U.S. Geological Survey home page


Clark et. al. 2003 USGS Open File Report 03-395
Spectral Library splib05a Sample Description

(For further information on spectrsocopy, see: http://speclab.cr.usgs.gov)

TITLE: Sphalerite S26-34 DESCRIPT

DOCUMENTATION_FORMAT: MINERAL

SAMPLE_ID: S26-34

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.

END_SAMPLE_DESCRIPTION.

XRD_ANALYSIS:

Not Available

END_XRD_ANALYSIS.

COMPOSITIONAL_ANALYSIS_TYPE: ICP # XRF, EM(WDS), ICP(Trace), WChem

COMPOSITION_TRACE: Ag 3.5 ppm
COMPOSITION_TRACE: As less than 25 ppm
COMPOSITION_TRACE: Au less than 0.005 ppm
COMPOSITION_TRACE: Cd 1000 ppm
COMPOSITION_TRACE: Cr 10 ppm
COMPOSITION_TRACE: Cu 200 ppm
COMPOSITION_TRACE: Hg 210.0 ppm
COMPOSITION_TRACE: Mn 25 ppm
COMPOSITION_TRACE: Ni less than 5 ppm
COMPOSITION_TRACE: Pb less than 25 ppm
COMPOSITION_TRACE: Sb 50 ppm
COMPOSITION_TRACE: Se less than 25 ppm
COMPOSITION_TRACE: Te 0.53 ppm
COMPOSITION_TRACE: Tl less than 0.2 ppm
COMPOSITION_TRACE: V less than 5 ppm
COMPOSITION_TRACE: Zn

COMPOSITION_DISCUSSION:

Mode wt%
Gal
Sph 97.0
Cpy
Py
Qtz 2.0

Assay wt%
Cu 0.03
Fe 5.27
Pb <0.01
Zn 59.42
S 30.5

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 4572 0.2-3.0µm 200 g.s.=
LIB_SPECTRA: splib05a r 6355 0.2-3.0µm 200 g.s.=


USA.gov logo  Take Pride in America button