Parisite REE

Spectrum Details

Modality

NIR

Category

mineral

Material Type

Carbonate-Fluoride

Sample ID

WS319 crystal

Collection Locality

Snowbird Mine, Mineral County, Montana, USA

Spectral Purity

1a2_3_4_ # WS319 crystal # 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

Dark brown single hexagonal crystal in a dolomite-rich matrix also present as an entry in the USGS spectral database with the same catalog number WS319. IMAGE_OF_SAMPLE:

XRD Analysis

X-ray diffraction analysis found parisite in a chip from the dark brown crystal. R. Driscoll. Parisite is the only crystalline phase observed in the XRD scan. REE content confirmed by survey chemistry. B. Benzel.

X Units

cm⁻¹

Y Units

Absorbance

Data Points

2,126