Fe-Hydroxide

NIRSoil
Fe-Hydroxide — NIR2,126 points · 4000–12500 cm⁻¹
400060008000100001200000.05000.1000.150Wavenumber (cm⁻¹)Absorbance▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▲▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼▼

Spectrum Details

Modality
NIR
Category
soil
Material Type
Intimate
Sample ID
SU93-106
Collection Locality
Alamosa River, Colorado, USA
Spectral Purity
1b2_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
Sample was collected from the Alamosa River downstream from the Summitville mine about 1 year after a catastrophic release of metal-rich mine waste water from the mine. Collected about 15 kilometers downstream from the Mine. Sample is of secondary Fe-minerals coating a river cobble.
XRD Analysis
No Secondary Fe-minerals identified.
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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