Mine detail: Wildhorse Mine

Previously called 'Steep ClimbBeaverHard To Find'

<< Back to the map

Location

Lat / long:

43.79569, -114.0942

Resource(M)

Primary:	Tungsten
Tertiary:	Beryllium, Molybdenum
Ore:	Molybdenite, Scheelite
Gangue:	Actinolite, Calcite, Chlorite, Diopside, Garnet, Pyrite, Quartz, Tremolite
Orebody form:	LINEAR
Discovery year:	1953

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1954

Geology

Host rock:	Wood River Formation-Limestone, Marble, Marble;Schist, Biotite Gneiss;Tactite
Host type:	Skarn (Tactite)
Associated rock:	Leucogranodiorite Dikes
Associated type:	Diorite
Structure:	Asymmetric Anticline, Axis N 20 Deg W, Steep Flank On The East
Alteration processes:	Sericitized

References

MRDS	W013645
DEP	10089167
Reference	{Deposit:: COOK, E. F., 1956, TUNGSTEN DEPOSITS OF SOUTH - CENTRAL IDAHO, IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 108, 43 P.}{Deposit:: USBM, 1975, ACTIVITY OF IDAHO MINING PROPERTIES, 1974, USBM, BOISE, IDAHO, 61 P.}{Deposit:: IDAHO DEPT. OF LABOR AND INDUSTRIAL SERVICES, JULY 1974 - JUNE 1975, FIRST ANNUAL REPT. ADDENDUM, 95 P.}{Deposit:: LEE, H., 1955 , TUNGSTEN MINERALIZATION AT THE WILDHORSE MINE, CUSTER COUNTY, IDAHO: MOSCOW, IDAHO, UNIV. OF IDAHO, M.S. THESIS, 45 P.}{Deposit:: 5) PATTEE, E.C., AND OTHERS, 1968 , BERYLLIUM RESOURCES OF IDAHO, WASHINGTON, MONTANA, AND OREGON: USBM REPT. INV. 7148, 169 P.}{Deposit:: UMPLEBY, J.R., 1930, USGS BULL 814.}{Deposit:: 1955 GEOLMAP IDAHO BUREAU OF MINES & GEOL. PAMPHLET 108}{Deposit:: 1975 COMPILE IDAHO DEPT. LABOR ANNUAL REPORT}{Deposit:: 1975 COMPILE USBM, ACTIVITY OF IDAHO MINING PROPERTIES}{Production:: COOK, E. F., 1956, IDAHO BUREAU OF MINES & GEOL. PAM. 108, P. 12}
Reporter	Steigner, William D.; Miller, Pat, Siefken, Robert R.