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(For further information on spectroscopy, see:
http://speclab.cr.usgs.gov)
TITLE: Sphalerite S26-35 DESCRIPT
DOCUMENTATION_FORMAT: MINERAL
SAMPLE_ID: S26-35
MINERAL_TYPE: Sulfide
MINERAL: Sphalerite
FORMULA: ZnS
FORMULA_HTML: ZnS
COLLECTION_LOCALITY: Ellenville (Ulster) Mine, Ellenville, Ulster County, New York
ORIGINAL_DONOR: Jules Friedman
CURRENT_SAMPLE_LOCATION: USGS Reston, VA
ULTIMATE_SAMPLE_LOCATION: USGS Reston, VA
SAMPLE_DESCRIPTION:
Field sample from a study of the Shawangunk Region of New York.
For more information on this sample reference: Friedman, Jules D., Mutschler, Felix E., Zartman, Robert E., Briggs, Paul H., Swayze, Gregg A., Theisen, Arnold F., 1989, Shawangunk Ore District, New York: Geochemical and Spectral Data, U.S. Geological Survey Open File Report 89-193.
IMAGE_OF_SAMPLE:
NO PHOTO
END_SAMPLE_DESCRIPTION.
XRD_ANALYSIS:
Not Available
END_XRD_ANALYSIS.
COMPOSITIONAL_ANALYSIS_TYPE: ICP # XRF, EM(WDS), ICP(Trace), WChem
COMPOSITION_TRACE: Ag 4.5 ppm
COMPOSITION_TRACE: As less than 25 ppm
COMPOSITION_TRACE: Au 0.025 ppm
COMPOSITION_TRACE: Cd 1100 ppm
COMPOSITION_TRACE: Cr 50 ppm
COMPOSITION_TRACE: Cu 450 ppm
COMPOSITION_TRACE: Hg 220.0 ppm
COMPOSITION_TRACE: Mn 25 ppm
COMPOSITION_TRACE: Ni less than 5 ppm
COMPOSITION_TRACE: Pb 30 ppm
COMPOSITION_TRACE: Sb 70 ppm
COMPOSITION_TRACE: Se less than 25 ppm
COMPOSITION_TRACE: Te 0.57 ppm
COMPOSITION_TRACE: Tl less than 0.2 ppm
COMPOSITION_TRACE: V 10 ppm
COMPOSITION_TRACE: Zn
COMPOSITION_DISCUSSION:
Mode wt%
Gal
Sph 95.0
Cpy
Py 1.0
Qtz 3.0
Assay wt%
Cu 0.08
Fe 8.20
Pb <0.01
Zn 55.51
S 31.9
Friedman, Jules D., Mutschler, Felix E., Zartman, Robert E., Briggs, Paul H., Swayze, Gregg A., Theisen, Arnold F., 1989, Shawangunk Ore District, New York: Geochemical and Spectral Data, U.S. Geological Survey Open File Report 89-193.
END_COMPOSITION_DISCUSSION.
MICROSCOPIC_EXAMINATION:
END_MICROSCOPIC_EXAMINATION.
SPECTROSCOPIC_DISCUSSION:
END_SPECTROSCOPIC_DISCUSSION.
SPECTRAL_PURITY: 1b2_3_4_ # 1= 0.2-3, 2= 1.5-6, 3= 6-25, 4= 20-150 microns
| LIB_SPECTRA_HED: | where | Wave Range | Av_Rs_Pwr | Comment |
|---|---|---|---|---|
| LIB_SPECTRA: | splib04a r 4582 | 0.2-3.0µm | 200 | g.s.= |
| LIB_SPECTRA: | splib05a r 6366 | 0.2-3.0µm | 200 | g.s.= |
| LIB_SPECTRA: | splib06a r 21048 | g.s.= |