Wyoming · Niobrara County
Past Producer

Silver Cliff Mine

Niobrara County, Wyoming, United States
UraniumSilverRadiumGoldCopper
⌖ Show on mapUSGS source ↗
Commodities
PrimaryUranium, Silver, Radium, Gold, Copper
Commodity typeM
Deposit
Deposit sizeY
Ore controlFault Zone
Materials
Ore mineralsCopper, Silver, Chalcocite, Malachite, Azurite, Cuprite, Chrysocolla, Metatorbernite, Uranophane, Pitchblende, Clinozoisite
GangueCalcite, Limonite, Clinozoisite
Economic & production
Development statusPast Producer
First production1880
Last production1953
Discovery year1879
Identification
Deposit ID10108466
MRDS IDDC05952
Alternate namesRochelle Mine
RegionNA
Data scoreB
Coordinates42.76167, -104.46889
References
USGS BULL. 1009-A. 1954USGS OIL & GAS PRELIM. MAP 102. 1949AMER. MINERALOGIST V. II, P. 155-164CONSV. DIV. COMP. DATE, 04-16-1959USAEC ANNUAL REPORT (RME-3148), 1956-1957, P. 4WYO GS FOR MASHausel, 1997, Copper, lead, zinc, molybdenum, and associated metal deposits of Wyoming: WGS Bull. 70, p. 72-73.WYO. GEOL. SURVEY BULL. 45, 1952, P. 167.Shaw, J.F., Wilson, S.R., Storms, W.R., Baroch, C.T., and Bauerle, L.C., 1956, Quarterly report on reconnaissance, exploration, and extraction of selenium (GSA Contract DMP-97), Reserach Report No. 36.8, 13 p. (unpublished report in File Room, Bldg. 20, Denver Federal Center as of 8/2010)RME 1002 TEPCO FILES USGS (unverified)DMEA Docket No. 3735, 65 p., http://minerals.usgs.gov/dockets/scans/wy/dmea/3735_DMEA.pdfDMEA Docket No. 4704, 1957, 95 p., http://minerals.usgs.gov/dockets/scans/wy/dmea/4704_DMEA.pdf