Goethite Phyllite

Spectrum Details

Modality

NIR

Category

soil

Material Type

Intimate

Sample ID

CU91-236A

Collection Locality

Western Alteration Center, Cuprite, Nevada, USA

Spectral Purity

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

Composition / XRD

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

Sample Description

This sample consists of goethite rich altered lower Cambrian Harkless phyllite involved in hydothermal alteration about 7.5 Ma in the now relict western center hydrothermal center at Cuprite, NV. The sample was collected in the central part of the western center along its western margin.

XRD Analysis

Goethite, kaolinite, and quartz.

X Units

cm⁻¹

Y Units

Absorbance

Data Points

2,126