Mine detail: Keystone and Hard Times Mine

Previously called ''

<< Back to the map

Location

Lat / long:

39.56051, -113.03831

Resource(M)

Primary:	Gold, Copper
Secondary:	Silver
Ore:	Gold, Malachite

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	Small
Development status:	Past Producer

Geology

Host rock:	Limestone
Host type:	Limestone
Structure:	Drum Mtns Homocline, Keystone Fault
Tectonic:	Sevier Orogenic Belt
Alteration processes:	Limonitic

References

MRDS	D006200
DEP	10011402
Reference	{Analytical Data:: SRC.REF: COMPANY REPORT APRIL 1916}{Deposit:: EVERTS, M.L., 1980, UT. GEOL. & MIN. SURVEY, ON SITE INVESTIGATION}{Deposit:: CRANE, G.W., 1934, HOLDINGS OF UTAH CENTRAL MINES COMPANY: COMPANY REPORT.}{Deposit:: 1920 RECON BUTLER, USGS PP 111}{Deposit:: 1961 RECON CRITTENDEN, USGS BULL. 1082-H}{Production:: CRANE G.W., 1934, COMPANY REPORT: UTAH CENTRAL MINES CO.}
Reporter	Everts, Michael L.