45
Dgmr
North
Rhyolite in felsic metavolcani member of the Gile Mountain Formation
407.0 +/- 3.3 Ma
Rankin and Tucker (2009)
29
Ol
Lost Nation granite
444.1 +/- 2.1 Ma
Rankin and Tucker (1999)
30
442 +/- 4 Ma
Moench and Aleinikoff (2003)
31
Lost Nation granite - U-Pb sphene age
443 +/- 3 Ma
47
Dbbg
Barre Granite
368 +/- 4 Ma
Aleinikoff and others (2011)
44
Dlr
Metarhyolite in the Littleton Formation
407.5 +/- 3.9 Ma
Rankin and Tucker (2000)
35
Scm
Comerford Intrusive Complex dike at Peaked Mountain
418.5 +/- 2 Ma
Rankin and others (2007)
50
Dfbg
French Pond Granite
365 +/- 5 Ma
41
Dr
Metarhyolite dike in the Albee Formation
412 +/- 2 Ma
Moench and others (1995); Lyons and others (1997)
36
Sbd
Diorite of the Braintree Intrusive Complex
419 +/- 0.39 Ma
Black and others (2004)
38
Sbg
Granite of the Braintree Intrusive Complex
421 +/- 7 Ma
42
Dfqm
Fairlee Quartz Monzonite
410 +/- 5 Ma
1
Y1dg
South
Hornblende diorite gneiss at South Londonderry
1393 +/- 9 Ma
23
Onb
Trondhjemite in the Barnard Gneiss at Proctorsville
496 +/- 8 Ma
7
Y2cp
Cole Pond tonalite gneiss
1321 +/- 9 Ma
Ratcliffe and others (1991); Aleinikoff and others (2011)
6
Y1rta
Aplite facies of Rawsonville trondhjemitic gneiss, previously assigned to Bondville trondhjemitic gneiss
1348 +/- 3 Ma
Ratcliffe and others (1991)
46
Dg
Granite in the Chester dome
392 +/- 6 Ma
2
Y1bm
Baileys Mills tonalitic gneiss in the Chester dome
1383 +/- 13 Ma
24
Ont
Tonalite gneiss in the North River Igneous Suite near Bartonsville
486 +/- 3 Ma
17
Y3Ccbbh
Bull Hill Gneiss in the Chester dome
945 +/- 7 Ma
Karabinos and Aleinikoff (1990)
32
DSwf
Felsic rock in the Waits River Formation
423 +/- 4 Ma
Aleinikoff and Karabinos (1990); Hueber and others (1990)
48
Dbmg
Black Mountain pluton
364 +/- 4 Ma
18
Bull Hill Gneiss on the west side of the Athens dome
955 +/- 5 Ma
4
Y1fga
Felchville Gneiss (aplitic facies) at Cavendish Gorge
1372 +/- 11 Ma
25
Ochv
Felsic volcanic layer interlayered with mafic volcanics in the Cram Hill Formation at Springfield
483 +/- 3 Ma
19
Y3Ccbsr
Somerset Reservior Granite
965 +/- 4 Ma
3
Y1rt
Rawsonville trondhjemite gneiss at Bromley Mountain
1367 +/- 16 Ma
12
Y2gg
Granitic gneiss crosscuts older and deformed intrusives (1.3-1.4 Ga suite) and paragneiss
1221 +/- 4 Ma
11
Y2ch
College Hill Granite at Stratton Mountain - crosscuts older and deformed intrusives and paragneiss
1244 +/- 8 Ma
8
Y2mig
Migmatitic gneiss at Stratton Mountain
1326 +/- 4 Ma
9
Y2lgg
Fine-grained granodiorite at Ludlow Mountain
1309 +/- 6 Ma
10
Y2lq
Okemo Quartzite - detrital zircons
about 1261 to 1359 Ma
49
Granite dike south of Plymouth
15
Y3Ama
Megacrystic granite gneiss on the eastern side of the Green Mountain massif
1119 +/- 3.3 Ma
14
Megacrystic granite gneiss east of Chittenden Reservoir
1121 +/- 1.4 Ma
28
Ohi
Highlandcroft pluton
450 +/- 5 Ma
Lyons and others (1986)
22
Onnt
Newfane tonalite intruding the Cram Hill Formation near South Newfane
502 +/- 4 Ma
37
Unmapped felsic dike of Sbg in Onbm at Bridgewater
418 +/- 1 Ma
Aleinikoff and Karabinos (1990)
5
Y1fg
Felchville Gneiss (trondhjemite facies) at Felchville
1370 +/- 11 Ma
16
Y3Bp
Migmatite gneiss in the Pine Hill slice
1037 +/- 6 Ma
20
Y3Ccbs
Stamford Granite near the Massachusetts border
962 +/- 1 Ma
Karabinos and Aleinikoff (1988; 1990)
21
CZphf
Rhyolitic metafelsite in the Pinney Hollow Formation
571 +/- 5 Ma
Walsh and Aleinikoff (1999)
26
Trondhjemite in the Barnard Gneiss south of Bethel
471.4 +/- 3.7 Ma
Karabinos and others (1998)
27
Oj
Joslin Turn pluton
469 +/- 1.5 Ma
40
414 +/- 4 Ma
33
Comerford Intrusive Complex at Comerford quarry
419.8 +/- 2.6 Ma
34
Comerford Intrusive Complex at Leighton Hill
419.3 +/- 1.3 Ma
39
Snd
Trondhjemite of the Newport Intrusive Complex
425 +/- 3 Ma
43
Dbgn
Bethlehem Gneiss in the pluton at Bellows Falls
407 +/- 5 Ma
Kohn and others (1992)
51
Dgr
Volcanic zircons in quartzite in the Gile Mountain Formation at Royalton
409 +/- 5 Ma
McWilliams and others (2010)
6B
Y2bv
Bondville metadacite at Winhall River bridge
about 1342 Ma
13
Y3Amb
Megacrystic granite gneiss at Brandon Gap
1149 +/- 8 Ma