- Modality
- NIR
- Category
- soil
- Material Type
- Intimate
- Sample ID
- MV2-AR3
- Collection Locality
- Alunite Ridge, near Christmas Mine, Tushar Mountains, Piute County, Utah LAT/LONG: 38� 22� 46.05� N, 112� 19� 48.92� W
- 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
- Hydrothermally altered wall rock immediately adjacent to K alunite veins formed in high temperature magmatic steam environment. Dark reddish argillized appearance. See: Rockwell, B.W.,2002, Descriptions, spectral plots, and digital reflectance spectra of samples applied to spectral analysis of imaging spectroscopy data: Utah (East Tintic Mountains, Oquirrh Mountains, Wasatch Mountains, and Tushar Mountains), Nevada (Goldfield Hills), and New Mexico (Jemez Mountains), USA, 1999-2002: U.S. Geological Survey Open-File Report 02-407, electronic web pages. (http://pubs.usgs.gov/of/2002/ofr-02-407)
- XRD Analysis
- Major greater than 25%: K alunite Minor 5%-25%: kaolinite Trace less than 5%: quartz, goethite, hematite see:
- X Units
- cm⁻¹
- Y Units
- Absorbance
- Data Points
- 2,126