Talc

Spectrum Details

Modality

FTIR

Category

mineral

Material Type

Phyllosilicate

Sample ID

GDS23 74-250um

Collection Locality

Feiser Mine, Ruby Mountains, Montana

Spectral Purity

1a2a3a4a # GDS23 74-250um # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns

Composition / XRD

None # XRF, EPMA, ICP(Trace), WChem COMPOSITION_TRACE:

Sample Description

"Petrographic examination: Hand sample is massive, fine-grained and slightly greenish in color. Under microscope, sample is cryptocrystalline." Salisbury, J. W., Walter, L. W., and Vergo, N., 1987, Mid-Infrared (2.1-25µm) Spectra of Minerals: First Edition, U.S. Geological Survey Open File Report 87-263. IMAGE_OF_SAMPLE: NO PHOTO

XRD Analysis

Pure talc. Salisbury, J. W., Walter, L. W., and Vergo, N., 1987, Mid-Infrared (2.1-25µm) Spectra of Minerals: First Edition, U.S. Geological Survey Open File Report 87-263.

X Units

cm⁻¹

Y Units

Absorbance

Data Points

1,801