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: EPMA # XRF, EPMA, 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