Clark and others 2007 USGS Data Series 231
Spectral Library splib06a Sample Description

(For further information on spectroscopy, see: http://speclab.cr.usgs.gov)

TITLE: Calcite+Dolomite.5 AMX8 DESCRIPT

DOCUMENTATION_FORMAT: MIXTURE

SAMPLE_ID: AMX8

MIXTURE_TYPE: Areal

MIXTURE: Calcite, Dolomite.

FORMULA: CaCO3+CaMg(CO3)2

FORMULA_HTML: CaCO₃: CaMg(CO₃)₂

COLLECTION_LOCALITY: (Tunguska, Siberia, USSR), (Lee, Massachusetts) .

ORIGINAL_DONOR: (Wards Scientific), (Hunt & Salisbury Collection).

CURRENT_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory

ULTIMATE_SAMPLE_LOCATION: U.S.G.S. Denver Spectroscopy Laboratory

SAMPLE_DESCRIPTION:

Calcite 50% dolomite 50%

See WS272, HS102.3B

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

See WS272, HS102.3B

END_XRD_ANALYSIS.

COMPOSITIONAL_ANALYSIS_TYPE: EM(WDS) # XRF, EM(WDS), ICP(Trace), WChem

COMPOSITION_TRACE: None

COMPOSITION_DISCUSSION:

See WS272, HS102.3B

END_COMPOSITION_DISCUSSION.

MICROSCOPIC_EXAMINATION:

See WS272, HS102.3B

END_MICROSCOPIC_EXAMINATION.

SPECTROSCOPIC_DISCUSSION:

See WS272, HS102.3B

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 7617	0.2-3.0µm	200	g.s.=
LIB_SPECTRA:	splib06a r 24521			g.s.=