Adularia

Spectrum Details

Modality

NIR

Category

mineral

Material Type

Tectosilicate

Sample ID

GDS57

Collection Locality

Floestenthal Tyrol, Austria

Spectral Purity

1b2b3b4b # 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

K-feldspar commonly found in psuedo-orthorhombic crystals. It occurs mainly in low-temperature veins in gneisses and schists. IMAGE_OF_SAMPLE: NO PHOTO

XRD Analysis

Feldspar of orthoclase subgroup. Konnert, Judith and Marta Flohr, 1992, unpublished data, USGS Reston, VA.

X Units

cm⁻¹

Y Units

Absorbance

Data Points

2,126