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(For further information on spectrsocopy, see:
http://speclab.cr.usgs.gov)
TITLE: Kaol.5+MuscCU91-250A AMX13 DESCRIPT
DOCUMENTATION_FORMAT: MIXTURE
SAMPLE_ID: AMX13
MIXTURE_TYPE: Areal
MIXTURE: Kaolinite, Muscovite
FORMULA: Al2Si2O5(OH)4 and KAl2Si3O10(OH)2
FORMULA_HTML: Al2Si2O5(OH)4 AND KAl2Si3O10(OH)2
COLLECTION_LOCALITY: (Washington County, Georgia), (Cuprite, Nevada)
ORIGINAL_DONOR: (Clay Mineral Society), (G.Swayze)
COLLECTION_LATITUDE: Musc N37deg 31.767' # degrees and decimal minutes (N or S)
COLLECTION_LONGITUDE: Musc W117deg 13.517' #degrees and decimal minutes (W or E)
DATUM: Musc NAD27 # coordinate datum
CURRENT_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory
ULTIMATE_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory
SAMPLE_DESCRIPTION:
Calculated areal (linear) mixture of 50% Clay Mineral Society standard well crystalized kaolinite + 50% Muscovite Phyllite CU91-250A
See KGa-1 in minerals, CU91-250A in mixtures.
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
See KGa-1, CU91-250A.
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: none # XRF, EM(WDS), ICP(Trace), WChem
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
See KGa-1, CU91-250A.
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
See KGa-1
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
See KGa-1, CU91-250A. Areal mixture spectrum resembles that of halloysite with a narrow muscovite band superimposed on a broader kaolinite band at 2.2 microns.
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1b2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns
| LIB_SPECTRA_HED: | where | Wave Range | Av_Rs_Pwr | Comment |
|---|---|---|---|---|
| LIB_SPECTRA: | splib05a r 8427 | 0.2-3.0µm | 200 | g.s.= |
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