Roscoelite

Spectrum Details

Modality

NIR

Category

mineral

Material Type

Phyllosilicate

Sample ID

EN124

Collection Locality

Carpenter Mine, along Bear Creek in SW Colorado, Sec 33 T43N R10W, Long 107 58' 45" Lat 37 56' 40" 600 feet from the portal of the Carpenter Mine

Spectral Purity

1b2_3_4_ # EN124 # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns

Composition / XRD

Unknown # XRF, EPMA, ICP(Trace), WChem

Sample Description

Less than 2 µm clay separate prepared from a sample of V-U ore from the Late Jurassic Entrada Sandstone. IMAGE_OF_SAMPLE: NO PHOTO

XRD Analysis

Illite and illite-smectite with

X Units

cm⁻¹

Y Units

Absorbance

Data Points

2,126