Calcite.33+Epidote.67

Calcite.33+Epidote.67 — NIR2,126 points · 400012500 cm⁻¹
400060008000100001200000.05000.1000.1500.200Wavenumber (cm⁻¹)Absorbance

Spectrum Details

Modality
NIR
Category
soil
Material Type
Intimate
Sample ID
GDS310, GDS311
Collection Locality
Calcite from Mexico and Epidote from Prince Wales Island.
Spectral Purity
1a2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns
Composition / XRD
NONE # XRF, EPMA, ICP(Trace),WChem
Sample Description
Samples constructed from ground and sieved pure minerals GDS297 (epidote), and GDS298 (calcite) in variable proportions. 67wt% Calcite + 33wt% Epidote GDS310 33wt% Calcite + 67wt% Epidote GDS311 For further information pertaining to this sample see: Dalton, B.J., Bove, D., Mladnich, C., Clark, R.N., Rockwell, B., Swayze, G.A., King, T., Church, S., Spectral Classification Of Similar Materials Using the Tetracorder Algorithm: the Calcite-Epidote-Chlorite Problem, Proceedings of the Tenth JPL Airborne Earth Science Workshop, Jet Propulsion Laboratory Publication 02-1, pp.93-101.
XRD Analysis
Samples were identified as pure. For further information pertaining to this sample see: Dalton, B.J., Bove, D., Mladnich, C., Clark, R.N., Rockwell, B., Swayze, G.A., King, T., Church, S., Spectral Classification Of Similar Materials Using the Tetracorder Algorithm: the Calcite-Epidote-Chlorite Problem, Proceedings of the Tenth JPL Airborne Earth Science Workshop, Jet Propulsion Laboratory Publication 02-1, pp.93-101.
X Units
cm⁻¹
Y Units
Absorbance
Data Points
2,126

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Attribution

USGS Spectral Library Version 7, U.S. Geological Survey

License: Public Domain

DOI: 10.3133/ds1035

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