Red Coated Algea Water RCAW1

Digitized from USGS Spectral Library v7

Red Coated Algea Water RCAW1 — NIR2,126 points · 4000–12500 cm⁻¹

Spectrum Details

Modality: NIR
Category: liquid
Material Type: Oxide + algae
Sample ID: RCAW1
Collection Locality: Arkansas River, Leadville, Colorado, USA
Spectral Purity: 1a2_3_4_ # 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: Red algae coating rocks under about 10cm in the Arkansas River 100 meters downstream from the confluence with California Gulch which drains heavily mined area with abundant acid mine drainage runoff. This algae is probably causing the precipitation of secondary Fe-oxides rich in heavy metals.
XRD Analysis: Not applicable
X Units: cm⁻¹
Y Units: Absorbance
Data Points: 2,126

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Attribution

USGS Spectral Library Version 7, U.S. Geological Survey

License: Public Domain

DOI: 10.3133/ds1035

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