverage, typically not mapped (bu, BV002)
bu
Bedrock of unknown type or age (Rubble of metasiltstone and chert, KH002; KH004; bu, OP002; MM002)
Qs
Surficial deposits, undifferentiated (Qs, AN002; BA002; BC002; BC003; BS004; CB003; CG002; CG004; CR010; CV003; FI002; GU002; HC002; HE002; KD002; KD004; KN009; IL002; MK002; ML002; PE002; PE003; SL002; SR004; SV002; TA015; TK002; TK003; TY002; TY003; TY
g
Ice fields or glaciers (g, AN002; Qg, MG002; Oi, PE003)
Water (streams, lakes, ocean)
Tidal flat and estuarine deposits, offshore, subject to inundation (KN008)
Qad
Avalanche deposits
Qa
Alluvium (Qal, AD003; AT002; BN002; BR002; BV002; CH002; DI002; DI005; KH004; KN002; KN003; KZ002; LH002; MC003; NL002; PM002; RB002; SM002; SO002; TA002; TE002; UK002; Qa, BD002; BH002; CB003; CG004; CY002; FB002; GO002; GU002; HG002; LG002; MH002; MK00
Qaf
Alluvial fan and talus deposits (Qaf, CB003; CI002; KH002; KH003; LG002; MG002; MK003; PM002; TA015; TN002; UG003; UG004; Qaf, Qha, Qda, Qtf, FB002; Qf, AT002; BD002; Qaf, Qf, Qat, BV002; Qaf, Qctf, RM004; af, CG003)
Qc
Colluvium (Qc, BH003; BN002; CB003; KH002; KH004; KZ002; LH002; MH002; NB002; OP002; RM002; SO002; SP002; TA015; Qac, BD002; Qh, UL002; Qt, CV003; UK002; Qt, Ql, BG002; Qco, GU002; Qc, Qta, KH003; TN002; Qca, MC003; MM002; Qca, Qct, MG002; RM004; ct, MK0
Qls
Landslide deposits (Qls, BG002; CB003; CV003; DI005; MK002; PE002; PM002; TA015; UG003; UG004; Ql, EA002; FB002; MC003; MK002; NB002; SP002; TC002; TL002; Qrs, Qls, KH003; TN002; ls, CG003; NL003; Qcl, MG002)
Qoa
Older alluvium (Qc, GU002; Qao, MC004; LC005)
Qt
Terrace deposits (Qt, BR002; CA002; CH002; CY002; EA002; KT?; NR002; OP002; PM002; TA015; TC002; Qbg, Qtr, TN002; Qbg, Qtr, KH003; Qhs, KT002; NL003; Qap; BV002; Qat, RM004; st, MK003; Qtg, DI005; Qrs, BH003; t, CG003; Qlt, BN002; SO002)
Qac
Abandoned channel deposits (Qfy, Qfo, KT002; MD002; MZ002; Qab, BD002; FB002; LG002; Qfo, NL003; ac, MK003; Qab, DI005; Qac, CG003; CG004; TA015)
Ql
Lacustrine deposits (Ql, CB003; CG004; KH004; LH002; UG003; UG004; Qfl, MH002; Qfl, Qgl, NB002; Qlc, KH002; Qls; Qfl, TC002; Qls, DI002; DI005; ld, MK003; l, CG003)
Qsw
Swamp deposits (Qs, FB002; TC002; Qsp, BD002; Qrs, RM002; Qs, Qsu, LG002; Qsw, DI005; sw, CG003)
Qlv
Levee deposits (KN008)
Qb
Beach deposits (Qb, AT002; BG002; CB003; CG004; CV003; PM002; TC002; SO002; UG003; UG004; Qyb, Qob, BL002; HP002; KW002; Qbl, SC002; Qbs, Qbb, UK002; be, MK003; b; CG003; Qbm, KZ002; SO002)
Qes
Estuarine deposits (Qes, CB003; DI002; Qe, HP002; MA002; Qf, NR002; es, MK003; Ql, CV003?)
Qmt
Marine terrace deposits (Qmt, CB003; CG004; PM002; UG003; UG004; Qtg, AD002; mt, CG003; MK003)
Qms
Mineral spring and mud volcano deposits (Qms, GU002; Qme, MC004)
Qda
Active dume deposits (For YK map initially; AR, KT quads)
Qd
Dune deposits (Qd, BG002; CG004; CV003; LG002; PM002; UK002; Qna, Qns, Qms, KT002; Qms, MD002; MZ002; Qd, Qdr, FB002; Qess, KH002; KH003; TN002; Qdl, KH004; Qe, MG002; NB002; SO002; Qh, UL002; Qds, GU002; Qe, Qd, TC002; Qs, BD002; BV002; RB009; SE002; Qs
Qfl
Loess, Fairbanks loess (unit Qf, FB002; Ql, BD002; BR002; BV002; CI002; CY002; KH003; TN002; Qlc, LG002; Qsw, RM002)
Qsu
Frozen silt, undifferentiated (Qsu, FB002; Qs, Qsu, CI002; Qs, BH003; BN002; KH002; KH004; KZ002; RM002; SO002; Qsp, MG002; RM004)
Qglf
Glacial outwash derived fans deposited in ephermeral glacial lakes (Qglf, LC005)
Qgl
Glaciolacustrine deposits (Ql, GU002; Qgl, MC004)
Qm
Glacial deposits, undivided, of Holocene and/or Pleistocene age (Qm, BD002; CB003; CG004; CI002; EA002; KN003; MK002; PM002; SP002; TA015; TN007; Qdt, Qdic, MG002; Qd, AD002; BN002; RM002; SO002; Qt, AT002; BH002; BV002; KH003; RM003; UN002; Qg, CH002; G
Qsg
Superglacial drift (Qsm, BG002; CV003; MM002; Qsg, CG004; sg, CG003; Qsg, MC004)
Qrg
Rock glacier deposits (Qr, LH002; NB002; SP002; TL002; TC002; Qrg, BG002; DI005; KN003; MC003; MG002; RM004; rg, MK003; CG003)
Qsf
Solifluction deposits (Qsf, KH002; Qsm, BV002; Qs, MC003)
Qek
Esker deposits (DI005)
Qhg
Drift, neoglacial (Qm, CV003; UK002; Qm, Qmo, BG002; Qa, TL002; Qam MH002; Qt4, KH003; TN002; Qrm, MM002; Qag, MC003; NB002; Qad, CG004; PM002; UG003; UG004; Qg, TY005; Qgt4, RM004; Qm, UK002; nd, MK003; Qnd, CB003; ad, CG003)
Qho
Outwash deposits, Neoglaciation (Qgo, UK002; no, MK003; Qno, CB003; Qoal, MC003; ao, CG003)
Qwu
Drift, undivided, Wisconsin-age Glaciations (Aleknagik and Brooks Lake, Qag, Qam, Qamg, Qbg, Qbm, DI002; TA002; Qbl, Qbg, DI005; Qrm, FB002; Qyg, HU002; Qdtf, MG002; Qwm, MH002; Qom, MM002; Qwg; NB002; Qgt2, Qgt3, RM004; Qg, SM002; Qg3, Qg, Qm3, TA002; Q
Qwr
Riley Creek glaciation, late Wisconsin (Qt3?, TN002; KH003; Qg3, SM002; Qblik, CG004; PM002; UG003; UG004; blik, CG003; MK003; Qrc2, Qblik, CB003)
Qw2
Till (unit Qt2, TN002; KH003; Qg2, SM002; Qbln, CG004; LC005; PM002; UG003; UG004; bln, CG003; MK003; Qrc1, Qbln, CB003; Qbn, IL003; )
Qw1
Till (unit Qt1, TN002; KH003; Qg1, SM002; Qblil, CB003; CG004; LC005; PM002; TA015; UG003; UG004; blil, CG003; MK003; Qwg, MC003; Qbil, IL003)
Qw0
Till, Brooks Lake, Kvichak (Qblk, CB003; CG004; DI005; MK005; PM002; TA015; blk, CG003; MK003; Qom, Qog, DI002; DI005; TA002; TA015) [Ground moraine assigned Qclass of 1395]
Qwo
Outwash deposits, late Wisconsin-age Glaciations (Qdo, BD002; Qao, Qbo, Qoo, DI002; TA002; Qoo, DI005; TA015; Qo3, TA002; Qao, LH002; Qdo, Qdot, MG002; Qwf, MH002; Qw, MM002; Qo, BH003; RM002; Qgf, RM004; Qou, SM002; Qoa, TC002; blo, CG004; MK003; Qblo,
Qbld
Drumlin deposits in ground moraine fields of Brooks Lake glacial deposits (Qbld, LC005)
Qrd
Rock-defended terraces (Qb, TN002; KH003)
Qat
Altiplanation terraces (Qat, TN002; KH002; KH003)
Qdl
Deltaic deposits, including outwash and alluvial deposits (Qdl, KN008)
Qew
Glaciations older than Late Wisconsin (Qmm, Qim, DI002; DI005; TA002; TA015; Qga, HU002; SE002; SH002; Qdts, Qdtlm, MG002; Qog, MH002; NB002; Qgt1, RM004; Qg2, TA002; Qmhd, CB003; CG004; PM002; UG003; UG004; mhd, CG003; MK003; Qmh, DI005; Qhm, FB002; Ekl
Qewd
Drumlins associated with early glaciations (Qewd, DI005; TA015) [Overprint symbol 13]
Qmhg
Early Wisconsin (Mak Hill and Iowithla) ground moraine (Qmg, Qig, DI002; TA002; Qewg, DI005) [Overprint symbol 13]
Qow
Older Wisconsin age outwash (Qho, FB002; Qof, MG002; Qmo, Qio, DI002; DI005; TA002; TA015; Qo2, TA002; Qmho, CB003; UG003; UG004; mho, CG003; Qewo, TA015) [Overprint pattern 13]
Qmi
Illinoian glaciations (Qpe, TL002; Qdlm, BD002; Qdm, FB002; Qdtplm, MG002; Qdm, TC002; Qug, Qum, DI002; TA002; jhd, CG003; MK003; Qjhd, CG004; UG003; UG004; Qsg, SL002; Qjh, CB003) [Overprint pattern 14]
Qmig
Glacial deposits of unnamed Illinoian(?) glaciations, ground moraine (Qug, DI002; TA002; TA015) [Overprint symbol 14]
Qmio
Outwash older than Wisconsin-age (unit Qdo, FB002; Qdlo, BD002; Qof, TC002; Quo; DI002; TA002; Qjho, CG004; jho, CG003) [Overprint pattern 14]
Tmp
Pliocene(?) glaciations (Qbm, FB002; Tg, NB002; QTg, MG002; Qom, TC002; Qsb, CB003) [Overprint pattern 15]
Tmpo
Very old outwash deposits (QTgo, DI005) [Overprint symbol 238]
Qfr
Fringing and fossil carbonate reefs (Qr3, OA003; Qr2, Qr1, MW006) [Overprint symbol 708]
Qsb
Glaciallly scoured bedrock; may be covered with thin glacially derived deposits (Qsb, LC005; KN008)
QTs
Surficial deposits, undivided (ID002; BR002)
QTmb
Semiconsolidated marine beach deposits (Tc, AD002; QTs, GO002; HG002)
QTts
Tilted sedimentary rocks at South Bight, Amchitka Island (QTs, RI005)
QTg
High-level gravel (QTg, BV002; KH003; LG002; MD002; TN002;  Tc, TC002; QTkg, BN002)
QTf
Faneto Formation (AT002)
Qpm
Placer and anthropogenic deposits (Qp, ID002; Qg, LG002; FB002)
Qv
Volcanic rocks, undivided (Qcc, Qcs, GU002; Qv, Qal, IL002; Qv, Qfp, CB003; Qv, BN002; CG002; CG004; KN002; MK002; PM002; SO002; TY002; TY005; UG004; LC002; Qya, Qvt, UL002; Qrf, Qrq, Qra, Qo, UK002; Qvi, UG002; Qcf, UG100; CG005; vu, CG003) [Overprint s
Qw
Wrangell Lava, younger part (NB002; Qdf, Qsf, GU002)
Hv
Holocene volcanic rocks (Hv, Qfvs, CB003; TY005; Qp, TC002; Qby, SC002; Qvf, Qvp, Qvba, Qbo, Qbv, Qcd, Qaf5, Qaf, Qbf, Qwf, Qef, Qff, Qc, Qyv, UK002; Tmb, Tyc, AD002; Qkn1, Qmn1, NI003; Qyt, UL002; Olj, BN002)
Hvd
Domes associated with Holocene volcanic centers (Qgd, AD004; Qld, AD009)
Qpd
Pyroclastic (Ash and debris flow) deposits (Qpd, CB003; CG004; PM002; TY005; UG003; UG004; Qap, IL002; Qrp, Qrv, Qmv, Qep, UK002; Qep, UN002; Toc, AD002; Qad, CG002; afd, CG003)
Qafd
Ash-flow and ash-fall deposits (Qafd, CB003; Qap, MK004)
Qdf
Debris-flow deposits (Qdf, Qvg, CB003; TY005; Qsdf, GU002; Qda, Ql, UG100; df, CG003)
Qmf
Mudflow deposits (Qar, IL002; mf, CG003)
Qav
Volcanic avalanche deposits (Qav, CB003; Qda, GU002)
Qshc
Hyaloclastite or aquagene tuff (unit Qsh, GU002)
Qvs
Bedded volcanic sediments (Qs, UK002; RI003)
Qcs
Cinder and spatter cones (Qcs, CB003; CG002; cs, CG003; Qbc, FB002; GU002; Qkr1, Qkn2, NI003; Qc, UK002; Tmt, AD002)
Qpc
Pit craters and calderas {feature, not really unit} (Qkp, Qpt, HI002)
Qed
Explosion debris (Qp, UG100; CG005)
Qvb
Basalt of Togiak River Valley, or basalt flows (Qtb, GO002; HG002; KW002; MA002; HP002; HC002; Qbo, SC002; Qmr1, Qmn2, Qmn3, NI003; Qmb, Qcb, Qf, UK002; Qel, UN002; Tmc, Tpc, Tls, AD002; Qb, BC003; BH002; PE002; SL002; QTb, BH003; --, PI002)
Qva
Andesite and low-silica dacite (Qe, RI003; an, CG003) [Overprint symbol 15]
Qvda
Dacite and rhyodacite (Qls, Qd, RI003; da, CG003) [Overprint symbol 14]
Qvr
Rhyolite
Qvd
Viscous domes in young Hawaiian volcanic rocks, Hawi and Laupahoehoe Volcanic Series (Qhd, Qld, HI002)
Qgm
Small masses of gabbro in young Hawaiian volcanic rocks, Kahuku Volcanic Series (Qkhi, HI002)
QTb
Basalt (BG002; BR002; CA002; KT002; NR002; RM002; SE002; SH002; TA003; TC002; UL002; Tb, CH002; QTvb, QTvo, QTv, CR010)
Qhvu
Earlier Wrangell Lavas, West Molokai Volcanic Series (upper), Kanapou Volcanic Series (lower), East Molokai, Lanai, Honolua, Wailuku, Honomanu, Plololu, Hamakua, and Ninole Volcanic Series - Early Pleistocene (Qwu, Qel, Qeu OA003; Ql2, Qho, Qw7, Qh7, MW0
Qhcu
West Molokai Volcanic Series (upper) and East Molokai, Lanai, Honolua, Honomanu, Kanapou, Pololu, and Hamakua Volcanic Series cinder, spatter, and littoral cones (Qwuc, Qelc, Qeuc, Qlc2, Qhoc, Qhc7, Qkc4, MW006; Qpoc, Qmc, HI002)
Qhvd
East Molokai Volcanic Series (upper), Honolua Volcanic Series viscous domes (Qeud, OA003; Qhod, MW006)
Qhgm
West Molokai Volcanic Sereis (lower) and Wailuku, Kula, Kanapou, and Pololu Volcanic Series, gabbro masses (Qwli, Qwi, Qki7, Qki4, MW006; Qpoi, HI002)
Qhvl
Koolau and West Molokai (lower) Volcanic Series - Early Pleistocene (Qk3, Qwl, OA003)
Qhcl
Koolau and West Molokai (lower) Volcanic Series, cinder, spatter, and littoral cones - Early Pleistocene (Qkc3, OA003)
Qi
Intrusive rocks, undivided (Qi, CB003; PM002; Qdc, Qsi, GU002)
Dacitic to rhyolitic domes (Qvd, CB003; Qdd, Qdr, Qsr, Qcr, GU002; Hvcp, TY005; Qr, UK002; Qad, MK004; Qwr, NB002; dap, CG003)
Qanp
Andesite plug domes (Qva, UK002; Tmtv, Td, AD002; Qld, UG100; anp, CG003; Qv, KN009)
Qds
Radial dike swarm and plug (unit Qcd, GU002)
Qbd
Basalt dome (Tmd, Tpd, Tpv, AD002) [Overprint symbol 44]
QTv
Quaternary and/or Tertiary volcanic rocks, undifferentiated (QTm, AT002; UN002; QTm, QTv, QTdv, CB003; QTv, BI002; BN002; CG002; CG004; CM002; IL002; KC002; KZ002; NI002; MK002; PM002; Tv, TY002; TY005; QTam, QTab, QTv, UK002; Tav, AD002)
QTa
Andesitic lava (QTa, KH002, TN002; Tsl, AD004; QTwi, QTwt, NB007; QTma, NB108; QTw, RI003)
QTd
Dacite (QTwi, NB007) [Overprint symbol 14]
QTr
Rhyolite (QTvr, CR010) [Overprint symbol 15]
QTob
Olivine basalt flows (AD005) [Overprint symbol 14]
QTw
Wrangell Lava (VA002; MC002; NB002; QTu, Qwf, Qnf, GU002)
QTi
Intrusive rocks (QTi, VA002; UN002; QTvp, QTai, UK002; Tpp, AD002) [Overprint symbol 13]
QTqk
Quartz keratophyre dikes (AT002) [Overprint symbol 13]
QTad
Porphyritic dikes and stocks of hornblende andesite and dacite (AT002) [Overprint symbol 14]
QTva
Wrangell Lava, rhyodacite and rhyolite domes and associated pyroclastic rocks (QTwr, NB002; Qwd, QTi, Qni, GU002) [Overprint symbol 13]
QTvb
Pochnoi Volcanics - Tuff-breccia, lava flows, and agglomerate, largely basaltic (QTpo, RI002)
Quaternary and/or Tertiary pyroclastic flow deposits (QTp, PM002; QTap, UK002)
QTk
Kiska Harbor Formation (QTk, KK002)
QTkb
Kiska Harbor Formation, breccia member (QTkb, KK002) [Overprint symbol 13]
QTkf
Kiska Harbor Formation, flow member (QTkf, KK002) [Overprint symbol 14]
QTc
Quaternary or Tertiary metamorphic rocks, particularly in Mt. Dana area on Port Moller map (QTc, PM002; QTvq, UK002)
Tsu
Sedimentary rocks, undivided (unit Ts, HE002; GU002; IL002; Ts, Tc, and Tsc, MH002; Tcs, CI002; BD002; Tsu, TK002; Ts, Tcl, Tcf, MG002; Tclg, MG003)
Tkz
Kootznahoo Formation, light greenish gray, medium- to coarse-grained, friable, lithofeldspathic fluvial sandstone and siltstone containing leaf fragments and rare, cm-scale, coal lenses (Tk, PE002; PE003; CR010)
Tmr
Milky River Formation (Tmr, CG002; CG004; PM002; UG002; UG004; Ts, AD002; Tvs, CB003)
Tsf
Sterling Formation (Ts, SV002; Tps, TL002; Tks, KN002) [Overprint pattern 13]
Tkb
Beluga Formation (Tb, SV002; Tkb, TY002; TY005) [Overprint pattern 14]
QTtg
Tugidak Formation, (Tp, KD002; Ttg, KD003)
Tk
Kenai Group, undivided (TL002; SV004)
Tkw
Kenai Group and West Foreland Formation, undivided (bT, bT?, KN006)
Ty
Yakataga Formation (Ty, MI002; QTy, CV003; MS002; BG002; Albatross, TI004) [Overprint symbol 15]
Tn
Nenana Gravel, Pliocene and Miocene (HE002; MH002; FB002; BD002; KH004; MM002)
Tn?
Nenana Gravel? (MM002)
Tta
Tachilni Formation, Chuniksak Fm. (Tta, CB003; Tch, AT002)
Tbl
Bear Lake Formation (Tbl, CG002; CG004; PM002; UG002; UG004)
Tnc
Narrow Cape Formation (Tms, KD002; Tnc, KD003; KD006) [Overprint symbol 13]
Tsti
Siltstone of Trinity Islands (TI004; Tts, KD006)
Tun
Unalaska Formation (Tu, UN002) [Overprint symbol 14]
Tty
Tyonek Formation, undivided (Ttk, AN002; Tt, SV002; Tkt, TY002; TY005; Tk, TY004) [Overprint pattern 15]
Tu
Unga Formation (Conglomerate) (Tu, CB003; PM002; Tc, Chirikof Fm., AT002)
Tbe
Belkofski Formation (Tbe, CB003; PM002)
Ttyh
Tyonek Formation and Hemlock Conglomerate, undivided (Tkth, KN002) [Overprint pattern 15]
Tcb
Coal-bearing rocks, Miocene? to Eocene? (Tcb, BD002; FB002; HE002; TL002; Ts, BV002; EA002; MZ002; NR002; TN002; TN003; KH003; SL002; UL002; Tcg, MG002; MG003; Tcs, BD002)
Th
Hemlock Conglomerate and Nevidiskov Fm. (Th, MK002; UG004; Tn, AT002) [Overprint symbol 13]
Tsk
Sitkinak Formation, (To, KD002; KG002; TI002; Tsk, KD003; KG003; TI003; __, TI004)
Tts
Tsadaka Formation (Tt, AN002)
Trf
Redwood Formation (Tr, BG003; CV002; CV003) [Overprint symbol 16]
Tpc
Poul Creek Formation sedimentary and volcanic rocks, undivided (Tp, BG002; Tps, BG003; CV002; CV003; MI002; Tp, MS002)
Tsi
Sitkalidak Formation, (Teo, KD002; KG002; TI002; Tsi, KD003; KG003; TI003; __, TI004; KG004; Ts; Tsl; TSm, KD006) [Overprint pattern 16]
Tgc
Gunners Cove Formation, tuffaceous conglomerate and sandstone, crystal-vitric basaltic tuff, thin basalt flows, and basaltic dikes (Tgc, RI004)
Tbp
Banjo Point Formation, sandstone, conglomerate, tuffaceous shale, and lapilli tuff of basaltic composition (Tbp, RI005)
Ttw
Tsadaka and Wishbone Formations, undivided (TK002).  Tsadaka is Miocene on (TK002), whereas it is Oligocene on (AN002); Wishbone is Eocene to Paleocene on (TK002) and Eocene on (AN002)
Tak
Amphithreatre and Kulthieth, mostly fluvial and lacustrine deposits, local debris-flow deposits; some shallow marine (OA, YDZ002; YKL002; YMS002) [Overprint symbol 13]
Tvs
Volcanic and sedimentary rocks, undivided, Oligocene and Eocene (Tvs, LG002) [Overprint pattern 13]
Tst
Stepovak and Andrew Lake Formations (Ts, CB003; PM002; Tal, AD011)
Ttf
Tokun Formation (Tt, BG002; BG003; CV002; CV003) [Overprint symbol 13]
Tswf
Stillwater Formation(?) (Ts, BG002; BG003; CV002; CV003) [Overprint symbol 14]
Tcl
Copper Lake Formation; (Tc, MK002; Tclu, Tcls, Tcll, IL002)
Twf
West Foreland Formation (Twf, KN002; SV002; TY002; TY005; Tk, SV004) [Overprint pattern 14]
Tt
Tolstoi Formation, Kulthieth Formation (Tt, CG002; CG004; PM002; UG002; UG004; Tk, BG002; CV002; CV003; MS002) [Overprint symbol 16]
Tw
Wishbone Formation (AN002) [Overprint pattern 15]
Tslo
Siltstone of Oily Lake (Ts, MS002) [Overprint symbol 14]
Tfv
early Eocene fluviatile and subordinate volcanic rocks (Tfv, HE002; Tvs, MG002; UK002) [Overprint pattern 16]
Tar
Arkose Ridge Formation (Tar, AN002; Kar, TK002) [Overprint symbol 13]
Tch
Chickaloon Formation (Tc, AN002; TK002)
Tjc
Sedimentary rocks of Jarvis Creek coal field, undivided (unit Tsj, MH002)
Tsg
Sagavanirktok Formation (Ts, UT003; TKs, ML002) [Overprint symbol 14]
Tsn
Sagavanirktok Formation, Nuwok Member [Overprint symbol 14]
Tsfb
Sagavanirktok Formation, Franklin Bluffs Member [Overprint symbol 14]
Tswh
Sagavanirktok Formation, White Hills Member [Overprint symbol 14]
Tss
Sagavanirktok Formation, Sagwon Member [Overprint symbol 14]
Tos
Sedimentary rocks of the Orca Group, undivided (AN002; BG002; BS004; CV002; CV003; SR004; VA002)
Tovs
Sedimentary and volcanic rocks of the Orca Group, undivided (Tovs, AN002; BG002; CV003; Tosv, Tots, CV002)
Toc
Conglomerate of the Orca Group (AN002; CV002; CV003; VA002)
Toss
ORCA GROUP:  Dark-gray to black siltstone, mudstone, and minor fine-grained sandstone (Toss, BS004; SR004)
TKghc
Ghost Rocks Formation, coherent (Tgc, KD006; KG006)
TKghs
Ghost Rocks Formation, sandstone-rich unit, undivided (Tgs, KD006; KG006; TI005)
TKgha
Ghost Rocks Formation, argillite-rich unit, undivided (Tga, KD006; KG006; TI005)
fg
Rocks within major fault zones; may be cataclastic or mylonitic, variable ages depending on fault and country rocks (TN007)
Tvu
Tertiary volcanic rocks, undivided (Tv, AN002; CG002; DI002; DI005; IL002; TK002; TY003; Tvv, HE002; Tr, NL003; Tvs, TL002; Tvs, Thi, TY005; Ta, Czab, GU002; Tf, TC002; Tvu, CB003; CG004; PM002; TKv [part], MZ002)
Trs
Rhyolitic volcanic and sedimentary rocks (Tw, EA002; Tvs, TN002; Tv, TN003; Tr, RM002; TKv [part], MZ002; Trp, CG002) [Overprint pattern 14]
Tda
Dacite (Tr, NL003; Kv, BT002; MZ004 (part); Td, Thr, UL002; Tda, CG002) [Overprint symbol 15]
Ta
Andesite; on map I-1685 unit Tau was subdivided for Alaska Peninsula map depending on location (Tvf, LC002; Ti, EA002; Tau, UG004; Ta, CG002) [Overprint pattern 14]
Tb
Basalt (Tb, CG002; EA002; FB002; LG002; LH004; SM002; Tm, TC002; Tgs, AD004; Tkb, Tb, AD005; QTb, BT002) [Overprint pattern 13]
Thf
Hypabyssal intrusive rocks of uncertain age (Mt. Katmai, Riehle and others, 1987; Tid, Tids, MG002) [Overprint pattern 13]
Hypabyssal felsic and intermediate intrusions.  Age range Paleocene to Miocene, mostly Early Tertiary or Eocene? (unit Ti, AN002; Tf, BD002; Tif, MG002; TK002; VA002; Tvif, HE002; MM002; Th, MC002; TY002; Tp, NB002; Td, SV002; Tf, PzpCi, EA002; Ta, BN002
Thm
Hypabyssal mafic intrusions.  Age range varies, includes Miocene to Paleocene (Tim, TJis, AN002; MG002; TK002; Tvim, HE002; MM002; Td, LH003; Tui, UN002; no unit label, IL002; Tia, MG002; d, AD003; Tp, AD006; Tm, SO002)
Thd
Hornblende dacite of Jumbo dome and Dacite of Cape Saint Elias (HE002)
Talb
Alkalic basalt flows and pyroclastic rocks (Ta, NI003)
Thb
Paniau, Waimea Canyon, and Waianae Volcanic Series, tholeiitic basalt, olivine basalt and oceanite (Tp, Tw, KA004; Twu, Twl, OA003)
Tib
Intricate Basalt (Tib, IL002; Tvb, RM004; Ta, Tbn1, Tb, NI003; Tw, TA002; QTb, TA003; v, TA012)
Tpgu
Gibraltar Lake Tuff, Upper member (Tglu, IL002) [Overprint 13]
Tpgl
Gibraltar Lake Tuff, Lower member (Tgll, IL002) [Overprint 14]
Twca
Waimea Canyon volcanic series; Makaweli Formation ash and tuffaceous soil (Twma, KA003)
Thc
Waimea Canyon and Waianae Volcanic Series, cinder, spatter, or littorial cones (Twc, KA004; Twuc, Twlc, OA003)
Twl
Wrangell Lava, Pliocene to Oligoocene lower part, undivided (Tsb, Tsp, Tsf, Tcc, Twl, Tbc, Tm, Tvu, Tsl, Tsm, Tsu, Tbpa, Tba, Tbl, Tol, Trl, MC003) [Overprint symbol 15]
Twr
Wrangell Lava, rhyolitic rocks, undivided (Trt, Tpf, Trp, Tsa, MC003) [Overprint symbol 15]
Twor
Wrangell Lava, obsidian-bearing rhyolite flow (Twr, MC003) [Overprint symbol 12]
Twd
Wrangell Lava, dome and hypabyssal rocks (Th, MC100; Tsd, Tr, Tdh, Tdr, Trr, MC003) [Overprint symbol 16]
Thgm
Paniau, Waimea Canyon, and Waianae Volcanic Series, small mass of gabbro (Tpi, Twi6, KA004; Twi3, OA003)
Tv
Miocene volcanic rocks (Tv, CB003; Tmv, PM002; QTc, RI005; includes unit Tva, Miocene volcanic rocks on Mt. Katmai map, Riehle and others, 1987)
Tab
Miocene and Pliocene andesite and basalt (Ta, AD002; Tad, MK004; Tab, UG002; Tau, UG004; Tg, CG002)
Tba
Miocene basaltic andesite (Tb, ID002)
Tdi
Miocene and/or Pliocene hypabyssal dacite and rhyolite intrusions, includes unit Tdp, Dacite plugs on I-1229; rhyolite and dacite dikes and sills (Tif, GO002; HG002; NG002; Tf, TA003; Tmd, PE003; Tdp, CG002; Td, CV003; MS002; UG002; MI002) [Overprint sym
Tmrf
Rhyolite (Tfv, BC003;Tdr, PE002) [Overprint symbol 14]
Twp
Wrangell Lava, hypabyssal and plutonic rocks (Tp, NB002; NB007; NB108; Tdd, Tdqd, MC003; Tp, MC002) [Overprint symbol 16]
Tmb
Olivine basalt flows and cinder cones (Tb, YFB)
Tcv
Cenotaph Volcanics, undivided (Tc, MF003; Ta, SI005) [Overprint symbol 15]
Tav
Admiralty Island volcanics, undivided (Tc, MF003; Ta, SI005) [Overprint symbol 15]
Admiralty Island and Cenotaph Volcanics, rhyolite (QTv, PA003; QTr, PA003; PE002: PE003; Tar, SI005) [Overprint symbol 14]
Tavd
Admiralty Island and Cenotaph Volcanics, dacite (Tmd, PA003; QTf, Tmd, PE003) [Overprint symbol 16]
Tava
Admiralty Island and Cenotaph Volcanics, andesite (QTa, PE003; Taa, SI005; Tsan, SK002) [Overprint symbol 16]
Tavb
Admiralty Island and Cenotaph Volcanics, basalt (Tb, BC003; QTb, PA003; PE002; PE003; Tavb, Tab, SI005)
Tavc
Admiralty Island and Cenotaph Volcanics, volcaniclastic rocks (QTc, PA003; PE002; PE003; Taft, Tavc, SI005) [Overprint symbol 44]
Tlp
Lavas and pyroclastic deposits, most likely Miocene or younger Tertiary (Tvl, Tvp, Tvu, GI003; Tp, GI005; Tt, Ttb, Tvl, AD006)
Tvr
Crystal and crystal-lithic ash-flow tuff (units Tv1, Tv2, Tv3, Tv4, Tv5, LH002; Tvt, IL002; DI005; Tr, SL002)
Tpb
Volcanic rocks, including basaltic breccia, tuff and a few pillow lava flows; Vega Bay Formation.  Also, volcanic rocks of Poul Creek Formation (Tv, KK002; Tpv, CV002; CV003; MI002)
Tvb
Meshik Volcanics (Formation); Mt. Galen volcanics; Ship Creek, Windy Fork, and Terra Cotta volcanic fields, McGrath (Tm, CG002; CG004; PM002; UG002; UG004; Tvg, MM002; Tvt, Tvld, Tva, Tvd, Tvvd, Tvab, Tvlr, Tvgt, Tvl, Tvf, Tvm, MG002; Tvba, Tvr, IL002; T
Basaltic lavas of the Meshik volcanic arc (MK004; QTb, PE002; PE003)
Tvm
Andesitic and dacitic rocks of the Meshik volcanic arc (MK004; Tau, UG004; QTa, PE002; PE003)
Tap
Andesite plug dome (Tap, CG002)
Tp
Popof volcanic rocks, only in Shumagin Islands = Meshik (Tp, PM002)
Tvrd
Rhyolitic to dacitic volcanic rocks (QTr, QTv, PE002; QTr, QTf, PE003) [Overprint symbol 13
Tvc
Chiefly block and ash deposits, mafic to felsic tuff, tuff breccia, lapilli tuff, and unclassified pyroclastic deposits (Tvr, IL002) [Overprint symbol 15]
Tmd
Mafic dikes, sills, and plugs (Tm, CV002; CV003; QTd, PE002)
Tkv
Krugoli Formation, lava. (TMzkb, AT004) [Overprint symbol 44]
Tka
Krugoli Formation, tuff and tuff-agglomerate. TMzkt, AT004) [Overprint symbol 16]
Tbv
Basement rocks, including basaltic, spilitic, and keratophyric lava and tuff.  Pillow lava very common, western Aleutian Islands (TMzv, AT002; TMzl,TMzt, AT004)
Tvab
Andesite and basalt flows (Ta, NL003; NR002; UL002; Tm, HC002; Roundabout Mtn. volcanic field, KT002; KT003; part TKv, MZ002; MZ004; Khf, SM006)
Tver
Moderately altered rhyolite flows, Nukluk Volcanic Field (Tnr, BH002)
Tvnb
Massive basalt and andesite, Nukluk Volcanic Field (Tnba, BH002)
Trd
Rhyolitic and dacitic tuff (44 Ma) (Tbr, DI005)
Tvep
Tuff and breccia, Eocene or Paleocene (Tt, UL002; Tv, GO002; Tr, ST002; Tfu, HC002; Tv, HG002; NG002; TA003)
Tvei
Felsic hypabyssal intrusions [within unit Tfu of HC002] (Tfi, HC002) [Overprint symbol 13]
Tbep
Mafic basalt, layered tuff, tuff breccia and breccia (Tv, MS002; Khc, SM006) [Overprint symbol 14]
Tvig
Intermediate to felsic biotite tuff (Tvi, DI005) [Overprint symbol 16]
Tov
Orca Group, volcanic rocks, undivided, Paleocene and Eocene? (BG002; CV002; CV003; VA002; Tog BS004; Tog, Tod, SR004)
Top
Orca Group:  Pillow basalt (Top, Tops, BS004; CV002; SR004)
Cantwell Formation, volcanic rocks subunit (Tcv, HE002; Tv, MH002)
Tsr
Soda rhyolite and basalt (Tsr, SL002) [Overprint symbol 13]
Tgva
Ghost Rocks Formation, andesitic volcanic and hypabyssal rocks (Tgva, KD006)
TKgvb
Ghost Rocks Formation, basalitic volcanic and hypabyssal rocks (Tgvb, KD006)
Tiu
Tertiary intrusive rocks, undivided (Tiu, CB003; CG004; PM002; UG004; Ti, CG002; MK002; UG002; Thi, MK004; Ti, Tg, RM002; Tp, TC002; Ti, KN002; TA015)
Tagr
Albite granite (Tgr, AT002; Ti13, LC002)
Tgd
Granodiorite, undivided (on Mt. Katmai map, Riehle and others, 1987; Ti, IL002)
Tqd
Quartz diorite, undivided (on Mt. Katmai map, Riehle and others, 1987; Ti, PE002)
Tgb
Gabbro and diorite, undivided (Td, AT002; AT004; Tg, KK002; Tm, RM002; Tgb, TC002; Tgd, Togb, SR002; Tgb, Togb, SR004; PPag, AD002)
Tsy
Syenite of Mount Fairplay (unit Ts, TC002)
Tiv
Granitic and volcanic rocks, undivided.  Age range Oligocene to Paleocene (unit Tgrv, HE002)
Twh
Wrangell Lavas, shallow plutons, chiefly dacite, diorite, and quartz diorite (Th, MC006) [Overprint symbol 14]
Ti
late Miocene and Pliocene granitic intrusive rocks of the Agripina Bay, Moss Cape, American Bay, and Devils batholith and other similar age plutons, (Ti, CB003; PM002; MK002; Tg, MC002; Tdp, UK002; Tg, UN002; part gd, AD003; Tqd, CG002; UG002)
Tmgr
Granite and granitic rocks (Tgr, BC003; Tmae, Tmge, Tmaz, Tmgk, Tag, PE002: Tmae, Tmge, Tmgk, PE003; Tge, CR010)
Tmog
Biotite quartz monzonite (Tqm, KC002; Tnme, PE002; PE003; Tme, CR010) [Overprint symbol 13]
Td
Diorite, (Tgd, UN002; Tdqd, Tdd, MC003; Tmdk, Tqdz, Tmqe, PE002; Tmdk, PE003)
Tgg
Gabbro, (Tgg, UN002; Tgb, BC003; KC002; Tgbk, PE002; Tmgb, PE003; Tlgb, CR010)
Togr
Granitic rocks (Tmg, AN002; Twf, TKqc, Tnep, LH002; Tnep, LH004; Tsxr, TY003; TY005; Twg, MG002; Ti19; Ti18, LC002)
Togp
Granite and quartz monzonite porphyry (Tgp, KC002) [Overprint symbol 16]
Togd
Granodiorite and quartz diorite (Ti, MC002; MS002; Tg, SR004; Tgd, MK002)
Toqd
Quartz diorite and diorite (Tqd, IL002; MK002, MK005; Ti15, Ti14; Ti16, Ti6, LC002), LC002) [Overprint pattern 13]
Togb
Gabbroic rocks (Tgn, MF002; gbc, gbh, gbm, gbp, Kbgb, MF003; Tgbp, MF009; Tgb, MS002)
Oligocene basalt plug (Tbp, CG002) [Overprint symbol 14]
Toegr
Granitic rocks (Tmpb, Ttg, Tsf, Tsc, Tgd, Tus, Tcpi, LH002; grsg, MH002)
Toem
Granodiorite to tonalite (Tmpg, Ttg, Tjc, Tsr, Tt, Tmr, LH002; Tf, TL002; part Tgr, McGonagall, Eielson, and Wyoming Hills plutons, MM002; part gd, AD003; Ti, GI004)
Toed
Oligocene and Eocene diorite (Td, CG002; Mafic phase, Miners Bay pluton, Tmm, AN002; Tmb, AN004) [Overprint symbol 15]
Tegr
Granite and granodiorite, Tertiary(?) Eocene? (Tgr, HC002; HE002; VA002; MG003; Tgg, AN004; BG003; SR002; Tg, BG002; CV003; SM002; SV002; Tp, ID002; Tgd, TK002; MG002; Ti, TY005; Ti17, Ti12, Ti4, LC002; Tiu, LH002; Tgg, CV002; Tgq, KC002; TKi, TY003)
Tfd
Felsic intrusions, leucocratic dikes, sills and small stocks, south of Border Ranges fault (AN002)
WHITE PASS PLUT. PROV.: Biotite granite and sphene-biotite granite (Tegr, SK013)
Tegd
Coast Plutonic Complex (Tgq, KC002; Tgdp, Tgrg, PE002; Tgdb, PE003; Tegd, PE004; SD005; Tgdb, Tlg, BC002; Tgq, Tlg, BC003) [Overprint symbol 13]
Tgmp
Quartz monzonite, monzonite breccia, and quartz porphyry (unit Tqm, LH004; MG002; MG003)
Teqd
Quartz diorite (Tqd, MS002) [Overprint symbol 14]
Tgdp
Porphyritic granodiorite distinctive phase of Coast Plutonic Complex (TKgq, BC003; Tg, Tdr, KC002; Tgdg, Tgdp, PE002; Tgrg, PE003; Tewgd, Test AL003) [Overprint symbol 14]
Tet
Tonalite (Tt, VA002; Tt, MF002)
Tgn
Gabbronorite and norite (Tgn, SI004)
Tg
Granitic rocks, including early Tertiary granitic intrusive rocks of the Kodiak, Shumagin, Semidi, and Sanak Islands (Tg, BD002; CB003; CG004; KH003; PM002; TN002; TY002; TY004; TY005; UL002; Tgd, CG002; KD006; Tqm, KD004; KD002; KG002; TI002; Tial, BH00
Tpgr
Granite, aplite and related rocks including peralkaline granite (Ti3, LC002)
Thgd
Granodiorite of Mount Estelle; Biotite-hornblende granodiorite, (Ticp, BH002; Ti9, Ti8, Ti7, Ti2, Ti1, LC002; Tm, LG002; Tse [Unnamed Quartz diorite pluton], Tme, LH002; TKqm, MG002; Thgd, KN003; Tgd, TY002; MG003; Te, TL002; TY003; TY005; Tme, Tn, TY003
Tim
Dark-colored dikes and sills consisting of diabase, basalt, dioritic and gabbroic mafic intrusive rocks (Ti, PE002; Tod, SR002)
Tou
Orca Group ultramafic rocks (Tou,  SR002)
Tgl
Hornblende and pyroxene-hornblende gabbro (Tmu, CV003; Tgl, LH002; Tgb, MG002; Ti5, LC002)
Tgma
Cottonwood Creek Complex, gniess and amphibolite (unit Tc, NB002)
Togs
ORCA GROUP:  Greenstone and sedimentary rocks (Togs, BS004; SR004)
Tcpm
Leucocratic granodioritic migmatite of the Coast Plutonic Complex (Tlgm, BC002; PE002) [Overprint symbol 15]
Tcpm2
Another damn Coast Plutonic Complex migmatite (Tgdm, PE002; Tmgz, Tmgy, PE003; Temg, PE004; SD005; Tgd, BC002; TKlg, MzPzmg, BC003; Tesm, AL003) [Overprint symbol 16]
TKcg
Conglomerate, sandstone, and lignite (TKd, EA002; TKs, UL002; CY002; Kr, TC002)
TKpc
Prince Creek Formation, shelf deposits (TKpc, UT003) [Overprint symbol 16]
TKcf
Canning Formation, basinal turbidite deposits (TKc, BA002; DP004; ML002) [Overprint symbol 16]
TKcs
Conglomerate and sandstone (TKs, TKc, BN002; SO002)
TKcm
Marine and nonmarine conglomerate to shale (TKs, DP002; TKsc, DP004)
Krugoli Formation, undifferentiated (TMzk, AT004)
Tkc
Basement rocks - coarse-grained and conglomeratic sedimentary rocks (TMzkc, AT004) [Overprint symbol 13]
TMzu
Basement rocks - undifferentiated (TMzu, AT004)
TMzf
Basement rocks - fine-grained sedimentary rocks. (TMzf, AT002) [Overprint symbol 15]
TMzc
Basement rocks - conglomerate, argillite, siltstone, and chert. (TMzc, AT004) [Overprint symbol 15]
TKv
Extrusive rocks, flows, tuff, and breccia (TKvt, MG002; RM003; TKv, MD002; OP002; SL002; TKva, OP003; RM004; TKe, TKuv, RM002; TKv, RM003; MM002; TKu, UL002; Mzmu, TC002)
TKd
Dikes and subvolcanic rocks (TKd, OP002; SM002; TKd, TKa, TE002; d, NB002; TKi, TL002) [Overprint symbol 15]
TKgp
Hypabyssal granite porphyry dikes, sills, and plugs (TKgp, ID002; TKf, CI002; Khi, HU002; TKd, LH002; TKi7, LC002; Tkr, SM002; TKdf, RM004) [Overprint symbol 16]
TKvr
Volcanic rock, light gray to pink rhyolite (TKr, BV002; SM002; UL002; TKvf, MG002; TKst, TKsr, TKer, TKtb, BH002; TKv, BT002; KH003; KH004; TKf, TKr, KH002; TKnr, TKnf, TKvs, MD002; Tr, BH003; TKd, RB009) [Overprint symbol 13]
TKvd
Volcanic rocks, dacite (TKv, TN002; TN003; TKvd, MG002; TKtd, BH002; TKvi, RM004) [Overprint symbol 13]
TKvi
Younger phase of Iditarod Volcanics and similar units (TKy, TKil, ID002; TKa, KH002; RB009; UL002; TKvm, MG002; TKea, TKsa, BH002; Tv, BH004; TKn, MD002; TKv, RB004) [Overprint symbol 14]
Felsic tuff (TY004; TY005)
Rhyolite-andesite plugs and domes (TKp, ID002; TKv, Kh, MZ002) [Overprint symbol 15]
Felsic volcanic rocks (TKvf, SM002; Tf, BH004; TKv, BN002) [Overprint symbol 13]
TKiv
Mafic to intermediate volcano-plutonic complexes (TKc, OP002; MD002; TKv, SM002)
TJb
Basalt and andesite, Whitefish Lake volcanic field (TJwl, RM003; TJb, RM005)
TKmv
Flat-lying to gently dipping mafic flows of andesite and basalt, and volcaniclastic deposits of andesitic and basaltic tuff and conglomerate (TKm, ST002)
TKum
Mafic and ultramafic intrusive rocks including pluglike body of augite andesite porphyry and a small dikelike body of augite peridotite (TKi, HU002)
TKmd
Mafic dikes (TMzm {northern half of quadrangle}, EA002; part TKd, LH002; TKsa, MD002; TKd, ID002; TKm, MG002; TKda, TKdm, RM004)
TKi
Intrusive rocks (TKi, NR002; RB002; TL002; TY003; TY005; TKg, SM002; TKiu, Tgdn, LH002; gr, MM002; TKcm, MD002) [Overprint symbol 14]
TKg
Granitic rocks (TKg, AN002; BD002; CI002; CY002; GO002; HG002; ID002; KT002; LG002; MD002; NG002; RB009; TA015; TN003; Kg, TKg, RB004; TKif, TKik, BH002; Tg, BH003; DI002; TA002; TA003; TA005; Mzi, FB002; TKgr, HE002; MM002; TKg, TKkm, LH002; TKf, TKqm,
TKgr
Granite and alaskite (TKga, DI005; TKi10; TKi11, LC002)
TKgs
Syenitic rocks (TKgn, DI005; Tg, DI002)
TKgm
Quartz monzonite and quartz monzodiorite (TKpsw; TKpe; TKgnw, DI005; TKi5, LC002; TKqm, LC012)
TKm
More mafic granitic rocks, tonalite,  monzonite (TKt, AN002; TKt, TKgr, TK002; TKin, BH002; TMzg, EA002; TKm, ID002; LG002; MD002; MD003; OP002; OP003; TKi, IL002; TKig, LH002; md, grn2, MH002; TKi14, TKi13, TKi12, TKi9, TKi8, TKi4, TKi2, LC002; TKsym, R
TKtf
Foliated tonalite sill of Coast Plutonic Complex (TKfg, TKfq, KC002; Tto, PE002; Ttos, PE003; PE004; SD005; Tto, BC002; TKq, BC003; TKtf, AL003) {Overprint symbol 15]
TKtm
Tonalite migmatite of the tonalite sill of the Coast Plutonic Complex (Ttom, PE002; Tmgx, PE003; TKtmk, TKtm, AL003) [Overprint symbol 16]
TKqd
Granitic unit 3, quartz diorite and diorite dikes, stocks, and small plutons (TKip, TKie, TKig, BH002; TMzd, EA002; grn3, MH002; TKi6, TKi3, TKi1, LC002; TKqd, TKqd1, TKqd2, TY005; TKip, RM003) [Overprint pattern 14]
TKgb
Gabbro and dark-colored dikes and sills consisting of diabase, basalt, dioritic and gabbroic mafic intrusive rocks (Tim, GO002; HG002; TKmg, TKtp, TKm, TKpg, LH002; TKlg, TK002; TKm, TY005; TKg, ST002; Tm, BH004)
TKtp
Trondhjemitic pegmatite (TKp, KC002) [Overprint symbol 14]
TDg
Gabbro, undifferentiated, Tertiary to Devonian age (TDg, MD002; RB009; TMg, OP002)
TJgd
Gabbro and diorite, Tertiary to Jurassic age (TJgd HC003; RM005)
TJm
Mafic intrusive rocks, Nyack terrane (TJd, HC003; RM005)
TKl
Lamprophyre, alkali gabbro, and alkali diorite (la, MH002)
TKc
Cataclastite (AN002) [Overprint symbol 15]
TKgg
Gneissose granitic rocks (unit gg, MH002; TKgs, LH002; Tsmg, TK002) [Overprint symbol 13]
TKgh
Ghost Rocks (Tpe, KD002; Tgh, KD003; Tgm, KD006) [Overprint pattern 16]
TKmx
Orca Group melange (TKm, VA002) [Overprint symbol 16]
Ksu
Cretaceous sedimentary rocks, undivided () [Reassigned to other units]
Knb
Undivided marine and non-marine shale and siltstone
Kca
Chert and argillite (unit Kc, RB002) [Not used, see 6080, 3850]
Kcc
Limestone conglomerate (unit Klc, CA002; Kcc, NR002)
Kccc
Conglomeritic facies of a mixed sequence of calcareous graywacke, calcareous mudstone, volcanic graywacke, and volcanic conglomerate (on unit Kcv, CA003;  or on unit Kcc, NR002).  [Overprint pattern 238]
Kcvg
Calcareous graywacke and mudstone, volcanic graywacke, and volcanic conglomerate (Kcc, Kcv, CA002; Kcvg, NR002; Kg, UL002; Kv [part], SH003, SE004) [Overprint pattern 13]
Kcg
Calcareous graywacke and micaceous, calcareous mudstone turbidite deposits (Kcg, CA002; Kct, NR002) [Overprint pattern 708]
Nonmarine and marine carbonate-rich conglomerate and sandstone deltaic deposits (Kcv, CA002; Kcc, NR002; Kv [part], SE004) [Overprint pattern 15]
Kcgc
Conglomeritic facies of carbonate-rich sandstone, siltstone, and shale turbidite deposits. (on Kct, NR002) [Overprint pattern 238]
Ksh
Shale and siltstone (OP002) [Overprint symbol 13]
Ksa
Sandstone, Late Cretaceous (OP002) [Overprint symbol 14]
Kvss
Volcaniclastic sandstone (OP002) [Overprint symbol 15]
Kshf
Shumagin Formation (Ks, CB003; PM002)
Kh
Hoodoo Formation (Kh, CG002; CG004; PM002)
Ksmd
Shumagin Formation, mudstone member (PM002)
Kkd
Kodiak Formation (Kkd, KD002; Kk, KD003; KD004; KD006)
Kcs
Cantwell Formation, sedimentary rocks subunit (Tcs, HE002; MM002; Ts, TL002) [Overprint symbol 13]
Ksb
Schrader Bluff Formation (Ksbl, UT003) [Overprint symbol 14]
Ksbu
Schrader Bluff Formation, upper member (Ksbm, UT003)
Ksbm
Schrader Bluff Formation, middle member (Ksbm, UT003)
Ksbl
Schrader Bluff Formation, lower member (Ksbl, UT003)
Kk
Late Cretaceous undifferentiated clastic rocks (Ku, MC002; Kss, MD002)
Kss
Non-marine sandstone, quartz conglomerate, shale, and siltstone (Ks, MZ002; NB002; RB004; RB009; TKs, MC003) [Overprint symbol 16]
Limy volcaniclastic sandstone (Kls, OP002)
Kshn
Non-marine shale, siltstone, and sandstone (Ks, KW002; HP002; SC002; HC002) [Overprint symbol 16]
Kkg
Kaguyak Formation (Kk, MK002; IL002) [Overprint symbol 15]
Kc
Chignik Formation (Kc, CG002; CG004; PM002; UG002; UG004; Ks, GO002; HG002; NG002)
Khc
Chignik and Hoodoo Formations, undivided.  Also includes Late Cretaceous rocks called Kaguyak Fm. on the west side of Cook Inlet in the Seldovia quad (Kk, SV002; Khc, UG002; UG004)
Kuskokwim Group, sandstone, siltstone, shale, and conglomerate (Kk, DI005; GO002; SM002; TA002; TA003; TA004; TA015; Kku, LH003; Kss, Kcs, LH004; Kks, ID002; RM002; Ksu, MD002; Ku, Kss, OP002; TKhf [part], Kcs, Kss, Kls, Kus, Ksh, MG003; Kkcf, Kkmf, Kkmc
uKss
Fine sandstone, siltstone, and shale, Kuskokwim Group [Overprint symbol 13]
Kms
Minto unit, siltstone, mudstone, graywacke, quartzose sandstone, plant fragments, Late Cretaceous(?) (Km, LG002)
Kkn
Kuskokwim Group, nonmarine to marginal marine quartzose sandstone and siltstone (Kkq, ID002; Ksc, MD002; OP002; Kqs, Kqcs, Kqvs, LH004; Kqs, Kqcs, MG003; Kkcd, Kkbc, BH002; Kkcd, RM003; Ksl, RM004; Kka, TA002) [Overprint symbol 16]
Kqc
Quartz-pebble conglomerate, early Late Cretaceous (MZ002; BT002; HU002; Knc, SE002; Kq, SH002; SP002; Kb, CH002) [Overprint symbol 14]
Ktu
Tuluvak Formation (Ktu, UT003) [Overprint symbol 14]
Km
Matanuska Formation, fossiliferous marine shale, late Early Cretaceous to Late Cretaceous (Km, AN002; TK002; GU002; Kmu, Kml, VA002; Ks, GU101)
Kme
Melozitna group, informal name; Shaktolik (sp) Group (abandoned name), graywacke, shale, grit, and conglomerate (Ks, ID002; MA002; OP002; RM002; Ksu?, NL002)
Sandstone, shale, and conglomerate deltaic deposits (Ksu, NL003; Ks, BI002; NI002, NI003; NR002; UL002; Kn, Knm, KT002 [see also 2180])
Ksi
Rhyolite and dacite, and sandstone, shale, and conglomerate deltaic deposits and intricately intruded areas of volcanic graywacke and mudstone, late Early Cretaceous (Albian) (TKrs, UL002; Kvc, NR002; TKic, RB009) [Overprint symbol 348]
Kccf
Undifferentiated sedimentary rocks -- conglomerate facies (NL004) [Overprint symbol 238]
Igneous pebble-cobble conglomerate (Albian and Late Cretaceous?, unit Kc, MZ002; HU002; RB004; SE002; SH002; SP002; Kic, BT002; Kmc, RB009) [Overprint symbol 15]
Seabee Formation (Ks, UT003; Kh, DP004; ML002) [Overprint symbol 13]
Knf
Nanushuk Formation, includes former Kukpowruk, Tuktu, Grandstand, Corwin, Chandler, and Ninuluk Formations, now abandoned (Knc, Knt, KL002; Kn, UT003; Ka, DP004; ML002) [Overprint symbol 13]
Knu
Nanushuk Formation, upper part (Knu, UT003)
Nanushuk Formation, lower part (Knu, UT003)
Kto
Torok Formation, Aptian to Cenomanian (Kto, KL002; UT003) [Overprint symbol 14]
Ktfm
Torok and Fortress Mountain Formations, undivided, Aptian to Cenomanian (Ktfm, HW003) [Overprint symbol 16]
Knl
Early Cretaceous Nelchina Limestone (Ksu, TK00) [Overprint symbol 708]
Ksse
Marine sandstone and siltstone, Early Cretaceous (Ksm, NR002; Km, KT002; Kg, Km, NL003)
Kgcg
Calcareous graywacke and conglomerate (Kcg, GO002) [Overprint symbol 14]
Kvgm
Volcanic graywacke and mudstone, late Early Cretaceous (Albian) (unit Kgm, MZ002; RB004; Knm, eastern map area, KT003; Kg, NL003; CA002; Kls, KW002; SC002; Kv, SE002; ST002; KJcs, TN002)
Kvcc
Conglomeratic facies, Volcanic conglomerate and breccia (Kvg, CA002; Kcv, CA003; Kvc, NR002)[Overprint symbol 238]
Kbc
Berg Creek Formation  (Kb, Js, VA002; Ks, VA007; Kl, BG002; MC002; Kbc, MC100)
Kwcf
Early Cretaceous flysch, Wilber Creek unit (Kts, BH002; KJqa, Kwcf, CI002; Kka, CY002; Kwcc, Kwcs, LG002; Kwc, Kwcq, TN003; KJgs, KH002; KJcs, KH003)
Kp
Pedmar Formation, Albian (Kp, MK002)
Kandik Group equivalent, Mount Goodenough in Yukon?
Kkt
Kandik Group; Kathul Graywacke (Kka, CY002)
Ksm
Quartz-carbonate sandstone and pebbly mudstone, Early Cretaceous, Valanginian-Aptian (Kqc, MD002; Kb, GO002) [Overprint symbol 13]
Kba
Biederman Argillite, Kandik Group, Valanginian (Kb, CY002) [Overprint pattern 13]
Kko
Kongakut Formation, pebble shale and siltstone (Kk, Kk?, AC002; DP002; DP004) [Overprint symbol 13]
Kps
Pebble Shale unit (Kp, DP004; ML002)
Kcct
Cape Current terrane (Kc, KD004)
Kkq
Keenan Quartzite, Kandik Group, Valanginian (unit Kk, CY002; Kq, BR002; Kke, ML002) [Overprint pattern 15]
Karg
Argillite, Early Cretaceous(?) (Ka, CY002) [Overprint pattern 14]
Kus
Unnamed sandstone along Nation River, stratigraphically below Keenan Quartzite (Ku, CY005) [Overprint symbol 14]
Khe
Herendeen Formation or Limestone on some maps; (Khe, CG002; CG004; PM002; MK005; Klg, GO002)
Kli
Limestone, Early Cretaceous(?), primarily Inoceramus prisms (Kl, CY002)
Marine mudstone and sandstone (Kgm, KT002 [201]; Kcs, KW002; MA002; NL003 [303]; SC002)
Kuc
Ungalik Conglomerate (unit Ku, RB002; NL002)  [Not used]
Kst
Staniukovich Formation (Ks, PM002; UG004; Kst, CG004; MK005; KJs, CG002; Js UG002)
Kvm
Earliest Cretaceous volcanic graywacke and conglomerate (Kvs, BH002; Kgm, BT002; HU002; Kvg, MD002; NR002; RB009 [According to Patton, oral commun., 1997]; Kvg, Kvm, Kcv, CA002; Kg, UL002; Kcg, HU002; Kv, SH002; Kgs, Knm, KT002; Kvg, NR002; Kg, NL003; UL
Earliest Cretaceous volcanic conglomerate (KT002, shown as part of unit Kgs - 2180; KT002; Kcvs/Kcs, MD003; OP003)
Klvm
Earliest Cretaceous volcanic conglomerate (Kvg, MD002; OP002)
Kfm
Fortress Mountain Formation, interbedded wacke and mudstone (Kfw, DL002; DL003; DL004; Kfwc, DL004; KKy, DL005; Kfm, Kfcg, Kfs, KL002; Kb, DP004) [Overprint symbol 13]
Ko
Okpikruak Formation and may include Fortress Mountain Formation, interbedded wacke and mudstone (Kfo, Ko, Ko1, Ko2, Ko3, Kit1, DL002; DL003; DL004; Koc, Koc1, Koc2, DL003; DL004; Ko4, Koc3, Koc4, DL004; Ko, Ko1, Ko2, Ko3, Ko3e, Ko4, Ko4n, Ko5, MU002) [Ov
Kofc
Coquina limestone of the Okpikruak Formation (c, HW003)
Kmk
McHugh Complex, Uyak Complex, melange (Mzm, AN002; BG002; Ku, KD004; Kbc, KJm, VA002; KJm, KN003; KPm, KPms, KPmc, SV002)
Mzpg
Phyllite/greenstone melange; occurs structurally between the McHugh Complex and Valdez Group (Mzpg, BG002)
Kmar
Melange south of McKinley Fault (Kms, HE002; DSga, TK002)
TrSl
Melange south of McKinley Fault, limestone blocks ( (msl)Kms, HE002)
Melange north of McKinley Fault (Kmn, HE002; wm, MH002 [same as Kmy and Kmz in Healy quad?, subdivided also on map])
Melange north of McKinley Fault, limestone blocks ( (mnl)Kmn, HE002)
Kmu
Melange north of McKinley Fault, ultramafic rocks ( (mno)Kmn, HE002; Kuu, KD004) [Overprint symbol 13]
Kve
Hypabyssal rocks, dacite and rhyolite porphyry (Ktr, BH002; Ki, HC002; KW002; MA002; Khe, SE002; Kfv, SH002) [Overprint symbol 348]
Ksf
South Fork Volcanics, locally columnar jointed, massive, densely welded, biotite-quartz-hornblende-feldspar crystal tuff  (KSF, YFL002; YSL002; YTY002) [Overprint symbol 44]
Cretaceous basalt, local pillow flows, probably early Cretaceous (Kb, TY004; TY005)
Kvl
Andesitic subvolcanic rocks (Kva, HE002)
Basaltic subvolcanic rocks (Kvb, HE002)
Iditarod Volcanics and similar units, flows, tuff, and agglomerate (TKvm, RM004; Kkt, Kit, ID002; Kac, OP002; Kka, Kkv, ID002; Kkv, RM002; TKvit, TKa, TKvi, TKvip, TKpvm, TKgvm, TKvm, TKvv, TKvmi, SM003; Kvmp, Kvm, MG003; Ksl, Kvkr, Kvk1, Kvk2, Kvk3, Kvk
Volcanic rocks, Kipchuk Volcanic Field (TKdt, TKat, TKgrt, TKft, TKvmi, SM003; Khtb, Khb, SM006; Ki, ST002) [Overprint symbol 14]
Kvp
Valdez. Group:  Pillow basalt; in some areas, interlayered with subordinate pillow breccia and tuff (Kvp, BS004; SR004)
Ktg
Tuff, volcanic graywacke, and mudstone (Ktg, HU002; MZ002; Kv, UL002; Kts, GO002; Kv, HC002; KCgg [part], BH004) [Overprint symbol 15]
Andesitic volcanic rocks (earliest Cretaceous, Neocomian, but may include Albian) (Kv, MZ002; NL003; NR002; RB004; SL002; UL002; KJv, CA002; HU002; KT002; KW002; SE002; SH002; Kab, SH002; Kv, RB009) [Overprint symbol 16]
Kbd
Spilitic pillow basalt and diabase (SH002; KT004, see also2230)
Kft
Shoshonitic flows and tuffs (Kft, UL002) [Overprint symbol 13]
Kcve
Chisana Formation, andesitic flows and volcaniclastic rocks, also includes Gravina Belt volcanics in southeast Alaska, which may also be in part Late Jurassic in age (Kc, MC002; NB002; KJgv, KC002; KC005; KJsg, KJsv, PE002; Ksg, PE003; Tvh, Jgv, CR010) [
Kdg
Dikes, granite to diorite (LG002)
Kd
Basaltic andesite dikes (Kd, SV002)
Kpg
Pegmatite (Kpg, BN002) [Overprint symbol 348]
Kgu
Granitic Rocks (Kg, BV002; CA002; KH003; KT002; MA002; TN003; Kgr, HE002; NL003; Kag, HU002; PzpCg, EA002; part Mzg, TC002; Ku, KN009; Kcb, Knh, BN002; Kgu, BN002; SO002) [All ages]
Kgt
Tourmaline bearing granite (HE002)
Kgc
Contaminated granitic rocks; Dark, fine- to coarse-grained contaminated granitic rocks with abundant mafic schlieren (Kgc, BV002)
Kgd
Granodiorite (Kg, MZ002; Kgq, HU002; Ki13, Ki11, Ki10, Ki7, Ki3, Ki2, Ki1, LC002; Kg3, SH002; part Mzg, TC002; Kkg, SO002)
Kqd
Quartz diorite (Ki12, Ki6, Ki5, Ki4, LC002; part Mzg, TC002; Kkd, SO002)
Ksd
Sheeted dikes, Valdez Group (Ksd, SR002; BS002; Ksd, BS004; SR004)
Kmum
Gabbro of Mount Moffit (gbm, MH002; Kd, BD002; Km?, TN002; Km, KH003; Kgab, TK003)
Serpentinite, diabase, gabbro, and mafic volcaniclastic rocks (Ksp, KH003)
Kvgb
Coarse-grained gabbro, Valdez Group (Kvgb, SR002; BS002)
Kvu
VALDEZ GROUP:  Dunite, locally with layers of chromite (Kvu, SR004)
Kga
Alaskite (Ka, LG002; Kp, BD002, Ka3, SH002) [Overprint symbol 13] [< 85 Ma]
Kgl
Granite (Kw, AN002; Kick, Kicc, BH002; Kg, CI005; Ki8, LC002, Kg, MZ002; RB005; Kug, NB002; Kcm, NR002; TKg, TN003; Kog, 2460) [Overprint symbol 13] [< 85 Ma]
Kgs
Syenite (LG002; Kae, BN002) [Overprint symbol 13] [< 85 Ma]
Kgk
Quartz monzonite, monzonite, and syenite (Ki15; Kmo, LG002; Kqm, TK003; Ksp, Ki, LH002; Km, Kmd, MG003; Kihd, BH002; Kg, BT002; TN002; Kqm, IL002; Kp, Kb, Kwc, BN002) [Overprint symbol 13] [< 85 Ma]
Kgm
Granite (Pedro Dome, LG002; grgm, grma, grrc, MH002; Kgq, Kcg, Ktq, Ktg, Kmg, NB002; Kqd, Kq, Kg, Kgq, Klg, Kpg, KC002)
Klgd
Granodiorite (unit Kgr [part], HE002; Kg, BD002; HP002; grmr, MH002; Ki14; LC002; Kgd, LG002)
mKg
Granite 85-110 Ma [Overprint symbol 15]
mKqm
Quartz monzonite, monzonite, and syenite 85-110 Ma (Kq, SL002; Kkz, Kku, Kvb, BN002; Kd, BN002; SO002) [Overprint symbol 15]
mKgd
Intermediate granitic rocks, mostly granodiorite (Kwqo, PE002; Kwqo, Kwan, PE003) [Overprint symbol 16]
mKqd
Intermediate granitic rocks, mostly quartz diorite and tonalite, magmatic garnet and epidote 85-110 Ma  (unit Kgr [part], HE002; Kqd, Kq, Kg, Kgq, Klg, Kpg, KC002; Ktef, Ktob, BC002; Kgp, Kgg, Kqd, BC003; Ktif, Ktop, Ktoc, Kqop, Kqo, Kdi, Kmgf, Ktef, Kto
mKgb
Gabbro (not zoned ultramafic) (Kwgb, CR010)
mKum
Ultramafic rocks, especially including zoned ultramafic bodies of southeast Alaska (TKum, BC003; Kum, KC002; Kbdu, Kbwh, Kbgb, Kuk, Khb, Kgb, PE002; Khb, PE003; Kkdu, Kkgu, CR010)
Serpentinized ultramafic rocks (Kum, AN002; NB002; Ksp, TN002; BH002; Kvu, CV002; s, BH003)
eKg
Granite (lKgg, RB009; Kis, RM003) [Overprint symbol 14]
Slana pluton, hornblende granodiorite, Nabesna pluton, granodiorite and quartz diorite, Antler Creek pluton, syenodiorite, Border of Antler Creek pluton, hornblendite, Klein Creek pluton, granodiorite and quartz monzonite (Kkg, MC002; MC003; Ksg, Kng, Ka
eKgf
Foliated granodiorite
Quartz-feldspar porphyry (Knp, NB002) [Overprint 14] [>110 Ma]
Quartz monzonite (Km, MZ002; Kgr, NL003; Kg, RB004; TN003; TY002; WI002; Kinc, BH002; RM003; Kgq, HU002; Kqi+, SE002; Kq2, Km2, SH002; Kg  (part), CA003; CA004) [Overprint 14] [>110 Ma]
eKns
Nephelene syenite (Kns, SE002; Kn2, SH002; Kn, SL002; Kg (part), CA003; CA004; Kdc, SO002) [Overprint symbol 348]
Diorite, quartz diorite and syenodiorite (Kbd, Ksd, Kdd, Kcs, Kkd, NB002; Tqd, Tqd-f, Tqd-p, Kgd-f, TK003; Kt, MF004) [Overprint 14] [>110 Ma]
eKsy
Syenite (Kgi, SE002; Ks2, SH002; Kg (part), CA002; Ko, SL002; Kkms, SO002) [Overprint symbol 14]
eKgb
Gabbro of Tenakee Inlet on Chichagof Island (Tg(?), SI006; Kku, CR010)
eKtt
Leucotonalite and trondjemite (Kt, AN002; Knt, NB002; Kg (part), CA003; CA004) [Overprint 14]
eKgdc
Foliated (or cataclastic/mylonitic) quartz diorite (Ki9, Ki5, LC002)
eKmi
Metamorphosed granitic rocks, wide range of compositions from quartz monzonite to diorite (ag, MH002; Kgr, AR002; Kkgm, SO002; Kfg, BN002; mgg, MF003)
eKqm
Foliated quartz monzonite and granodiorite (Kfq, KC002) [Overprint symbol 13]
eKmg
Migmatite associated with western plutonic belt of southeast Alaska (Wales-Chichagof arc) (Kwmg, JU002; Krmg, CR010) [Overprint symbol 348]
Mzsa
Migmatite and migmatitic schist (mig, mgsh, MH002) [Overprint symbol 14]
Khg
Hornfels and gniess (Kh, KH003; Pzh, EA002)  [Also gneissose areas within hornfels, largely on the Tanana geologic map (TN002)]
Metagabbro, metadiabase, and minor amphibolite (mgb, MH002)
Kvs
Metasedimentary rocks of the Valdez Group (Kvs, AN002; BG003; CV002; CV003; SR002; VA003; KJv, KN003; MC002; TY002; Kv, BG002; BS004; SR004; Kv, Kvm, SV002; Kvs, Kfc, Kvm, Khc, VA002)
Kvvs
Valdez Group, Interbedded volcanic and sedimentary rocks (Kvvs, BG002; CV002; CV003; SR002) [Overprint symbol 238]
Kvv
Valdez Group, metavolcanic rocks, undivided (Kvv, CV003; VA002; Kvt, AN002; BS004; SR004; Kvgr, CV002)
Kvg
Valdez Group -- Schistose metaflysch (Kvm, av, avp, BG002; Kvm, CV003; Kvm, Kvsm, MS002; Kvs, BS004; SR004; mlg, mlp, msb, MF003; TKmlg, SK002)
Kvsg
Valdez Group -- Schistose to gneissic metaflysch and migmatite (Kvg, BG003; CV002; CV003; Kvg, ap, BG002; mgb, MF003) [Overprint symbol 14]
KJs
Argillite, chert, sandstone, and limestone (KJc, BH002; Mza, TC002) [Overprint symbol 14]
KJwc
Wilber Creek and Wolverine quartzite units, undivided (TN003 modified, shown as southern TrPs) [Overprint symbol 13]
KJw
Wolverine unit, quartzite and interbedded shale and siltstone, Late Jurassic or Early Cretaceous (KJw, LG002; TN003; KJqa, CI002)
Quartzite of the Wolverine quartzite unit (KJwq, TN003) [Overprint pattern 15]
Sandstone and shale of the Wolverine quartzite unit (KJwa, TN003)
KJfn
Marine sedimentary rocks of Gravina-Nuzotin unit (KJa, HE002; KJs, MC002; MC003; NB002; KJgs, MzPzms, KC002; KJss, KJsm, PE002; Tsh, Ksm, Kss, Ksp, Mzp, PE003; MzPzms, Tsh, CR010) [Compare to unit KJf north of Denali Fault, HE002] [Overprint symbol 14]
KJcg
Conglomerate, sandstone, siltstone, shale, and volcanic rocks, westernmost outcrops of the Gravina-Nuzotin belt  (HE002) [Overprint symbol 15]
KJgb
Sedimentary and volcanic rocks of the Gravina belt, undivided (KJsu, JU002; KJs, KJsh, SI005; KJgg, Jgs, CR010) [Overprint symbol 13]
Mzc
Conglomerate and sandstone, possibly northern shore facies of Nutzotin Mountains sequence (TKc, NB002) [Overprint symbol 44]
KJfm
Metasedimentary rocks (JKw, LH003)
KTrs
Marine volcaniclastic sandstone, conglomerate, and argillite (KCg1, DI002; TA002; KJs, TA003; TA004; KCgg, BH004; Jvs, BH002)
KTrsi
Marine volcaniclastic sandstone, conglomerate, and argillite apparently cut by dikes or shallow intrusions (KJsvi, TA015)
KJsh
Pebble shale and Kingak Shale, undivided (KJs, DP004; ML002)
KJyg
Yakutat Group, undivided (MS002)
KJys
Yakutat Group, flysch facies (Kys, Kys(?), BG002; MS002) [Overprint symbol 13]
KJsg
Sitka Graywacke and Khaz Sandstone (KJs, KJsh, SI002; PA002; Ks, Ksh, SI004; KJks, SI002; Ksh, MF002) [Overprint symbol 13]
KJf
Flysch sequence, Early Cretaceous and Late Jurassic (Js, Kag, TK002; KJf, HE002; MM002, south of Denali flt.; JKs, Pzu, LH002; KJu, TY002; Km, Kw, TY003; Ks, TY004; KJs, KJc, KJsh, MG002; Ks, Kw, KJu, TY005; KJs, LC002; LH004; TK003; KJs south of Denali
KJfk
Flysch sequence (Early Cretaceous and Late Jurassic, unit KJfk, HE002) [Overprint symbol 13]
Flysch sequence, Late Cretaceous to Late Jurassic (unit KJfl, HE002; KJm, MG002; KJs, TL002) [Overprint symbol 14]
KJkr
Koksetna River sequence, Jura-Cretaceous flysch, southern part of Kahiltna terrane (KJkr, LC003; LC006; LH005)
KJvr
Vrain unit, pyritiferous shale and minor siltstone; not flysch, equivalent to upper part of Glenn Shale (KJv, LG002; part of MzPzat, CI002) [Overprint pattern 16]
KJgu
Glenn Shale, upper unit, Early Cretaceous to Middle Jurassic (KJgu, CY002; KJs, BR002) [Overprint pattern 16]
KJsgu
Sitka Graywacke, undivided (
KJsgs
Sitka Graywacke graywacke and argillite (
KJv
Basalt and andesite flows, Whitefish Lake volcanic field, Nyac terrane (TJwl, RM003; KJba, BH002; RM003; KJv, SC002; KJvs, GO002; KJv, DI005)
KJvs
Volcanic and sedimentary rocks (KJvs, DI002; KJvs, GO002; DI007; DI005)
KJvt
Tuffaceous subunit of unit MzPzat (Vrain, CI002)
KJcv
Chert and volcanic sequence (Late Cretaceous and(?) Jurassic, KJcv, FP002)
KJrd
Highly altered hypabyssal rhyolite and dacite (TJih, BH002; RM003)
JTrtv
Pillow basalt (KJb, TL002; BH002) [see 5450, 4215, all thought to be same unit] [Overprint symbol 13]
KJsv
Volcanic Rocks of the Sitka Graywacke (KJsv, SI002; Ksv, SI004)
KJg
Granitic rocks and minor monzonite (grs1, grs2, grs3, grcl, MH002; Kgd, hbqd, hbqm, hbgd, GU002; TJis, BH002; KJi, LC002; MzPzp, CH002)
KJse
Saint Elias Suite, biotite hornblende granodiorite; lesser tonalite; locally quartz monzodiorite, quartz diorite, granite, and quartz monzonite (JKS, YDZ002; YKL002; YMS002)
KJgg
Gabbro and diorite (KJg, MG002)
KJmu
Ultramafic rocks (Early Cretaceous or Jurassic, HE002) [Compare to Kum (AN002)]
KJyx
Yakutat Group, melange facies (Kyx, MS002; YA002; Kym, MF003; MF009; SK012; Kys, MF003; Kyx, MS002) [Overprint symbol 238]  Edit list
KJyxs
Yakutat Group, melange facies, sandstone masses (Kyxs, MS002)
KJyxc
Yakutat Group, melange facies, conglomerate masses (Kyxc, MS002)
KJyxg
Yakutat Group, melange facies, greenstone masses (Kyxg, MS002)
KJyxd
Yakutat Group, melange facies, tonalite masses (Kyxd, MS002)
Ksx
Khaz melange or melange associated with the Sitka Graywacke (Kk, MF002; SI004; KJk, KJkh, PA002; SI002; KJkm, SI002; JTrk, PA004; SI006
KJks
Khaz melange, sandstone mass (KJks, SI002)
Marine metasedimentary rocks, flysch, Early Cretaceous and Late Jurassic, part of the Gravina-Nuzotin belt  (KJs, MH002) [Overprint pattern 15]
KJgm
Undifferentiated greenstone, metapelitic rocks, and metasandstone of the Gravina belt (KJsu, JU002) [Overprint symbol 16]
KJgc
Polymictic metaconglomerate, Gravina related (MzPzmc, KC002) [Overprint symbol 15]
KJyb
Metamorphic rocks of the Brabazon Range (Yakutat Group equivalent) (Kyb, MS002) [Overprint symbol 16]
Kynf
Schist of Nunatak Fiord (Kym, Kyn, Kyxm, Kyvm, MS002) [Overprint 15]
Kyxg
Yakutat Group Greenstone (Kyv, Kma, MF003)
KJmqd
Metamorphosed quartz diorite, granodiorite, and diorite (KJgd, KC002) [Overprint symbol 14]
Jsu
Jurassic sedimentary rocks, marine, undivided (Js, MC002)
Jn
Naknek Formation (B-1969A; AN002; CB003; CG002; CG004; KN002; MK005; PM002; IL002; SV002; TY002; UG004)
Jn?
Naknek Formation?  Use with overprint pattern 13]
Jnn
Naknek Formation -- Northeast Creek Sandstone Member (Jnn, CG004; PM002; MK002; MK005; UG004; Jns, UG002)
Jns
Naknek Formation -- Snug Harbor Siltstone Member (Jns, CG004; PM002; MK002; MK005; UG004; Jnst, UG002)
Jni
Naknek Formation -- Indecision Creek Sandstone Member (Jni, CG004; PM002; MK002; MK005; UG004)
Jnk
Naknek Formation -- Katolinat Conglomerate Member (Jnk, MK002; MK005; UG004)
Jnc
Naknek Formation -- Chisik Conglomerate Member (Jnc, CG004; MK002; MK005; UG002; UG004)
Jnnc
Naknek Formation -- undivided Northeast Creek Sandstone Member and Chisik Conglomerate Member (CG004; UG004)
Jnis
Naknek Formation -- undivided Indecision Creek Sandstone Member and Snug Harbor Siltstone Member (CG004; UG004)
Js
Shelikof Formation (Jss, Sandstone member, Jsst, Siltstone member, and Jsc, Conglomerate member, all on I-1685 now abandoned) [Shelikof Fm. is equivalent to the upper part of the Chinitna Fm. (Pavelof Siltstone Member)]
Jc
Chinitna Formation (AN002; KN002; IL002; SV002)
Chinitna Formation, Tonnie Siltstone Member (Jct, IL007; KN005; SV004)
Jb
Bug Creek, undivided.  Several cycles of shale and shelf sandstone in northern Yukon, fining generally to the northwest, and including equivalent generally fine clastic strata in central Yukon. (JB, Yukon; Jw, MU002; KJk, DP004; ML002)
Bug Creek Group, succession of alternating coarse and fine clastic formations (JB2, YOC002; YDM002; YBE002)
Jkt
Kotsina Conglomerate, Middle and/or Late Jurassic? (Jk, VA002; MC002)
Juc
Unnamed marine sedimentary rocks, sandstone, siltstone, mudstone (Jvc, Jvs, BH002; Jvc, RM003)
Marine arkosic sandstone and argillite, Togiak terrane (Ja, BH002) [Overprint symbol 15]
Jtxc
Chinitna Formation and Tuxedni Group, undivided (Jct, TK002; part of KJs, TL002; Jk, GO002)
Jkw
Graywacke of Kulukak Bay (Weary Graywacke) (Jk, DI003; DI005; GO002; HG002; NG002; KJs, IL002; LC002) [Overprint symbol 15]
Jtx
Tuxedni Group, undivided (Jt, AN002; KN002; IL002; Jtu, SV002)
Jtb
Tuxedni Group, Bowser Formation (Jtb, IL007; KN005; SV004)
Jtt
Tuxedni Group, Twist Creek Siltstone (Jtt, IL007; KN005; SV004)
Jtc
Tuxedni Group, Cynthia Falls Sandstone (Jtc, IL007; KN005; SV004)
Jtf
Tuxedni Group, Fritz Creek Siltstone (Jtf, IL007; KN005; SV004)
Jtg
Tuxedni Group, Gaikema Sandstone (Jtg, IL007; KN005; SV004)
Jtrg
Tuxedni Group, Red Glacier Formation (Jtr, IL007; KN005; SV004)
Jk
Kialagvik Formation  (Jk, UG002; UG004) [Kialagvik Fm. is similar to the lower upper part of the Tuxedni Group]
Jl
Laberge Group, arkosic sandstone and minor shale with resistant heterolithic pebble and boulder conglomerate; recessive, thin bedded, silty shale (JL, YAL002; YGL002; YCK002; YLB002; YTS002; YWH002) [Overprint symbol 16]
Tatina River volcanics, Upper member, phosphatic shale and volcaniclastic sandstone (unit lJs, MG002; part of KJs, TL002) [Overprint symbol 13]
Jms
Micaceous, fine-grained black graywacke, siltstone, and slate, and gritty limestone.  (Jlvs, DI003; TA006)
Jvt
Volcaniclastic turbidites (Jln, GO005)
Jtk
Talkeetna Formation (JTrt, AN002; Jtk, KN002; VA002; TK002; TY002; IL002; Mzv, TY003; TY005; Jta, Jts, Jtrd, GU002; Jlvs, GO002; HG002; Jt, MK002; MK005; SV002; UG002; UG004; Jv, KN009) [Listed as sedimentary rock unit above; varies, essentially volcanic
Jtkh
Talkeetna Formation, Horn Mountain Tuff member (Jtkh, IL007; KN005) [Overprint symbol 14]
Jtkp
Talkeetna Formation, Portage Creek Agglomerate member (Jtkp, IL007; KN005) [Overprint symbol 15]
Jtkm
Talkeetna Formation, Marsh Creek Breccia member (Jtkm, IL007; KN005) [Overprint symbol 16]
JTrp
Phyllite and chert, possible Talkeetna stratigraphic equivalent (JTrp, BH002; MzPzgp, TA019) [Compare with 3850]
JMsu
Strangle Woman Creek sequence, undivided (JMsu, CO003)
Jqs
Strangle Woman Creek sequence, quartzite and shale (Jqs, CO002)
JMqs
Strangle Woman Creek sequence, quartzite, shale, and sandstone (Jqss, CO002)
JMpu
Younger strata of the Porcupine River sequence, undivided (JMpu, CO003)
Jmu
Ultramafic rocks including layered quartz gabbro (Jum, Jlg, Ju, VA002) Lumped units 3345, 3405, 3490, 3491, 3495, 3540, 3545
Jtr
Trondhjemite (AN002; TK002; IL002; Jt, UL002; GO002; HG002; Jgr, HC002; Ji2, LC002) [Overprint pattern 13]
Alkalic gabbro (Jgb, HE002)
Ji
Alaska-Aleutian Range batholith, undifferentiated (Jg, IL008; LC010: KN011; p, IL007; Ji7, MU002)
Jgr
Granite of Alaska-Aleutian Range batholith (Jg, VA002; J(?)f, SV002; Jgr, MK002; MK005)
Jgd
Granodiorite of Alaska-Aleutian Range batholith (Jgd, AN002; BG002; KN002; MK002; MK005; UG002; UG004; VA002; Jqm, IL002; Ji3, LC002; KJgd, KJgd-f, KJgn, TK002)
Jqd
Quartz diorite of Alaska-Aleutian Range batholith and Chitina Valley batholith, quartz monzodiorite, quartz diorite, tonalite, and granodiorite (Jqd, AN002; KN002; TK002; IL002; MK002; MK005; Ji1, LC002; Jt, BG002; Jc, MC002; VA002; JTrq, NB002; Jgd, CR0
Jqt
Quartz diorite and tonalite (AN002; Jd, Jto, SV002; JU, KN009) [Overprint symbol 16]
Mafic and intermediate plutonic rocks, Middle to Early Jurassic, also Diorite and Gabbro of Alaska-Aleutian Range batholith (Jd, IL002; Jmip, AN002; Jgb, MK002; MK005; KJd, MF002)
Jgb
Largely gabbroic rocks, may include minor ultramafic or dioritic rocks (Jg, GO002; HG002; TJik, BH002; TJim, RM003; Jg7, DL002; DL004; Jg7, Jfg7, MU002; Jg, SI006; Jmp, VA002; Jsg, Jslg, HW003; HW004)
Jpg
Bokan Mountain peralkaline granite and syenite (Jg, CR002; Jbgr, Jbsy, CR010) [Overprint symbol 15]
Jla
Lamprohyre and maifc dikes associated with Iliamna Volcano, thought to be Jurassic (la, b, IL007; la, KN005; LC007)
Jvab
Andesitic and basaltic flows, flow breccias and epiclastic marine rocks; younger than Talkeetna (Jab, BH002; RM003; Jvs, GO002; mi, DI002; Kkv, BH004) [Overprint symobl 13]
Jsb
Igneous complex of Siniktanneyak Mountain, basalt at highest stratigraphic level.  Includes pillow breccia, part of ophiolite.  (Jsb, Jsd, HW003; HW004; Jsu, HW004)
Jan
Anorthosite ()
Gabbronorite, Middle and Early Jurassic (Jg, Jgs, AN002)
Ultramafic and mafic rocks, Middle to Early Jurassic (Jum, AN002; Jm, IL002; Jum, GO002; HG002; Ju7, MU002; DL002; DL004)
Jtu
Cumulate ultramafic rocks (unit Jcu, NL003; pc, OP002)
Harzburgite tectonite (unit Jht, NL003; ph, OP002)
Ultramafic and mafic rocks, Middle to Early Jurassic; Dishna River mafic and ultramafic rocks  (Juu, NL003; Jumc, AR003; WI003; Ju, AR002; UL002; Jdr, ID002; OP002; JPu, MZ002; BT002)
eJn
Nordenskiold Dacite (lJN, YAL002; YCK002; YGL002; YLB002; YWH002) [Overprint symbol 13]
Hornblende gabbro and leucogabbro (layered) (Jgl [now Jtg), VA002; shgb, GU002)
Ultramafic rocks, Early Jurassic or older (shgb, GU002)
JTrg
Granodiorite of Taylor Mountain batholith and related(?) rocks (JTrg, TC002; JTrg, Mzh, EA002)
Jsy
Hornblende syenite porphyry (MZs, TC002; Js, EA002)
PPast
Metamorphic and plutonic rocks, undifferentiated, Jurassic, (Jpmu, TK002)
Jsch
Schist of Kodiak Island, = Raspberry Schist of Roeske and others (1989).  Equivalent to Seldovia Schist and Schist of Iceberg Lake in Cook Inlet Region and Schist of Liberty Creek,  (Jgb, Klc, VA002, revised G.R. Winkler, 1998; Jsm, SV002; Js, KD004)
Jmgd
Texas Creek granodiorite (metamorphosed) (JTrt, BC003; Trt, KC002) [Reconsider color]
Migmatite border zone of granodiorite (Jgdm, TK002)
Jbs
Bug Creek Group, Lower Schist:  dark grey argillite, slate, and phyllite, commonly graphitic, thin-bedded dark grey quartzite, platy to phyllitic quartzite; minor phyllite and limy quartzite (JB1, YDW002; YLS002)
Jps
Pelitic schist, Jurassic (Jps, AN002)
JTru
Kingak Shale, Shublik Formation, and Karen Creek Sandstone, undivided (JTru, ML002)
JTrmc
McCarthy Formation, argillite and impure limestone (Early Jurassic-Late Triassic) (JTrm, BG002; MH002; MC002; VA002)
Limestone, shale, and chert (Early Jurassic(?)-Late Triassic (Norian)); newly recognized unit in Taylor Mtns. (eJTrl, TA008)
JTrsu
Red and brown sedimentary rocks and basalt (Early Jurassic-Late Triassic) (JTrrs, HE002)
JTrct
Crystal tuff, argillite, chert, graywacke, and limestone, deep marine, Late Jurassic to Late Triassic(?) (Jta, TK002; JTrta, HE002; JTrsv, TL002)
JTrta
Crystal tuff, argillite, chert, graywacke, and limestone, deep marine, Late Jurassic to Late Triassic(?), thought largely Triassic (unit JTrt, MD002; MD003; OP003; JTrp, SV002; JMc, RB009)
JTrgb
Gabbro, associated basalt and andesite(?), minor diorite and diabase, and undiffereniated mafic- and intermediate composition igneous rocks.  (TMzm, EA002; Mzgb, TC002; MzPzmu, YT003)
JTro
Probable dismembered altered ophiolite complex consisting of mafic flows, dikes, volcaniclastic rocks, and gabbro, subdivided: (Pzmg, GO002; HG002)
JTropb
Pillow basalt (Trub, GO005; HG003)
JTrot
Trondhjemite (Trut, GO005; HG003)
JTrod
Diabasic intrusive rocks (Trud, GO005; HG003)
JTropg
Pyroxene gabbro (Trug, GO005; HG003)
JTrosu
Serpentinized ultramafic rocks (su, GO005; HG003)
JTrdi
Diorite (JU004) [Overprint symbol 15]
JTrcs
Calcareous schist and phyllite (JTrmc, GO005)
JTrmb
Metabasaltic schist (JTrmb, GO005; HG003)
JTrmv
Volcaniclastic schist (JTrmb, GO005; HG003)
Trsu
Sedimentary rocks, undivided (Tru, DP004; ML002)
Trvs
Volcaniclastic rocks of Rodman Bay and sedimentary and solcanic rocks of Nakwasina Sound (Trsv, Trsv?, SI002; PA002; Pmup, SK002; MF003) [Overprint symbol 15]
Trlc
Triassic limestone, shale, and chert (TA020) [Overprint symbol 708]
Trlt
Fossiliferous limestone from the northeast Taylor Mountains quadrangle (Trlt, TA008)
Trsf
Shublik Formation, black shale, sandstone, and silty limestone (Trs, CO002; AC002)
Trk
Kamishak Formation [includes some volcanic rocks] (Trls, UG002; Trk, KN002; MK002; MK005; UG004; Trku, Trkm, Trkb, IL002; KCg2, DI002; TA002) [Overprint symbol 16]
Trlb
Limestone and basalt sequence, Late Triassic, Norian (Trlb, HE002; MM002; TL002) [Overprint 15]
Trku
Ursus Member, Kamishak Formation (Trku, IL002)
Trkm
Middle Member, Kamishak Formation (Trkm, IL002)
Trkb
Bruin Limestone Member, Kamishak Formation (Trkb, IL002)
Trkc
Karen Creek Sandstone (Trk, DP002)
Trl
Upper Triassic limestone, might not be Chitistone -- Nizina equivalent  (Trl, NB002)
JTrlm
Chitistone and Nizina Limestone units, undivided (Trl, AN002; Trn, BG002; unit HE002; Trcn, Trm, MC002 [+ 20,000 hfls]; Trl, MH002; VA002; Trl, Tsk, TK003)
Limestone and marble (Jls, TK002)
Trsl
Spiculite and sandy limestone, Late Triassic, Norian (Trs, MD002) [Overprint symbol 708]
Trcs
Calcareous sedimentary rocks, Late Triassic, middle(?) Norian and Late Karnian (Trcs, HE002: MM002; Pzsl, TL002; Trls, MG002)
Trgl
Glenn Shale, lower unit, Late and Middle Triassic (CY002; Trs, Trks, DP004; ML002)
Trcg
Limestone, chert and some greenstone (Trvs, GO002; DI003)
Conglomerate and volcanic sandstone, Late Triassic, Norian (HE002; Trvs, LH004; Trs, MG002) [Overprint pattern 13]
lTrs
Synorogenic clastics (uTrS, YFL002; YMQ002; YTS002; YTY002; YWF002; YWL002) [Overprint symbol 13]
Trr
Red beds, Late Triassic (Trr, HE002; JTrrs, MM002)
Calcareous phosphatic shale and limestone [probably correlative with lower part of Glenn Shale] (Trs, LG002)
Otuk Formation and black shale and chert, Triassic (Trc, LG002; Trs, SL002; Tro, AL002; JTro, JTro1, JTro2, DL002; JTro, JTro1, JTro2, JTro3, JTro4, DL003; DL004; MU002; Tro, AC002)
TrPas
Siksikpuk Formation, Etivluk Group, chert and shale (TrlPs, TrlPs1, TrlPs2, TrlPs3, DL002; Dl003; DL004; TrlPs4, DL004; TrPs, TrPs1, TrPs2, TrPs3, TrPs3e, TrPs4, TrPs4n, MU002, TrPs, SP002) [Overprint symbol 14]
Trcgs
Conglomerate and shale, Middle Triassic (Trc, NB005) [Overprint symbol 14]
Trls
Stikine terrane limestone, sandy limestone, and mudstone (Trsl, AL003) [Overprint symbol 15]
Trss
Shuyak Formation, sedimentary member (Trss, KD004; Trvm, KD002)
TrPsg
Sadlerochit Group, undivided (TrPs, TrPu, DP002; TrPs, DP004; ML002)
Tri
Sadlerochit Group, Ivishak Formation (Tri, DP002)
Rhyolitic lava and breccia, tuff, chert, and shale, in Kantishna quadrangle, unit eliminated on newer TN003 compilation (Trvs, KH003)
Trn
Mafic igneous rocks, Triassic(?) (Trm, LG002; KH002; Unk, RB?)
Tatina River Volcanics, lower members, pillow basalt and gabbro (Trab, MG002; Trb, LH003; LH004; MG003; BH002) [see 5450, 2890, all thought to be same unit]
Trv
Upper Triassic volcanic rocks (Trv, UG002; UG004)
JTrvs
Chulitna Sequence -- volcanic and sedimentary rocks, Late Triassic, Norian (JTrvs, TL002) [Lumped with units 5010 and 3850]
Trvm
Mafic dikes, sills, and plugs intruding Shuyak Formation (Trm, KD004)
Trsv
Shuyak Formation, volcanic member (Trsv, KD004)
Trqd
Afognak pluton, U-Pb age indicates is probably Triassic (Ja, KD004) [Overprint symbol 13]
Trsg
Stikine Suite, Tally Ho Leucogabbro, Little River Batholith, Friday Creek diorite.  Coarse-grained, foliated, gabbroic hornblende orthogneiss; hornblende-biotite granite and granodiorite; foliated, fine- to medium-grained hornblende quartz diorite to dio
Trgb
Gabbro, diabase, and metagabbro, Late Triassic(?) (ga, MH002; Trg, Trum, MG002; Trg, Trcg, GU002)
Cumulate mafic and ultramafic rocks, Late Triassic(?) [Nikolai related] (cu, MH002)
Trsgb
Stikine terrane hornblende diorite and gabbro (Trkd, Trkg, AL003)
Trsum
Stikine terrane hornblende ultramafic rocks (Trkp, AL003)
Trc
Carbonatite (Jsc, TN003; TN004)
Tradi
Quartz diorite and lesser granodiorite and diorite, Alexander (TKgd, part, JU002; Trgd, Trd, Mzg, SI005; Trg, KC002; Mzg, PE002) [Overprint symbol 13]
Traum
Alexander terrane ultramafic rocks
Trnm
Schistose metasedimentary and metavolcanic rocks, Late Triassic (csv, MH002; JTrs, NB002)
Trmg
Biotite-hornblende syenite-monzonite gniess (JTrg, NB002) [Overprint symbol 13]
Nikolai Greenstone, Late and/or Middle Triassic (Trng, BG002; Trn, GU002; MH002; MC002; MC003; VA002; NB002; Trn, Trbd, HE002; Trmb, Trab, TK003)
Nikolai Greenstone - subaerial basalt flows member, Late Triassic (Trnf, MH002)
Nikolai Greenstone, Late and/or Middle Triassic, pillow basalt member (Trnp, MH002; Tra, Trap, TK003)
Trn?
Basalt, diabase, and subordinate sedimentary rocks, Late Triassic, Karnian and Norian (Trbd, MM002)
Cottonwood Bay Greenstone (APMAP; MzPzg, LH002; Trc, IL002; MK002; MK005; Sc, LC002; JTrv, LC003; Trv, DI005; JTrca, LC006)
Basaltic metavolcanic rocks, Late Triassic, (Trv, TK002)
Metavolcanic, metavolcaniclastic, and subordinate metasedimentary rocks, Late Triassic, late Norian, (Trvs, HE002)
Metabasalt and slate, Late Triassic (Trvs, TK002)
Trg
Galena Suite, massive, medium-grained hornblende diorite and gabbro sills; serpentinized greenstone sills (TrG, YDW002; YLR002; YLS002; YMY002; YNC002; YNR002)
Trhg
Hyd Group, undivided (Trsv, KC002, Trhsv, Trh, PE002; Trhsv, CR010)
Trhv
Hyd Group, including Chapin Peak Formation marine volcanic rocks and subordinate calcareous sedimentary rocks (Trc, KC002; Trhv, PE002; Trhh, PE003; Trhc, CR010) [Overprint symbol 44]
Trhb
Hyd Group breccia (Trhb, PE002; PE003; Trhb, CR010) [Overprint symbol 15]
Trhl
Hyd Group limestone and dolomite (Trl, KC002; Trhl, PE002; PE003; Trhl, CR010) [Overprint symbol 708]
Trhf
Hyd Group felsic volcanic rocks, includes Puppets Formation on Gravina Island (Trv, KC002; Trhv, CR010) [Overprint symbol 13]
Trha
Hyd Group argillite (Trha, PE002) [Overprint symbol 14]
mTrsb
Stuhini Group, pillow basalt, volcanic sandstone and mudstone (Trsb, AL003)
mTrss
Stuhini Group, tuffaceous sandstone, volcanic wacke, tuff, mudstone, and minor conglomerate (Trss, AL003)
Trmv
Mafic metavolcanic rocks, metamorphosed intermediate to mafic volcanic flows, pillowed flows, tuff, and agglomerate, with subordinate pelitic and semipelitic flysch. (Alava) (part of MzPzmv, MzPzu, KC005) [Overprint symbol 14]
Trclt
Perseverance Slate and related Alava slate and phyllite (Trs, KC002)
Trpp
Pinnacle Peak phyllite and phyllite of Rodman Bay (Trp, SI002; Kpp, SI004) [Overprint symbol 13]
Volcaniclastic rocks of Rodman Bay and sedimentary and volcanic rocks of Nakwasina Sound (Trsv, Trsv?, SI002; PA002; Pmup, SK002; MF003; Kf, MF002; SI004) [Overprint symbol 15]
Trml
Marble of Nakwasina Sound and limestone blocks in Freeburn Assemblage (Kfl, SI004; Trm, SI002; PA002; Pmum, SK002; MF003) [Overprint symbol 708]
Trw
Whitestripe Marble (Pmum, MF003; Trwm, MF004)
Trw?
Whitestripe Marble?
Trgn
Orthogniess (Trgn, SI005; MzPzm, pazrt, JU002) [Overprint symbol 13]
Trmb
Marble (mTrmb, JU010) [Overprint symbol 708]
Kelp Bay Group, undivided (JTrkb, SI006)
TTC
Togiak-Tikchik Complex, formerly Gemuk Group, chiefly siltstone and lesser chert and volcanic rocks (KTrg, SM002; KCgu, RM002; MzPzvs, RM004; TrPvs, MA002; KCg1, DI002; TA002; KCg, BH003)
MzPzgc
Lava flows in undivided Gemuk Group, chiefly siltstone and lesser chert and volcanic rocks (part KCg, BH004)
Limestone in undivided Gemuk Group, chiefly siltstone and lesser chert and volcanic rocks (part KCg, BH004)
MzPzgv
Volcanic breccia in undivided Gemuk Group, chiefly siltstone and lesser chert and volcanic rocks (part KCg, BH004)
JPc
Christian River and Porcupine River sequences (JPc, CO002)
4730
Minto unit, Wilber Creek flysch and Wolverine quartzite, undivided (KJmu, YFB)
Mzi
Intrusive rocks, quartz diorite and diorite (TY003)
Ktrv
Gabbro and basaltic rocks of Kechumstuk Mountain in Interior Alaska, largely altered mafic volcanic rocks (Mzgb, TC002) [Overprint symbol 14]
Mzm
Mafic rocks, diorite and gabbro (Mzm,TY003; Mg, SV002; Mzg, g, BM002; mi, AR002)
Mzum
Ultramafic and associated rocks (Mzp, EA002; Mu, SV002; um, MH002; GG, VA005 [new unit])
Ultramafic and mafic igneous rocks along Broxson Gulch thrust (umm, MH002)
JPzk
Metasedimentary and metavolcanic rocks, (Mzs, TY003; TY005) (Correlated with Kakhonak Complex)
KPzw
Windy, quartz-chlorite-sericite schist, epidote-actinolite greenschist, quartzite, slate, quartz-mica schist, limestone (PMW5, YKL002) [Overprint pattern 348]
Metavolcanic and metasedimentary rocks, (Mzu, TY003; TY005) (Correlated with Kakhonak Complex)
Tikchik terrane melange (MzPz, DI003, DI005, DI007, GO002, TA003; TA006; TrPzm, BH002; KCgc, BH004; KCg4, DI002; TA002; Mzm, TA019)
JPe
Etivluk Group, undivided:  Maroon, red, green, gray, black, and variegated chert and siliceous argillite, minor maroon calcareous siltstone and argillite, and rare maroon or gray limestone lenses. (JPe, BM002) [Overprint pattern 16]
TrCs
Sedimentary rocks:  Includes: Shublik and Otuk Formations - Black shale, siltstone, limestone, and black chert; Sadlerochit Group - black shale, and bluff calcareous siltstone; Siksikpuk Formation - black, red, and green shale and siltstone; buff calcare
KPs
Carbonaceous shale, mudstone, and graywacke; subordinate limestone, chert, conglomerate, and mafic volcanic rocks; minor felsic volcanic rocks; and the metamorphosed and deformed equivalents (SEAK)
TrPs
Dark gray, phyllitic, siliceous to carbonaceous argillite and shale, subordinate chert-rich conglomerate, chert, volcaniclastic rocks, highly calcareous argillite or limestone, and minor intrusive rocks. (Ps, TN002; TrPs, TN003; SL002)
TrMts
Formerly Rampart Group, sedimentary rocks, now considered Tozitna -- Triassic to Mississippian (TrMrs, LG002; JMr, TN003; PaMc, ch, CI002; JPc, BV002; Pza, CY002; Pq, EA002)
TrMis
Rampart Group, sedimentary rocks, Triassic to Mississippian (unit TrMs, OP002; TrMv, MD003; OP003; Pg, RB003)
MzPzs
Low-grade metasedimentary rocks of the Seventymile/Slide Mountain terrane (MzPzs, CY006)
MzPzc
Chert and argillite, Goodnews terrane (BH002) [Overprint pattern 16]
TrPzvs
Volcanic and sedimentary rocks of Talkeetna superterrane, Triassic and Paleozoic (HE002) [Only in cross-sections]
TrPgt
Lower unit Glenn shale and Tahkandit Limestone, undivided (TrPgt, CY002; PCs, BR002) [Overprint pattern 708]
Pzta
Sedimentary rocks of the Tatonduk area, undivided.  Ranges through entire Paleozoic, diverse lithologies, many formal units lumped (PCta, YFB)
Flysch-like sedimentary rocks (TrPas, HE002; Trps, MM002) [Overprint symbol 16
MzPzvs
Turbiditic volcaniclastic sandstone and argillite, Goodnews terrane (MzPzv, BH002)
MzPzas
Arkosic sandstone and slate, Goodnews terrane (MzPzs, BH002
TrDs
Marine sandstone, shale, limestone and conglomerate (BH002; KCgl1, DI002)
MzPzct
White-weathering chert or silicified limestone (wc, KL002) [Overprint symbol 14]
MzPzm
Melange and argillaceous melange, Goodnews terrane (MzPza, BH002;) [Overprint symbol 16]
KPv
Andesitic or basaltic flows and locally fragmental rocks, subordinate clastic strata and carbonate, and the metamorphosed and deformed equivalents (SEAK)
TrDv
Chulitna Sequence -- volcanic and sedimentary rocks, Early Triassic to late Paleozoic (unit TrDv, HE002)
TrMica
Chert, volcanic rocks, metasandstone, and limestone (TrMc, ID002)
Chert, argillite, and volcaniclastic rocks (TrPzc [TrMc], OP002; OP003)
JPztm
Mafic and ultramafic rocks, undivided (Jurassic? and/or Paleozoic?) (Pzmi, RB005)
MzPzi
Volcanic rocks, unknown age (unit vr, NL002; MzPzb, EA002)
JTrtmu
Rampart Group, igneous rocks, Triassic to Mississippian (unit TrMrv, LG002; JMr, TN003; MzPzc, CI002; CY002; Pzv, BR002; TrMb, NL002) [Overprint 16]
TrMtsu
Mafic and sedimentary rocks; pillow basalt, chert, and minor argillite (JMms, TN002; TrMcb, OP005; MD004)
JMtru
Undivided Tozitna (mafic rocks?) (JMr, TN003
JMtu
Mafic, ultramafic, and sedimentary rocks of the Tozitna sequence, undivided (Jurassic to Mississippian) (mi, RB002; Pzrgmsv, Pzrgs, RB004; JPv, BT002)
JMvr
Rhyolite and dacite of Tozitna terrane (JMvr, CS002)
JMab
Basalt and diabase, Permian to Jurassic (TrPv, KH003; JMbc, TN003; Jv, HU002; SE002; SH002; JPv, BV002; JPb, MZ002; RB003; RB004; TrMb, OP002; NL003; MzPzv, WI002; TrPg, SL002; JDv, RB009; MzPzb, BN002)
MzPzl
Melange between Angayucham-Tozitna and Arctic Alaska and Ruby terranes (JPv, AR002; BT002; MzPzm, BM002; MzPzv, SP002; MzPzl, AR003; BM003; SP003; JDu, MzPzl, HU002)
Jaum
Ultramafic rocks, Permian to Jurassic (JPu, TN002; RB004; JMu, TN003; Js, SH002; s, BM002 [in part]; Jumc, CA004; RB009)
Undivided intrusive rocks, Mesozoic or Paleozoic (MzPzi, TL002; MzPzt, BN002)
MzPzg
Granodiorite of Rainbow Mountain (grrm, MH002)
Diorite (MzPzd, CI002)
Gabbro and quartz diorite, Mesozoic and/or Paleozoic (MzPzg, EA002; TL002; MzPzi, LH003; LH004; MG002; MG003)
MzZum
Undivided dunite and serpentinite, Mesozoic or Paleozoic (MzPzd, TL002; part of Jsc, TN003; MzPzs, BN002; SO002)
MzPzu
Metamorphic rocks, undivided (JPzm, AN002; MzPzu, KC002; b, c, cs, m, BM002; PzPs, WI002; MzPzp, PE002; TKp, Mzp, PE003)
Fine- to medium-grained mylonitic metasedimentary rocks, calc-schist, marble, quartz-mica schist (as, MH002)
Pe
Metasedimentary rocks sequence, overlying 100-m-thick chert sequence and principally (700 m) black argillite containing minor sandstone and limestone (TrPam, HE002) [Overprint pattern 13]
MzZyu
Undivided schist and gneiss (in SE Alaska) (PE, SD)
Dadina Schist (ds, GU002) [Overprint pattern 348]
Schist and amphibolite, Late Cretaceous or older (sa, MH002) [Overprint pattern 14]
Mzpca
Quartz-mica schist, calc-schist, and amphibolite, Late Jurassic or older (msh, MH002) [Overprint pattern 15]
Schist, quartzite, and amphibolite, Triassic(?) (unit sq, MH002) [See also MH002 units mig and mgsh.  Lithologically similar rocks on strike in Healy quad have Penn to Trias conodonts, see unit Trcs?] {Mzmm}
TPza
Raven Creek Hill unit, metasedimentary gneiss, mica schist, phyllite..., Mesozoic or Paleozoic (MzPzr, LG002; Pzsr, TN002; TN003; KH003) [Overprint symbol 15]
MzPza
Black argillite and other low-grade metasedimentary rocks along the Tintina Fault zone (MzPza, CY006)
Argillite and metagraywacke, Late Jurassic or older (ma, MH002; part Kag, TK002) [Overprint pattern 15]
MzPzaq
Argillite and quartzite (CI002)  Deleted unit in revision.
MzPzt
Silicified tuff, white, light-tan, light-gray silica rock [Overprint symbol 238]
TrPzd
Metasedimentary, metavolcanic, and sedimentary rocks of the Doonerak area (Other maps show as NSA 5565 and 6685) (TrPzd, YFB)
Phyllite, Late Jurassic or older (mph, MH002) [see Pzp, #5540] [Overprint pattern 15]
KJvr?
Phyllite, amphibolite, greenstone, and diorite, Mesozoic or Paleozoic (MzPzp, LG002) Lumped with Vrain [Overprint pattern 16]
MzPzp
Chloritic phyllite, Goodnews terrane (BH002)
JPk
Kakhonak Complex (Jurassic, Triassic and older?) (JPk, Jmg, IL002; JPk, MK002; MK005; MzPzs, LH002; Mzv, Mzu, LH003; TrPztc, LC003; LC004; as, KN009)
MzPzmc
Metachert and phyllitic quartzite, Goodnews terrane (MzPzm, BH002)
Banded dark-green, gray, and red eclogite and banded amphibolite. (JPe, BV002)
KMu
Melange-like assemblage of mafic volcanic rocks, chert, mudstone, argillite, graywacke and limestone (KMu, RM005)
MzPzb
Metabasalt and minor metachert (MzPz, BH002; Pzg, EA002; MzPzm, LC002)
Metabasite, Arctic Alaska terrane (MzPzm, AR003; BM003; HU003; SP003; WI003)
Metabasite, Ruby terrane (PzpCm, NL003; MzPzm, BT003)
Metabasite, Seward terrane (MzPzm, SE002; SE004)
Stikine, recrystallized volcanic and sedimentary rocks (MzPzvs, BC003; KC002; Pzvs, BC003; Tehv, JU002; TR003) [Overprint symbol 15]
JPaur
Uranatina Metaplutonic Complex, Jurassic(?), Layered quartz gabbro; Amphibolite and orthogneiss (Khc, Kag, Jag, VA002; sqm, sqd, sgd, shd, GU002; Mzms, TK003) [Changed per Winkler, 1998] [Overprint symbol 14]
MzPmi
Metamorphosed igneous rocks, post-Carboniferous (mi, NL002; MzPzi, BM002; MzPzmi, KC002)
MzPzq
Schist of lower grade metavolcanic and metasedimentary rocks unit (TrPs, JU010) [Overprint pattern 15]
Greenschist of lower grade metavolcanic and metasedimentary rocks unit (TrPs, JU010) [Overprint pattern 14]
MzPzmi
Mainly regionally metamorphosed or otherwise recrystallized or altered diorite, quartz diorite, and gabbro (MzPzmi, KC002; CR010) [Overprint symbol 16]
TrPzms
Alava sequence, undivided Permian and Triassic (MzPzp, KC003; MzPzsv, PE002)
TrPsa
Alava sequence, metasedimentary rocks (part of MzPzms and MzPzu, KC005; SOms, SOmv, SOmc, CR010) [Overprint symbol 13]
TrPv
Alava sequence, metavolcanic rocks, derived primarily from submarine andesitic or basaltic lava flows, tuff, and agglomerate (part MzPzmv, KC005; MzPzmv, CR010)
MzZog
Metamorphosed granitic plutonic rocks (orthogneiss) (TKfg, KC002; MzPzgn, BC002; MzPzpo, BC003; Tgdg, PE003)
Paleozoic otrthogneiss (Pzsg, Pzsm, AL003)
MzPzo
Ophiolitic metamorphosed mafic rocks (MzPzb, UL002; HC002)
Pzrmi
Metamorphosed mafic igneous rocks (Pzm, TN003)
Serpentinite, Mesozoic and/or Paleozoic (MzPzu, TL002; TC002; Kum, SD002; TR002; TKum, JU002)
MzZfm
Metabasic and metafelsic volcanic rocks, undifferentiated.(MzPzfm, WI003) [Overprint symbol 13]
Pzds
Dolostone, black shale and carbonate rocks (Pzd, Pzbs, BM002) [Overprint symbol 708]
Pzsv
Sedimenatary and volcanic rocks (Pzls, Pzvs, BC003) [Overprint symbol 16]
DCd
Dillinger stratigraphic sequence, undivided; sedimentary rocks of Dillinger River, lime mudstone and shale, etc, Paleozoic (Pzd, TL002; Pzu, LH002; LH003; Pzdu, LH004, part of Pzl, SM002; DOsl, MD002; Pzc, MM002)
Pzld
Massively bedded limestone, dolomite, and schist, Paleozoic, Seward terrane (Pzl, CA002; SE002[SW part]; Pzc, NR002)
PzZls
Undivided limestone and schist, Paleozoic (Pzls, CA002; Pzu, NR002) [Overprint pattern 13]
Pzls2
Limestone and quartz-mica schist, Paleozoic, Seward terrane (Pzs, CA002; NR002) [Overprint pattern 14]
PPas
Skolai Group undivided; also Skolai Group, greenstone, Early Permian to Middle Pennsylvanian  (Pzs, VA002) [Overprint symbol 44]
Pzlc
Limestone and chert (Pzl, CI002) [Overprint pattern 708]
Pzrm
Carbonates, early Paleozoic (Pzl, TN003; Pzc, BT003; OP002; RB003; RB009; mcl, NL002; PzpCc, NL004; Pzm, BV002; MZ002; BT002; PaMcl, MD002) [Overprint symbol 708]
PPl
Limestone?, Permian-Pennsylvanian? (unit PPl, LH003)
Pzqa
Quartzite and argillite, Late Paleozoic (Pzqa, CY002) [Overprint pattern 14]
Pzca
Chert and argillite, Late Paleozoic (CY002) [Overprint pattern 15]
Pzsu
Clastic rocks, undivided, Paleozoic(?) (Pzu, CY002) [Overprint pattern 15]
Pzss
Schistose sandstone, Paleozoic(?) (Pzsc, CO002)
JCmd
Mystic and Dillinger stratigraphic sequences, undivided (Triassic to Ordovician), undivided sedimentary rocks, typically flysoid (Pzp, Pzus, TL002; Pzc?, DOs, DOs?, MM002; Dos, HE002) [Overprint pattern 348]
JDm
Mystic stratigraphic sequence, undivided (Triassic to Devonian) (Pzmu, LH004)
ePzc
Lower Paleozoic black chert.  Derived from 1969-1970 Condan and Hoare field notes lPzc, TA019)
Pzvs
Volcanic and sedimentary rocks, middle or late Paleozoic (Pzv, TL002; Pzvs, KH003; JPzu, SH002)
Diorite (Pzd, BD002; TC002)
Pillow basalt, middle or late Paleozoic (Pzbs, TL002) [see 2890, 4215, all thought to be same unit]
Pagb
Gabbro and leucogabbro, Late Paleozoic, Permian to Pennsylvanian (Pzg, VA002; Pgo, MC002) [Overprint pattern 248]
Pzug
Ultramafic and mafic rocks and greenstone (Pzg, Pzum, NB002; Pu, MC002; Pzmu, CY002)
Pze
Eclogite see Chatanika unit [5510], which includes eclogite in Livengood quad (Pze, CI002)
Pzkm
Undivided Paleozoic metamorphic rocks:  Marble and marble of Klery Creek, and quartz mica schist (Pzm, Pzkm, Pzqms, Pzqs, Pzbq, BM002; MzPzg, CS002) [Overprint symbol 14]
Chatanika unit, allochthonous garnet-bearing qtz-bio-mus schist and quartzite, Paleozoic (Pzb, EA002; Pzc, LG002; PzpCms, CI002)
Pzsqm
Metamorphosed sedimentary, volcanic, and intrusive rocks, undivided (part MzPzms, MzPzu, KC005; MzPzmc, CR010) [Overprint symbol 15]
Pzmv
Metamorphosed volcanic rocks, Kah Shakes sequence (part MzPzmv, KC005) [Overprint symbol 15]
MzPzr
Reindeer Hills complex of altered carbonate rocks, schist and quartzite, and shallow intrusive rocks (NR002) [Overprint symbol 44]
Dm
Marble, Paleozoic (Dl, HU002; Pzl, SE002 [N part]; SH002; Pzc, SH004; Pzkm, SE003; Pzm, BM002; Pzc, SP003; AR003; BM003; WI003; Pzm, WI004) [Overprint symbol 708]
Pzm
Marble, Paleozoic (m, KC002) [Overprint symbol 708]
Pzgs
Greenschist and other metamorphic rocks, undivided (Pzgs, CY006)
TrMtqp
Calcareous siltstone and sandstone and phyllite (Pzc, KH003; TrMq, NL003; PzpCs, OP002; Pzrp, RB004; MzPzq, NR002, CA003; RB009; PzpCq, MZ002) [Overprint pattern 16]
PMpc
Phyllite, calcareous phyllite, and marble (uPzs, uPzc, MG002) [Overprint pattern 16]
Meta-hornblende andesite, Late Paleozoic(?); Amphibolite and quartz diorite, Middle to Early Jurassic metamorphic age (mha, MH002; GU002; Jma, AN002; TK002; uPzsv, TK003) [Overprint pattern 348]
Pzpr
Porcupine River sequence -- Argillite (Pza, CO002)
Pzp
Phyllite of Arctic Alaska terrane (Pzp, HU003; WI003; SP002; BT002; Dp in part, HU002)
Phyllite of Ruby terrane (Pzp, TN008)
Pzg
Metagraywacke of Arctic Alaska and Ruby terrane (Pzg, HU003; WI003, SP003, AR003; BT002)
PDms
Greenish-gray siliceous slate, quartzite, chert, and greenstone, Perm-Miss. (PMs, LG002)
MDtm
Cataclastic rocks, Totatlanika Schist (unit Pzc, BD002; PzpCm, EA002) [Overprint pattern 238]
Metamorphic and sedimentary rocks, black and greenish-gray siliceous slate, chert siltstone, debris flows, greenstone, Permian to Devonian(?) (PDms, LG002; Pzar, TN002) [Overprint pattern 348]
Pat
Slana Spur Formation, marine calcareous and noncalcareous volcaniclastic rocks, Early Permian-Middle Penn. (PaPs, MH002) [Overprint pattern 14]
Slana Spur Formation, calcareous volcaniclastic rocks, Early Permian-Middle Penn. (PaPsu, MH002) [Overprint pattern 14]
Metamorphosed Skolai Group (PPasm, MC002; uPzfv, TK003) [Overprint pattern 348]
PPasc
Slana Spur Formation, volcaniclastic rocks, Early Permian-Middle Penn. (PaPsl, MH002; Ps, NB002; PPs, GU002; Pzv, TK002; Pzt, Pmvs, Pat, TK003) [equivalent to part of Station Creek Fm.]
Pzvc
Volcanic rocks, volcanic sandstone, cherty argillite, quartzite, and tuff (NB002)
Pzv
Windy terrane volcanic rocks (Pzv, NB002) [Overprint symbol 13]
JPzsgs
Greenstone (Pzg, CI002)
Greenstone (unit mcb, GU002; Jgs, TK002) [Overprint pattern 348]
Pzk
Keevy Peak Formation, schist, quartzite, and phyllite, early Paleozoic (Pzk, HE002; MM002; Pzq, BD002; CI002; EA002; Pza, TC002; bc, FB002)
Pzk?
Keevy Peak Formation, schist, quartzite, and phyllite, early Paleozoic (PzpCg, TC002)
Pzkcp
Calcareous and phyllitic rocks (Pzm, CI002; BD002; bc, FB002) [Overprint pattern 16]
Pzsc
Spruce Creek sequence of Kantishna Hills from Bundtzen thesis (unit bc, FB002; Pzsc, MM002); Muskox sequence of Newberry and others (1996), FB004 [Overprint pattern 13]
PzZyg
Big Delta Gneiss dome (Pzg, BD002)
PzZp
Phyllite (TKp, PE003)
PzZbg
Paragneiss characterized by rusty brown weathering pelitic paragneiss and schist  (MzPzp, KC002; MzPzbs, BC002; MzPzsp, BC003; MzPzbs, MzPzbg, PE002; TKbs, TKbg, PE003) [Overprint symbol 14]
PzZbc
Polymictic conglomerate in a schistose matrix (MzPzsc, PE002) [Overprint symbol 15] Reconsider color
PzZhg
Metavolcanic hornblende schist and gniess (MzPzhs, MzPzhg, PE002; TKhg, TKhs, PE003) [Overprint symbol 16] Reconsider color
PzZm
Marble and interbedded schist (MzPzm, BC002; PE002; MzPzmb, BC003; TKmb, PE003) [Overprint symbol 708] Reconsider color
Metamorphic complex of Gulkana River, amphibolite (am, GU002)
Pza
Metavolcanic rocks of early Paleozoic age, derived primarily from submarine andesitic or basaltic lava flows, tuff, and agglomerate (MzPza, KC002; part MzPzmv, MzPzu, KC005) [Overprint symbol 15]
Pzgm
Portland Peninsula gneiss and marble (Pzgm, KC005) [Overprint symbol 13]
Pzbs
Biotite schist and gneiss, with subordinate felsic to mafic metavolcanic rocks, conglomerate containing quartzite, volcanic rocks, and marble. Includes Port Houghton assemblage in Tracy Arm and Port Houghton areas (TKbs, JU002; TR003) [Overprint symbol 1
Pzog
Four Winds Complex orthogniess (Mzog, SK004; Pzgn, SK005; SK006)
Metamorphosed ultramafic rocks (Pzu, BD002; Pzmg, GO002; HG002)
Psu
Sedimentary rocks, undivided, Permian.  Sandstone, siltstone, and quartzite (Pu, CY002) [Overprint pattern 13]
Pef
Sadlerochit Group, Echooka Formation, undivided [NOTE: may be equivalent to NSA 5710 and 5735] (Pe, DP002)
Pal
Argillite and limestone (Pua, PCl, JU002; Ps, CO002)
Pps
Pybus Formation, phyllite, slate, shale, siltstone, and graywacke member, also Sitth-gha-ee Peak Formation phyllite, slate, metagraywacke (Pss, SK002; SK010)
Pybus Formation, chert member
Pls
Unnamed Permian limestone (Pls, UG002; UG004; Pl, GO002; HG002; DI003; KCgl, BH003)
Ptl
Tahkandit Limestone, massive bioclastic limestone (Pt, CY002) [Overprint 13]
Psc
Step Conglomerate, Permian, chert and quartzite clast pebble- and cobble conglomerate (Ps, CY002; Pq, BR002; Pc, EA002) [Overprint pattern 14]
Pstl
Tahkandit Limestone, massive bioclastic limestone and Step Conglomerate, Permian, chert and quartzite clast pebble- and cobble conglomerate, undivided (Pst, CY005) [Overprint pattern 238]
Ps
Argillite, sandstone, sandy limestone, and minor conglomerate (LG002; KH003; RB009; MD002) [Overprint pattern 238]
Pig
Graywacke, conglomerate, and mudstone, Permian(?) (Kc, RB002; Pg, RB004) [Overprint pattern 14]
Ph
Hasen Creek Formation (MC002; MC003)
Phls
Limestone of the Hasen Creek Formation (Pl, MC002; MC003)
Pels
Limestone of the Eagle Creek Formation (Pel, NB002)
Pf
Fantasque, grey to black chert in medium to very thick beds separated by thin beds of shale; grey sandstone and mudstone (PF, YCR002; YFT002; YLA002) [Overprint symbol 14]
Pp
Pybus Formation, limestone and dolostone (Pp, PE002; PE003; CR010) [Overprint symbol 15]
Phl
Halleck Formation calcareous siltstone to conglomerate (Phl, PA003; PE003) [Overprint symbol 708]
Pv
Permian(?) volcanic rocks (agglomerate) from Hanson (1957) (Pv, KR004; GO002; KCg3, DI002; TA002; KCgv, BH003; Phb, PE003)
Greenstone and chert (Pgc, BD002) [Overprint pattern 348]
Pmi
Shallow-level stocks, dikes, sills and small plutons, Early Permian? (Pi, MH002)
Pmgi
Monzonitic-granitic complex (Pm, MC002; Pam, BG002)
Ahtell pluton (PPf, PPp, PPg, GU002; )
PPasy
Syenite (PCsy, PE002; PPasy, CR010) [Overprint symbol 13]
PPad
Diorite complex, diorite, granodiorite, and altered diabase and gabbronorite (JTrd, NB002; PPd, PPa, GU002; Mza, NB002)
Strelna Metamorphic complex, low- to medium-grade greenschist and amphibolite, Late Jurassic or older (Ja, Psm, VA002; uPzas, TK003; Pas, BG002; qmfs, mmp, GU002; Pavs, MS002; JPhc, VA007) [Overprint pattern 348]
PDcvs
Cannery Formation, metasedimentary and metavolcanic rocks, undivided (Pc, JU002; PMc, JU004; PE002; SD003; SD004; SI005; MDc, PE003) [Overprint symbol 16]
PDcv
Cannery Formation metavolcanic and volcaniclastic rocks (PMcv, JU004; SD004; SI005)
PDcs
Cannery Formation, carbonaceous facies, slate and black phyllite (PMcp, SD004; SI005; uPzs, SK004; TrDs, SK005)
PDcsm
Cannery Formation slate and mable
PDcm
Cannery Formation, massive, light- to medium gray and black argillite and marble (uPzml, SK004; TrDl, MDm, MDd, SK005) [Overprint symbol 708]
Pmg
Mankomen Group, undivided (Pm, NB002) [equivalent stratigraphically to Skolai Group]
Eagle Creek Formation, Early Permian, marine argillite and limestone, lower greenschist facies (Pe, MH002; NB002; Pac, uPzsl, TK003) [equivalent to Hasen Creek Fm.] [Overprint pattern 13]
Pm
Marble (Pm, KC002; KC006)
Pzskm
Skolai Group, marble, Early Permian to Middle Pennsylvanian (Pasm, BG002, Pzm, VA002; Pm, MC002; Jmb, Jmrb, Pls, TK002; ulPla, lPls, uPzdt, uPzsm, TK003, M, VA002) [Overprint pattern 13]
Quartzite, phyllite, micaceous quartzite, marble, inferred Permian age (Pq, BD002)
PDs
Metasiliciclastic rocks and minor carbonate rocks (PDs, CY006)
Pks
Klondike Schist, poorly understood assemblage of metamorphosed pelitic/volcanic rocks and minor marble. (PzpCk, TC002; Pzqc, YT003; CPK, Yukon) [Overprint symbol  15]
Pksm
Klondike Schist, marble. (CPK2, Yukon) [Overprint symbol  708]
JPsu
Serpentinized ultramafic (Pu, BD002; Pzp, CI002; MzPzs, MzPzp, EA002, Dmu, FB002)
Black phyllite, possibly metamorphosed Cannery Fm. (MDph, SK005)
PDl
Pennsylvanian, Mississippian, Devonian, light gray limestone PDl, BM002) [Overprint symbol 708]
PDsc
Sheep Creek Formation and correlative largely siliciclastic units of the Mystic stratigraphic sequence (Permian to Devonian); Conglomerate of Mount Dall, Middle Pennsylvanian (Pad, TL002; PDs, MG002; PDs, uPzs, uPzac, MG003; PDs, LH004) [Overprint patter
PaDcb
Calico Bluff and Ford Creek Formations, undivided (PaDu, CY002; lPMc, MDf, EA002) [Overprint pattern 15]
PAl
Crinoidal limestone (Cl, PE003; Pal, CR010) [Overprint symbol 708]
PAk
Klawock Formation, clastic (Pak, CR010) [Overprint symbol 16]
Chert and limestone, chiefly chert, Penn and Miss (Kc, RB002; MDc, RB003; RB005; TrDc, MD004; OP005; PaMc, MD002; TrMc, MD003; RB009; Mrc, TA019; IPMc, DL002; DL004; IPMc2, DL003; DL004; IPMc4, DL004; IPMc1, DL002; DL003; DL004; IPMc12, DL002; DL003; DL0
PMn
Nuka Formation (lPMn5, DL004; PMn5, MU002) [Overprint symbol 16]
PAsb
Saginaw Bay Formation, unit to be abandoned (CDs, PE003; PA003) [Overprint symbol 708]
PPagi
Granitic plutons south of Denali Fault (MH002; Pag, MS002)
Station Creek Formation andesitic volcanic rocks (correlated with Tetelna volcanics), Early Permian? and Pennsylvanian (Ppav, HE002; Pzt, MH002; lPsmv, TK003; PPsc, MC002; PlPsc, MC003) [Overprint pattern 14]
PMc
Black carbonaceous metachert, quartzite, and siliceous or calcareous phyllite, commonly distictive silvery blue (phosphatic) bloom on weathered surfaces.  Similar to and correlative with the Kuna Formation of Mull and others (1982) (PMc, BM002) [Overprin
Tetelna Volcanics, volcanic flows, etc., lower greenschist facies (Pat, MH002; Pzv, PPt, NB002; Pt, GU002) [Overprint pattern 14]
Pzi
Metamorphosed intermediate igneous rocks (Pzi, AR002) [Overprint symbol 238]
MDe
Endicott Group, undivided.  Unit includes the Hunt Fork Shale, Noatak Sandstone, Kanayut Conglomerate, Kekiktuk Conglomerate, and Kayak Shale. (MDe, BM002; Me, DP004; ML002)
MDl
Fossiliferous limestone, Miss. (ls, HC002[?]; Mko, Ml, BM002; Ml, SL002 TE002; Mko, Mko1, Mko2, Mko3; Mkoc3, DL002; DL004; Mko, Mko2, Mko3, DL003; Ml1, Mko3; Mko3e, MU002)
Mlg
Lisburne Group, includes Akmalik Chert (Ml, AR002; CH002; SP002; PaMl, PaMlu, PaMa, Pac, Ml, Ml?, Mll, PaMl?, AC002; Ml, Mlb, CO002; Mlch DL005; PaMl, DP002; DP004; ML002; Mlb, Mlr, Mlri, PaMap, HW003: PPMl, PaMa, PAMlc, KL002)
Mlk
Lisburne Group and Kayak Shale, undivided (PaMlk, ML002)
Mk
Kayak Shale (Mk, AR002; BM002, DP004; ML002; SP002) [Overprint symbol 13]
PMl
Younger limestones of Mystic stratigraphic sequence (Mississippian) (uMl, LH004) [Overprint pattern 348]
Mls
Iyoukeen and Peratrovich Formations, limestone, black chert, and black shale (Mi, JU002; SI003; Mp, CR010) [Overprint symbol 14]
Mke
Kekiktuk conglomerate (Mke, AR002; DP004; ML002; Mke, Mke?, SP002) [Overprint symbol 14]
Mkk
Kayak shale and Kekiktuk conglomerate (Mkk, AR002) [Overprint symbol 238]
Mc
Quartz conglomerate (Mc, AR002)
MDk
Kayak Shale and Kanayut Conglomerate (MDk, CH002) [Overprint symbol 44]
Limestone, Mississippian to Devonian (MDl, OP002; CY002; Ce, CY005; MDm, BH002; Dl, BR002; MDl, MDue, BM002; Mu1, Mu2, Mu3, Mul3, Mus1, Mus3, DL002; Mu1, Mu2, Mu3, Mul1, Mus1, Mus2, Mus3, DL003; Mu1, Mu2, Mu3, Mul1, Mul3, Mul4, Mus1, Mus2, Mus3, Muls3, M
Chert, Mississippian (Mch, SP002)
MDfl
Ford Lake Shale, laminated siliceous shale and chert (MDf, CY002; Ms, ML002) [Overprint pattern 13]
Mks
Kurupa Sandstone (Mku, KL002) [Overprint symbol 13]
Mlt
Limestone and tuff (Mlt, BM002) [Overprint symbol 13]
MDv
Massive and pillowed basalt and other volcanic rocks (KCgg, RM002; BH002) [Overprint pattern 13]
Mpm
Pelly Mountains Suite, massive, medium to fine grained equigranular syenite; gradational to trachyte; intrusive equivalent to felsic volcanics of the Earn assemblage (MyP, YQL002)
MDt
Totatlanika Schist, metavolcanic and metavolcaniclastic rocks, Early Mississippian to Middle Devonian, (MDt, HE002; MM002; Mt, FB002; Pzsg, BD002; very tentatively unit Pzu, TC002)
MDt?
Totatlanika Schist?, metavolcanic and metavolcaniclastic rocks, Early Mississippian to Middle Devonian, (bc, FB002; PzpCgr, CI002; MDt?, KH)
MDyao
Augen gneiss and schist, Mississipian or Devonian intrusion age, Yukon-Tanana terrane (lga, MH002; PzpCa, BD002; Da, CI002; PzpCg, EA002; Mog, LG003) [overprint pattern 16]
MDrao
Augen gneiss and schist, Mississipian or Devonian intrusion age, Ruby terrane (Dao, TN003; Km, MZ002) [overprint pattern 16]
MDaao
Augen gneiss and schist, Mississipian or Devonian intrusion age, Arctic Alaska terrane (Kg1, SH002; Dgn, SH004) [overprint pattern 16]
Mgq
Globe quartzite unit  Similar to Keno Hill Quartzite in Yukon (Mg, LG002; Vitreous quartzite unit of MzPzaq, CI002; Mq, TN003) [Overprint pattern 238]
MDcp
Carbonaceous phyllite
DSmdl
Thin-bedded limestone (Dl, Sl, TL002; DOls, MM002)
Stl
Point Augusta Formation limestone horizon within turbidite deposits (Sal, SI003; Stal, JU002) [Overprint symbol 708]
Sab
Heceta Limestone, reefoid limestone and algal boundstone in SW Alaska (Sab, TA007; Sch PE002; Sch, Khh, PE003; Shl, CR010) [Overprint symbol 14]
Stpc
Polymictic conglomerate and olistostrome deposits associated with Silurian turbibidites and reefs (Schc, Stbc, Stbo, PE002; Kch, Koh, Schc, Scp, Stbc, Stbo, PE003; Shc, Shpc, Spc, CR010) [Overprint symbol 708]
Stg
Silurian turbidite deposits including the Bay of Pillars Formation, Point Augusta and Tidal Formation and related units (Stbg, Stpg, PE002; Tbh, Kbh, Stbg, Stpg, PE003; Spg, Spsv, CR010) [Overprint symbol 15]
Spf
Paradise Fork Formation and correlative units (Sls, MD002; TA007; Ssh, MG003; Stbl, PE003) [Overprint pattern 13]
mSl
Middle Silurian limestone (Sl, BN002) [Overprint symbol 15]
Sta
Point Augusta Formation argillite and chert (Staa, JU002; Sa, LH003)
DSs
Staney Creek sandstone, limestone and dolostone, shallow water facies rocks (DSs, CR010) [Overprint symbol 16]
Ss
Micaceous calc-sandstone (LH003) Gone
SCju
Jones Ridge Limestone (early Cambrian to Late Ordovician) and Road River Formation (Silurian) (SCju, CY006)
Stc
Terra Cotta Mountains sandstone, sandstone and graptolitic shale (uSsl, mSl, mSvs, mSs, MG002; mSs, MG003; mSs, LH004) [Overprint pattern 238]
SZa
Amy Creek unit, siliceous dolomite, chert, and basaltic greenstone, minor limestone, shale..., Silurian(?) to Late Proterozoic (SZa, LG002; PzpCb, CI002; pCa, TN003)
SZa?
Dolomite and argillite (DSd, CI002)
SCb
Black siltstone and phyllite (SCb, WI002) [Overprint symbol 238]
SOt
Descon Formation graywacke turbidites (SOdg, PE002; SOtdg, PE003; SOdg, CR010) [Overprint symbol 14]
SOl
Descon Formation limestone (SOdl, PE002) [Overprint symbol 708]
SOdcg
Descon Formation conglomerate (SOdcg, CR005; Odsg, CR006; DE005; SOdcb, CR007; SOdc, CR010)
SOds
Descon Formation fine-grained sedimentary rocks [see also NSA 6820] (SOda, DE003; DE004)
SOdr
Descon Formation - Dacitic to rhyolitic volcanic rocks (SOdr, CR010; SOf, CR005; SOdsv, DE003; SOdr, pOwr, DE004; Odv, DE005)
SOdv
Descon Formation, andesite and felsite (Odv, CR006; DE005; SOda, CR010)
SOdvm
Descon Formation, basaltic to andesitic volcanic rocks (SOdbv, DE003; SOdb, DE004; CR010; SObl, CR010; Odb, ODs, CR006; DE005; "NW" KC004; CR004; SObl, SOdv, SOv, CR003;  SOdv, CR005; SOdv, CR007; Sav, CR009)
St
Trondhjemite (St, Smt, KC002; Stj, CR010) [Overprint symbol 13]
Sv
Silurian volcanic rocks (Stpc, PE002; Stpc, PE002; Stpc, Stbv, PE003) [Overprint symbol 14]
Sum
Ultramafic rocks, southeast Alaska (SOpx, SOhb, CR010)
SOgu
Medium-grained biotite syenite and granite (SOdi, SOsy, SOgr, Sld, CR010)
SOsv
Metamorphosed extrusive, intrusive, and sedimentary rocks, undivided (SOu, KC002) [Overprint symbol 13]
SOmi
Metamorphosed intermediate and mafic plutonic rocks (SOui, KC002; SOmk, Omr, CR010) [Overprint symbol 14]
SOm
Marble and subordinate metavolcanic and metasediemntary phyllite and schist (m, KC002) [Overprint symbol 13]
SOmd
Fine-grained low-grade metamorphic rocks of the Descon Formation and Wales Group [see also NSA 6693] (SOca, CR005; Oda, CR006; DE005; pOwp, DE004; DSmk, CR010)
SOgs
Greenstone and greenschist, possible Descon association (Pzmv, MF003; SOb, CR005) [Overprint symbol 44]
SOdsv
Metamorphosed and hornfelsed Descon Formation schist and semischist (Pzmh, MF003) [Overprint symbol 16]
SOdm
Marble, metamorphosed Decon Formation limestone (Pzm, JU010; SI004; SI006; JU007; MF004; SI003; Kch, JU002; Pzmm, SK002; MF003; SK010; Soc, SK016)
Dnu
Noatak Sandstone and phyllite, carbonate and clastic rocks of the Nakolik River, shale, Kugururok Limestone (Dn, Dnu, Dnl, Ds, Dk, Dl, BM002; Dw, Dn, Dbl[?], CS002) [Overprint symbol 13]
Du
Southeast Alaska undivided Devonian rocks [Overprint symbol 16]
Dp
Phyllite, slate, silicious siltstone, and argillite (Dps, KH002; DOs, KH004; Dp, BV002)
Ruby marble (unit Pzm, RB004; Pztbl, RB005) [Dubious age call?, reported in source as Paleozoic?]
Dtr
Troublesome unit, rhythmically interbedded cherty argillite to chert and thin beds of slate, Devonian(?), also McCann Hill Chert (Dt, LG002; Pzvs, TN002; Pzc, CI002; Dm, CY002; EA002; Dvc, CH002) [Overprint pattern 248]
Dsc
Shale and chert of Mystic stratigraphic sequence (Devonian) (Dsc, LH004; DOs, BH004) [Overprint pattern 14]
Dmo
McCann Hill chert and Olgilvie Formation, undivided (Dmo, CY002) [Overprint pattern 14]
DOmr
McCann Hill Chert and Road River Formation, undivided (DOu, CY002) [Overprint pattern 13]
MDkn
Kanayut conglomerate and Noatak sandstone (MDkn, WI002) [Overprint symbol 14]
Dk
Kanayut Conglomerate (Dk, AR002; Dk, Dk?, SP002; MDk, BM002; MDk, Dkq, CS002) [Overprint symbol 15]
Dkq
Kanayut Conglomerate - Quartz arenite and quartz wacke member (Dkq, SP002; CS002; Dgw, CH002) [Overprint symbol 16]
MDkh
Interlayered dark gray to black phyllite and calcareous phyllite.  Unit is more siliceous than either Early Mississippian Kayak Shale or Late Devonian Hunt Fork Shale although it is lithologically similar to both.  At present, these rocks are considered
Dnr
Quail unit, conglomerate, phyllite, calc-phyllite, siltstone, and sandstone, Late Devonian(?), also Nation River Formation of Charley River quad. (Dq, LG002; Dnr, CY002; Dn, EA002)
Dnr?
Calcareous clastic rocks; also Devonian sandstone and shale (Dss, BV002; Pzc, TN002)
Dnr2?
Quartz wacke (Pzw, TN002; KH003)
Dnrc
Conglomerate, Nation River Formation (Dnrc, CY002) [Overprint pattern 15]
Dhf
Hunt Fork Shale (Dhf, AR002; BM002; Dhf, Dhf(b), CS002; Dhf, Dhf?, Dhfs, Dhfs?, SP002; Dhf, Dhf?, Dhs, Dhs?, WI002; Ds, Dst, Dp, CH002) [Overprint symbol 13]
Dbc
Beaucoup Formation, (Dbls, Dbsg, Dbcw, CS002; Dbc, Dbc?, Dbs, Dbs?, Dw, Dw?, Pzwv, WI002; Pzr, BM002; Dls, CH002) [Overprint symbol 708]
Dpr
Port Refugio Formation  (Dp, CR003; Dpr, CR010) [Overprint symbol 13]
lDl
Late Devonian thin-bedded limestone (Dl, PA003; SI005; Dct, SI005) [Overprint 16]
DSl
Limestone, Late Devonian (Dql, LG002; Dl, TE002; MU002) [Overprint symbol 708]
DSml
Carbonate rocks of the lower part of the Mystic stratigraphic sequence (Devonian and Silurian) (lDl, lDd, uDl, Dls, MG002; uDl, mDl, MG003; DOs(ls), HE002; MM002; lDl, uDl, LH004; uDl, LH003; Dl, NB002; DOs(ls), BH004; Dls, PE002) [Overprint pattern 13]
Dwl
Wadleigh Limestone (Dw, Dkl, CR010) [Overprint 708]
Dbcl
Black Cap Limestone and Cedar Cove limestone member () [Overprint 708]
Dg
Dark-greenish-gray fine-grained impure graywacke (Dg, BV002; Dsq, CH002) [Overprint symbol 16]
Dcs
Chloritic siltstone and conglomerate (Dc, AR002; Dqq, CH002) [Overprint symbol 13]
Drl
Cedar Cove Formation (Dsv, KC002; Dkkr, Dksn, Dkcb, CR010) [Overprint symbol 15]
eDcg
Karheen Formation and related rocks, conglomerate, Lower Devonian (Dkbn, Dkcg, CR010) [Overprint symbol 16]
eDl
Kassan Limestone, part of Karheen (Dkl, CR010; Dcbl, MF003) [Overprint 708]
Dkms
Karheen Formation redbed facies rocks
Dcb
Cascaden Ridge, Beaver Bend combined correlative units, shale, siltstone, sandstone, conglomerate, and minor limestone, Middle Devonian (Dc, Dcg, Dq, LG002; Pzcg, Pzcc, CI002; Dc, CI003?, some chert CI002)
Limestone (Late Devonian to mid-Silurian) (Dls, KH002, Dl, KH004; CI002; Dlr, Dld, Ml, TN003; Pzl, BV002)
Ds
Schwatka unit -- Limestone and Ogilvie Formation of Clough (1980), Middle and Early Dev. (Dsl, LG002; CI003; Do, Dwl, CY002; Dl, RB002; DSl, CI002)
DSsk
Skajit limestone (DSsk, AR002; SP002; DOs, CS002; DSk, WI002; Dsk, CH002) [Overprint symbol 13]
DSol
Dark gray to orange weathering limestone (see also 7360) (Dl; Dl?, SP002)
DSca
Barren Ridge limestone, calcarenite, calcareous siltstone, and limestone (DSl, MG002; MG003; LH004) [Overprint pattern 14]
DSr
Rendu Formation and related units, argillite and silty limestone turbidite (DSr, DSrt, SK002; Pzam, Pzaam?, Pzmt, Pzmt?, Pzmb, SK004; Pzam, SK011)
Dlc
Lost Creek unit, lime mudstone and wackestone, Devonian and Silurian (DSl, LG002; Pzmr, TN003; Sl, BR002; Dl, CY002) [Overprint symbol 708]
DSls?
Limestone, dolomite, greenstone, and chert (Pzl, TN002; Pzsl, KH002)
DSls
(DSls, LH003)
DSwc
Whirlwind Creek Formation and unnamed correlative units (Late Devonian, Frasnian through mid-Silurian, Wenlockian), reefy limestone and dolomite (DSl, MD002; MM002; lDl, lDd, Sla, SDlw, MG003; SDlw(h), LH004; Pzl, SM002; DSab, LH003; DSw, RB009; DSbl, JU
Dcg
Conglomerate of the Kennel Creek Limestone (DSkc, JU010; SI003; SI006)
DSt
Tolovana Limestone, Middle Devonian to Early(?) Silurian, (DSt, LG002; FB002; KH003; KH004)
DSt?
Limestone, greenstone, and schist (Pzl, TN002) [Overprint symbol 708]
DCpu
Older strata of the Porcupine River sequence, undivided (DCpu, CO003)
DCru
Road River Formation, Hillard Limestone and other units, undivided (DCu, CY002; DCl, BR002; DOr, EA002)
DOl
Thin-bedded to massive, fine-grained, limestone with local interbedded tuff and mafic volcanic rocks (DOl, GO002)
Dvt
Basaltic and andesitic flows, tuff, breccia, and volcanic conglomerate altered to greenstone, interbedded in Hunt Fork Shale (Dvt, CS002; Dv, Dg, CH002) [Overprint symbol 44]
Dsv
Schwatka unit, mafic volcanic rocks, Middle and Early Devonian (Dsv, LG002; SOls, CI002) [Overprint pattern 348]
Dwv
Woodchopper Volcanics, amygdaloidal basalt, pillow basalt, ..., equivalent to Schwatka unit? (Dw, Dwv, CY002) [Overprint pattern 348]
lDv
Freshwater Bay Formation and Kasaan Island Volcanics, Basalt and rhyolite with subordinate sedimentary rocks, Middle to Late Devonian (Df, JU002; SI003; Dprv, CR010) [Overprint symbol 15]
Dv
Basalt and rhyolite on Prince of Wales and Kasaan Islands and andesite associated with Black Cap Limestone (Dsj, Dc, Dkr, Dkp, Dka, CR010) [Overprint symbol 16]
DSv
Berg Mountain, largely mafic volcanic rocks (DSbv, DSbb, SK002; SK010; JU003; DSbb, DSbb?, DSbv, JU002) [Overprint symbol 13]
Dcv
Karheen Formation volcanic and hypabyssal rocks
Dgr
Old Crow Suite, undivided (MLDO) [Overprint symbol 348]
Old Crow Suite granitic rocks:  medium to coarsely crystalline leucocratic biotite granite, Old Crow, Schaeffer, Sedgwick, Ammerman, and Fitton granites (gr, DP004; ML002; MLDqO, YDM002; YOC002) [Overprint symbol 348]
Dsr
Old Crow Suite granitic rocks:  leucocratic syenite to hornblende nepheline syenite, Dave Lord syenodiorite (MLDyO, YOC002) [Overprint symbol 348]
Dsy
Syenite, Chichagof Island, southeast Alaska, Alexander terrane [Overprint symbol 348]
Dqd
Quartz diorite, Prince of Wales Island, southeast Alaska (single pluton, part of mKgd, CR010) [Overprint symbol 16]
Ddg
Diorite-gabbro (MzPzi, NB002)
DOb
Metamorphic rocks, undivided.  Includes carbonate rocks; quartzite and slate.  Coeval with the Baird Group [DOb, BM002] (DOc, BM002; Dsq, Dmw, Dpm, Ds, Dg, CS002)
Dgu
Gambier Bay Formation, undivided, sedimentary and volcanic rocks, marble and recrystallized limestone, phyllite and semischist, and tuffaceous marlstone, pillow breccia, volcanic conglomerate, aquagene tuff, subordinate basaltic to andesitic pillow flows
Dgv
Gambier Bay Formation, sedimentary and volcanic rocks, marble and recrystallized limestone, phyllite and semischist, and tuffaceous marlstone, pillow breccia, volcanic conglomerate, aquagene tuff, subordinate basaltic to andesitic pillow flows (Dsv, PE00
Gambier Bay Formation Marble (DSl, JU002; Pzm, JU004; SI005; Dgm, SI005; Pzam, SI007) [Overprint symbol 708]
Dgg
Gambier Bay Formation, pyrite-bearing garnet-chlorite-amphibole-quartz-feldspar schist and gneiss (Dgg, JU010)
Dgs
Gambier Bay Formation, homogeneous layered garnet-chlorite-quartz-feldspar schist and semischist ; with minor dark gray phyllite and chlorite-actinolite schist (Dgs, JU010)
Dgp
Gambier Bay Formation, dark gray locally pyritic and graphitic semischist and phyllite; some quartz-rich semischist and Retreat Group; black siliceous phyllite on Admiralty Island (Mzps, JU002; Pzcs, PzZr, JU004; SI005; Dgs, JU010)
DSba
Baird Group; Massive light gray reefoid limestone and dolomite with local thin interbeds of calcareous phyllite (DSba, AR002; DOb, BM002; Dd, SL002; DZn, DP004; ML002) [Overprint symbol 238]
Dkm
Kaskawulsh Group of Kindle, mainly marble (Pzk, MC002; Dkm, Pasm, Pas, BG002)
Dpmc
Phyllite and metaconglomerate (Dp, Dms, NB002)
Dbs
Thin bedded black, siliceous, carbonaceous phyllite and impure chert (Dbs, AR002)
Dyv
Fine-grained schistose volcanic rocks and phyllite, Devonian extrusion age, (hgv, MH002; Dmf, HE002; Pzk, BG002)
Dy
Yanert Fork sequence, thick sequence of marine metasedimentary and metavolcanic rocks, Late Devonian (unit Dy, Dy?, HE002)
Dbl
Black limestone, calcareous schist, and black siliceous phyllite, undifferentiated (Db, AR002)  [Overprint symbol 16]
Medium-grained granitic gneiss, Devonian intrusion age (lgr, jcg, mg, MH002; Dg, WI002; MzPzg, CH002; Pzg, BN002; KZ002; SO002)
Dav
Ambler metavolcanic and lesser metasedimentary rocks (Da, Da?, Dm, WI002; MzPzfm, WI003) [Overprint symbol 13]
Davf
Very light gray to brownish red weathering resistant schistose felsic volcanic rocks, Ambler sequence? (Df, SP002; Df, Df?, Dfm, WI002; MzPzf, SP003; WI003) [Overprint symbol 15]
Dms
Undifferentiated metasedimentary rocks, Late Devonian (Yanert Fork equivalent) (DSu, MM002) [Overprint pattern 13]
Dms?
Undifferentiated metasedimentary rocks, Late Devonian (DSu?, MM002 [Overprint pattern 13]
Metasedimentary rocks, Late Devonian (Dms, HE002) [Overprint pattern 13]
Pzcs
Calcareous schist (Pzcs, Pzc, AR002; Dac, Dcm; CHoo2; DCks, KZ002; KZ003; SO002; SO004; Pzca, SP002; PzPcs, WI002) [Overprint symbol 708]
Metabasalt and subordinate metasedimentary rocks, Late Devonian (Dmb, HE002; jcv, MH002; Dg, NB002) [Overprint pattern 13]
Dmgs
Serpentinite, basalt, chert and gabbro, Late Devonian (Dsb, HE002; MM002)
Dmg
Metagabbro, Late Devonian(?) (HE002)
Pzsb
Light-brown weathering calcareous schist interbedded with gray quartz-mica schist and marble.  Brooks Range schist belt. (Dgs, Dgh, Dqm, Dqs, CH002; Dcs, WI004) [Overprint symbol 15]
DSm
Orange weathering chloritic marble Brooks Range schist belt (see also 6950, 6951) (DSom; Pzcm, AR002; DSso; DSso?; Pzmsm, SP002; DOtm, BM002)
DPzmp
Pelitic, calcareous, and quartz-feldspar metasedimentary rocks, Devonian or older, (Pzs, NB002) [Overprint symbol 15]
Dys
Fine-grained, schistose metasedimentary and metavolcanic rocks, Devonian or older, (hgs, MH002) [Evidence suggests that this unit is most likely Triassic, at least in its western exposures and correlates with similar units all along the north side of the
DOtu
Metasedimentary and metavolcanic rocks of Tukpahlearik Creek, undivided (BM002; SE003) [Overprint 16]
DOtq
Carbonaceous quartzite and quartz conglomerate of Tukpahlearik Creek (DOtq, BM002)
DOtmq
Marble and quartz schist of Tukpuhlearik Creek (DOtmq, BM002)
DOtpg
Pelitic schist and greenstone of Tukpaklearik Creek (DOtpg, BM002) [Overprint symbol 44]
DOtp
Pelitic schists of Tukpaklearik Creek (DOtp, BM002) [Overprint symbol 16]
OCc
Carbonate rocks (OCc, BM002)
Olss
Tcherskidium-bearing limestone (TA007)
Os
Brown and gray 'chippy' shale, silty shale and silicified limestone (TA007) [Overprint symbol 15]
Ont
Novi Mountain and Telsitna Formations, and unnamed correlative units, massive dolomite and limestone, Late to Middle Ordovician (Od, Osl, MD002; Ol, RB002; OCl, OCm, Ol, mOl, uOll, uOl, lOlb, MG003; Ont, RB009) [Overprint pattern 16]
OCjr
Jones Ridge Limestone, massive oolitic, typically silicified limestone (OCjr, CY002; COl, BR002) [overprint pattern 16]
OChl
Hillard Limestone (OCh, EA002) [Overprint pattern 14]
SOdl
Limestone and dolomitic limestone (SOdl, TE002)
Od
Pink to light gray weathering, gray to tan fine-grained dolostone with distinct color mottling (Od, BN002; SO002; Oum, Oshl, TE002)
Oshd
Limestone and shale (Oshd, TE002)
Oim
Impure chlorite marble (Oim, BN002; SO002)
Oimh
Impure marble (Oimh, BN002; SO002)
Oab
Algal boundstone and lime mudstone (TA007)
Ols
Lime mudstone (TA007) [Overprint symbol 708]
SCpl
Post River Sandstone and Lyman Hills Formations and correlative units, silty limestone and siltstone, Early Ordovician (OCsl, KH002; pOlp, KH004; SOls, LH003; lSl, SOsh, OCls, MG002; Clm, SOsh, OCls, MG003; Pzc, MD002; Oc, TL002; OCls, SOsh, LH004; part
Oc
Chert and phyllite, Telida sub-terrane of Munchumina terrane (part Pzc, MD002; Oc, MD005; RB009) [Overprint pattern 15]
Ofc
Fossil Creek Volcanics, undivided -- Alkali basalt, agglomerate, and volcaniclastic conglomerate (unit Ofv, Ofs, LG002; SOs, CI002; Ofc, TN003) [Overprint pattern 348]
OCv
Andesitic to basaltic volcaniclastic rocks and local tuffaceous phyllite, gabbro, and diabase, and black phyllite (OCv, WI002)
Ogd
Granodiorite on Prince of Wales Island (Og, CR002; Ogb, CR003; Sa, Sgd, Sk, CR006; DE005; Oqd, Ofgd, Od, Ogd, Oqgd, Oqd?, DE003; Oqd, Odi, Ogd, CR010)
OCx
Interlayered pure and impure marble, quartz-graphite schist, and lesser pelite, calc-schist, and mafic schist (OCx, BN002; KZ002; SO002)
OCxh
Predominantly marble and quartz-graphite schist above biotite grade; upgraded equivalent of mixed unit [OCx] OCxh, BN002)
Och
Ordovician chert, including Livengood Dome Chert, chert, siliceous slate and rare greenstone and limestone, Late Ordovician (protolith) (unit Old, LG002; CI002; nc, FB002; Oc, TN002; KH002; KH003; DOc, KH004; MM002; Pzlc, Olc, TN003) [Overprint pattern 1
Oldl
Limestone marker bed within Livengood Dome Chert (Pzll, TN003)
Ocs
Casadepaga schist (Ocs, BN002; KZ002; SO002)
Ocsh
Calcareous and mafic schist (Ocsh, BN002; SO002)
Pzim
Impure marble (Pzim, BN002; KZ002)
OCmi
Metaigneous and minor metasedimentary rocks (Or, Ofd, DE003)
Ca
Adams Argillite (Ca, EA002) [Overprint pattern 13]
Cqa
Quartzite and argillite (pCq, EA0020 [Overprint pattern 15]
Cf
Funnel Creek Limestone (Cf, EA002) [Overprint pattern 16]
CZtu
Tindir Group, upper part, Early Cambrian and Late Proterzoic argillite, quartzite, dolomite, dolo-arenite... (CZtu, CY002; pCp, BR002) [Overprint pattern 13]
CZwl
Wickersham unit -- Limestone, Early Cambrian and Late Proterozoic (CZwl, LG002; unk, CI002)
mCa
Avalanche, light grey, buff, yellow, and orange weathering, crypto grained dolomite, silty dolomite, dolomitic siltstone and dolomitic mudstone (mCA, YFR002; YLN002) [Overprint symbol 708]
mCh
Hess River, shale, black, pyritic, unfossiliferous; occurs as interstratified thick units of black calcareous shale and rusty black shale (mCH, YBP002; YNL002) [Overprint symbol 13]
mCr
Rockslide, platy calcareous shale and silty, dark grey fine- to crypto-grained limestone; minor thin beds of light brown to grey weathering platy dark crypto-grained limestone and rare bands of buff dolomite (mCR, YLN002; YSM002) [Overprint symbol 708]
CZhy
Hyland Group, consists upwards of coarse turbiditic clastics, limestone, and fine clastics typified by maroon and green shale; includes scattered mafic volcanic rocks (PCH, YBP002; YCR002; YDW002; YFC002; YFR002; YLR002; YLS002; YNC002; YNR002; YTY002; Y
CZnp
Neruokpuk, turbiditic sandstone, quartzite, grit, and pebble conglomerate interbedded with siltstone and lesser argillite (uPCN, YDM002; YHI002)
CZng
Neruokpuk, fine to coarse sandstone, grit and pebble conglomerate, poorly sorted, turbiditic, locally feldspathic; siltstone and slaty argillite interbeds; local maroon, green and Oldhamia bearing slate in upper part (uPCN2, YDM002; YHI002)
CZu
Sedimentary rocks, undivided (CZu, CY006)
Cls
Medium- to thick-bedded, commonly light-gray to dark-gray lime mudstone (Cls, TA008)
Cs
Middle or lower Cambrian thin-bedded platy limestone associated with coarse-grained silciclastic sandstone and granule conglomerate, possible shale (Cls, TA008; Sleetmute A-2)
CZum
Ultramafic and mafic rocks and greenstone, Cambrian and/or preCambrian (CZum, LG002; Pzug, CI002; pCl, BR002)
CZw
Wickersham unit -- Grit, Early Cambrian and Late Proterozoic (CZw, LG002; part of PzpCa, CI002; pCw, TN003; PzpCs, MG002; Cqs, KH002; Cal, Pzcs, KH003; PzpCq, MD002; PzpCs, PzpCq, PzpCp, MM002)
CZwa
Wickersham unit -- Maroon and green argillite, Early Cambrian and Late Proterozoic (unit CZwa, LG002; ng, FB002; Cal, TN002; western exposures of unit PzpCa in part, CI002)
DZn
Undivided shallow marine carbonate units of Holitna Basin area, late Proterozoic to Devonian (Pzh, LH004; Pal, TA002; DSab, TA005; DOl, GO002; major part Pzl, SM002)
CZds
Oolitic limestone, Khuchaynik Dolomite of Babcock and others, Big River Dolostone of Babcock and others, Windy Fork Formation of Babcock and others (XCl, XCd, Xmso, MG003) [Overprint pattern 238]
ls
Various limestone bodies (unk, CI002; pClt, EA002)
PzZl
Sedimentary and igneous rocks corresponding to the Livengood sequence of Weber and others (1992) (PzZl, YFB)
Sedimentary and igneous rocks corresponding to the Fairbanks-White Mountains sequence of Weber and others (1992) (PzZw, YFB)
Mafic igneous rocks, Paleozoic and/or Late Proterozoic (PzZm, CI003; LG002)
PzZi
Meta-intrusive rocks of intermediate composition (BM002)
YZnm
Nixon Fork metamorphic basement, undivided (part of mca and mcb, RB002; PzpCm, RB003; part of bu, KH00?) [Overprint pattern 995]
PzZrqs
Ruby quartz-mica schist (Pzc, BV002; part of mca, RB002; PzpCs, MD003; RB005; Dbs, CH002; Pzs, Pzbs, CS002; Pzl, KH003; PzpCs/TrMc, OP002; TrMs, OP003; PzpCsq; TN002; Stippled areas of Pzqs, TN007; PzPs, RB009; Dbs, CH002) [Overprint symbol 998]
PzZs
Quartz-mica schist.  Assigned to Arctic Alaska terrane (qm, uqm, AR002; PzZs, AR003; SP003; Pzus, Pzqms, Pzqms?, Pzis, SP002)
PzZk
Mixed schists of the Kallarichuk Hills, undivided.  Assigned to Seward terrane (PzPku; PzPkc; PzPcb, BM002; PzZu, BM003; Pzs, SE002; Pzp, SH002) [Overprint symbol 14]
PzZss
Siliceous schist of the Kallarichuk Hills.  Assigned to Seward terrane (PzPks, BM002)
YZnc
Calc-schist and impure marble, early Paleozoic or preCambrian (unit PzpCc, MD002; Zc, RB009; very tentatively pCl, GO002) [Overprint symbol 708]
Pzydm
Dolomite and marble (PzpCd, CI002; PzPnm, AL003) [Overprint symbol 13]
Metamorphic complex, crystalline limestone, Paleozoic (Ord-Dev) or preCambrian (mcl, RB002; NL002; PzpCc, NL003; Pztbl, RB004) [Overprint symbol 13]
Metamorphic complex, schist, crystalline limestone, quartzite, greenstone, slate, and phyllite (mc, RB002; NL002; PzpCs, OP002; also 2 polygons shown as PzpCs or TrMc on OP002)
PzZas
Metamorphic rocks, Alexander terrane (PzpCm, PE002) [Overprint symbol 13]
PzZysa
Pelitic schist, early Paleozoic or preCambrian, includes Chena River sequence (PzpCs, CI002; PzpCm, CY002; bc, FB002; lgs, MH002; Pzs, PzpCsq, BD002; PzpCb, EA002; part PzpCb, TC002; PzPns, AL003; TKbg, TR003; part TKbg, TR005))
PzZpg
Sillimanite gneiss subunit, pelitic schist (unit PzpCs, CI002)
PzZaqs
Pelitic and quartzose schist sequence (PzpCp?, MM002) [Overprint symbol 996]
YZns
Pelitic schist of Nixon Fork basement (PzpCp, MD002) [Overprint symbol 15]
Zq
Quartzite, grit, and argillite (PzpCs, MD002)  Is this Wickersham?
PzZmc
Metamorphic complex, schist and quartzite with some crystalline limestone, younger unit, Paleozoic (Ord-Dev) or preCambrian (PzPlg, ID002; PzpCku, SE003)
PzZms
Mafic schist (PzpCm, CI002)
PzZyv
Metabasite, massive mafic semischist and agmatite in the Coast Mountains (TKhg, JU002) [Overprint symbol 15]
YZnv
Felsic metavolcanic rocks of Nixon Fork basement (PzpCv, MD002) [Overprint symbol 16]
Ynqd
Meta-quartz diorite (ira, RB002; pCm, RB007)
CZog
Kaigani, False Point Retreat, and Bronaugh Islands plutons (orthogneiss) (Cqd, Cdi, Cgb, Cmgi, CR010; JU, KC) [Overprint symbol 13]
Cmgo
Metamorphic rocks of eastern Prince of Wales Island (Cmpw, CR010) [Overprint symbol 15]
PzZsv
Undivided Wales, Retreat Groups, and Four Winds Mountain metamorphic rocks (PzPEs, PzPEw, CR003; CZsv, CR005; Wpmg, CR006; DE005; PzpCw, CR008; wsl, CR009; SOk, pOw, DE003; pOws, pOwu, DE004; Pzsp, Mzps, JU002; PzSm, KC009; SOua, SOug, KC010; PzZr, SI005
PzZq
Wales, Retreat Groups, and Four Winds Mountain metamorphic rocks semischist and black quartzite (CZwsc, CR005; Wss, Wp, CR006; DE005; PzpCwcs, PzpCwb, CR008; Pzq, SI005; Pzmv, Pzsv, SK005; Pzs, SK006) [Overprint symbol 13]
PzZc
Wales, Retreat Groups, and Four Winds Mountain metamorphic rocks marble (CZwm, CR002; CR010; PzPEwm, CR003; D, Wpl, Wm, Wdm, CR006; DE005;PzpCwm, CR008; wl, CR009; pOwm, DE004; Mzm, JU002; Pzm, SK004; SK006) [Overprint symbol 708]
PzZf
Wales, Retreat Groups, and Four Winds Mountain metamorphic rocks metafelsite (CZwf, CR005; Kh, Ws, CR006; DE005; pOwd, DE004) [Overprint symbol 13]
PzZmv
Wales, Retreat Groups, and Four Winds Mountain metamorphosed mafic volcanic rocks (CZwv, CR005; Kah, Wg, CR006; DE005; PzpCwg, PzpCwgc, PzpCwh, CR008; wg, CR009; CZwgb, CR010; Pza, SI005; Pzmb, SK005; Pzmb, Mzb, SK006) [Overprint symbol 14]
PzZrpg
Gneiss and quartzite of the Ruby crystalline complex, Paleozoic or preCambrian (PzpCn, MZ002; PzpCqg, TN003; PzpCg, PzpCsg, RB004; Pzqg, BV002; MzPkc, RB009) [Overprint symbol 16]
PzZypg
Gneiss, schist, and quartzite of the Yukon-Tanana crystalline complex; Pelly Gneiss in Yukon in part (PzpCs and quartzite subunit, CI002; PzpCg, BD002; part PzpCb, TC002; MzPzbg, PE002; TKbg, PE003; PzXgs, PE004; SD005) [Overprint symbol 13]
PzZcg
Nisling Biotite gneiss
Nisling Schistose polymictic conglomerate
PzZh
Metasedimentary and metaigneous rocks of the Hammond terrane, Brooks Range, lumping of many otherwise defined units (PzpCh, YFB)
Metamorphic rocks, lenses near Kobuk and Victoria Creek fault systems, amphibolite facies (PzpCm, YFB)
Zt
Pinguicula/Fifteen Mile (Lower) and Tindir Group, lower part (muPPFu, mPPFl, Yukon; muPPFu1, mPPFl1, YLS002; YNR002; muPPFu2, mPPFl2, YDW002; mPPFl3, YOG002; mPPFl1, YNC002; YSR002; YWR002)
Ytl
Tindir Group, lower part, stromatolitic limestone (Ytl, CY002; EA002) [Overprint symbol 14]
Yts
Tindir Group, dolomitic sandstone and shale member (Yts, EA002) [Overprint symbol 15]
Ytb
Tindir Group, basalt and red beds member (Ytb, EA002)
Ytb?
Greenstone (pCg, EA002)
Zgr
Granitic rocks, preCambrian(?) (pCg, BR002; pCgr, SP002; Pi, BM002)
Zbi
Basic intrusive rocks (pCi, BR002)
Zwg
Grit, Late Proterozoic, bimodal quartzite, gray and olive-gray greenschist facies argillite (Zwg, LG002, PzpCgq, CI002)
Zs
Dolostone, limestone, orthoquartzite, and minor chert (Zs, TA008; Sleetmute A-2)
mPw
Wernicke Breccias:  Hematitic and dolomitic breccia and related metasomatized country rock; breccia contains variably altered rotated siliceous and carbonate clasts (Wernicke Supergroup) and minor dyke rock; breccia and metasomatites enriched in Cu, Co,
lPg
Gillespie Lake Gp.:  Dolostone and silty dolostone, locally stromatolitic, locally with chert nodules and sparry karst infillings, interbedded with lesser black siltstone and shale, laminated mudstone, and quartzose sandstone; local dolomite boulder cong
lPq
Quartet Gp.:  Black weathering shale, finely laminated dark grey weathering siltstone, and thin to thickly interbedded planar to cross laminated light grey weathering siltstone and fine grained sandstone; minor interbeds of orange weathering dolostone in
lPfl
Fairchild Lake Gp.:  Lower:  greenish grey weathering calcareous laminated siltstone, grey weathering fine grained sandstone, and minor brown weathering carbonate, ripple cross-laminated; upper:  siltstone, dolomitic siltstone, and dolostone (lPFL, YDW00
mPhr
Hart River, undivided Mafic volcanic flows and and their possible intrusive equivalents (mPH, Yukon) [Overprint symbol 348]
mPhv
Hart River Volcanics:  mafic volcanic flows, generally massive and fine-grained, locally pillowed (mPH1, YLS002; YPR002) [Overprint symbol 348]
mPhs
Hart River Sills:  resistant dark weathering diorite and gabbro sills and dikes (mPH2, YDW002; YLS002; YNC002; YNR002; YOC002; YPR002; YWR002) [Overprint symbol 348]
mPkc
Khose Creek Volcanics:  basic to intermediate volcanic flows and aquagene tuffs (mPH3, YNC002) [Overprint symbol 348]
PzZma
Metasedimentary and metavolcanic rocks of Mount Angayukaqsraq (Psv, BM002) [Overprint symbol 13]
PzZyqs
Greenschist facies muscovite chlorite schist, quartzite and phyllite [Fairbanks schist unit - undivided] (Zf, LG002; PzpCq, CI002)
Fairbanks schist unit - Cleary subunit, white felsic schist, micaceous quartzite chloritic or actinolitic greenschist, greenstone and marble (Zfc, LG002, magnetic chlorite schist subunit of unit PzpCqm, CI002)
Pelitic and quartzose schist of the Alaska Range (bc, FB002 (southern part); ms, jcs, MH002; PzpCp, HE002, MM002; Pzsv, TL002) [Overprint pattern 996]
Quartzite subunit of quartzite and quartzitic schist (PzpCq, CI002)
Calc-silicate and marble subunit of quartzite and quartzitic schist (PzpCq, CI002) [Overprint symbol 708]
Pelitic and quartzitic schist of the Ruby terrane (PzpCs, MZ002; ira, mc, RB002; PzpCm, RB003; RB004; Pzs, BT002; PzZs, BT003; Pzs, Pzq, BV002; TN003; PzZs, WI003) [Overprint pattern 997]
Greenschist subunit of quartzite and quartzitic schist (PzpCq, CI002)  [Not found yet on map.]
Quartzitic and pelitic schist of the Yukon-Tanana crystalline complex (bc [northern part], FB002; PzpCs, PzpCsq, BD002; PzZng, AL003; part TKbg, TR005; PzZng?, SD013)
Xi
Idono Complex, Early Proterozoic, metaplutonic rocks, amphibolite, and minor metasedimentary rocks (ID002)
pCg
Includes coarse-grained gabbro, diabase and altered equivalents which locally are garnet-glaucophane rocks.  Of two ages (pCg, TE002)
pCsg
Slate of the York region, slightly to moderately metamorphosed graphitic siltite, slate, graywacke, and calcareous siltite. (pCs, TE002).  Also 29415, Slate of the York region, green-weathering chloritic graphitic siltite (pCs) near mafic intrusive rocks
Xo
Amphibolite facies orthogniess and minor amphibolite and pelitic schist.  Kanektok or Kilbuck terrane (Xo, BH002, pCk, GO002; pCm, BH003)
pCn
Nome Group undifferentiated; chloritic schists and marble schists (pCn, TE002)
pCne
Nome Group, chlorite-epidote-amphibole schists, intensely deformed, locally graphitic; retograded blueschist facies rocks locally; subordinate schistose limestone (pCnc, TE002)
pCnl
Nome Group, dark schistose limestone intercalated with subordinate chloritic schist (pCnl, TE002)
pCmu
Kigluaik Group, undifferentiated (pCmu, TE002)
pCm
Coarse-grained marble, locally contains mica and either olivine or monticellite (pCm, TE002)
pCb
Tigaraha Schist, biotite-garnet schist (pCb, TE002)
pCbm
Marble and calc-silicate rocks intercalated in Tigaraha Schist (pCbm, TE002)
pCgn
Orthogneiss (PzpCo, BN002; SO002; pCgn, TE002)
pCgu
Biotite-hornblende-quartz-plagioclase paragneiss (pCgu, TE002)
pCgl
Quartz-biotite-plagioclase-hornblende paragneiss and local calc-silicate rock (pCgl, TE002)
Completely unknown
Clasitc sedimentary rocks
Carbonate sedimentary rocks
Chemical sedimentary rocks
Volcanic rocks
Plutonic rocks
Hypabyssal rocks
Low-grade metamorphic rocks
High-grade metamorphic rocks
High-grade metamorphic rocks, carbonates
Hornfels and migmatite
Hornfelsed zones. (TKhf, RM004)