Clark et. al. 2003 USGS Open File Report 03-395
Spectral Library splib05a Sample Description

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

TITLE: Dolomite.5+Na-mont.5 AMX21 DESCRIPT

DOCUMENTATION_FORMAT: MIXTURE

SAMPLE_ID: AMX21

MIXTURE_TYPE: Areal

MIXTURE: Dolomite, Montmorillonite

FORMULA: CaMg(CO3)2 + (Na)0.33(Al,Mg)2Si4O10(OH)2*nH20

FORMULA_HTML: CaMg(CO₃)₂ + (Na)_0.33(Al,Mg)₂Si₄O₁₀(OH)₂•nH₂0

COLLECTION_LOCALITY: (Lee, Massachusetts), (Crook, Wyoming).

ORIGINAL_DONOR: (Hunt & Salisbury Collection), (Clay Mineral Society).

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

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

SAMPLE_DESCRIPTION:

Dolomite 50% + Na-mont _67 08/29/85

See HS102.3B, SWy-1.

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

See HS102.3B, SWy-1.

END_XRD_ANALYSIS.

COMPOSITIONAL_ANALYSIS_TYPE: none # XRF, EM(WDS), ICP(Trace), WChem

COMPOSITION_TRACE: None

COMPOSITION_DISCUSSION:

See HS102.3B, SWy-1.

END_COMPOSITION_DISCUSSION.

MICROSCOPIC_EXAMINATION:

See HS102.3B, SWy-1.

END_MICROSCOPIC_EXAMINATION.

SPECTROSCOPIC_DISCUSSION:

See HS102.3B, SWy-1.

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 8090	0.2-3.0µm	200	g.s.=

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