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(For further information on spectrsocopy, see:
http://speclab.cr.usgs.gov)
TITLE: Kaol_Wxl+0.5Musc_Ruby AMX12 DESCRIPT
DOCUMENTATION_FORMAT: Mixture
SAMPLE_ID: CU91-250A
MIXTURE_TYPE: Areal
MIXTURE: 50% Kaolinite CM9 and 50% Muscovite GDS113
FORMULA: Al2Si2O5(OH)4 and KAl2Si3O10(OH)2
FORMULA_HTML: Al2Si2O5(OH)4 and
KAl2Si3O10(OH)2
COLLECTION_LOCALITY: Mesa Alta, New Mexico (Kaolinite) and Brazil (muscovite).
ORIGINAL_DONOR: Clay Mineral Standard (kaolinite) and Jim Post from SUNY (muscovite)
COLLECTION_LATITUDE: Not Available # degrees and decimal minutes (N or S)
COLLECTION_LONGITUDE: Not Available # degrees and decimal minutes (W or E)
DATUM: Not Available # coordinate datum
CURRENT_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory
ULTIMATE_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory
SAMPLE_DESCRIPTION:
This is an areal mixture (linear) calculated using spectra of pure endmembers.
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
see: Kaolinite CM9 and Muscovite GDS113
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: NONE # XRF, EM(WDS), ICP(Trace),WChem
COMPOSITION_TRACE: None
COMPOSITION_DISCUSSION:
See Kaolinite CM9 and Muscovite GDS113
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
Kaolinite CM9 and Muscovite GDS113
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
Spectrum has a muscovite band superimposed on the kaolinite doublet at 2.2 microns that strongly resembles that of halloysite.
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns 20-150 microns
| LIB_SPECTRA_HED: | where | Wave Range | Av_Rs_Pwr | Comment | Av_Rs_Pw r | Comment |
|---|---|---|---|---|
| LIB_SPECTRA: | splib05a r 8441 | 0.2-3.0µm | 200 | g.s.= |
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