Fassaite

Spectrum Details

Modality

FTIR

Category

mineral

Material Type

Inosilicate

Sample ID

HS118

Collection Locality

Helena, MT

Spectral Purity

1c2c3c4c # 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

IMAGE_OF_SAMPLE:

XRD Analysis

Primarily pyroxene; best matches are diopside and augite, but this is not definitive. Some amphibole and some chlorite present. Trace of an unidentifiable residual. Konnert, Judith and Marta Flohr, 1992, unpublished data, USGS Reston, VA.

X Units

cm⁻¹

Y Units

Absorbance

Data Points

1,801