Mine detail: Alto Mine

Location:	Juab County, Utah, United States, North America
Lat / long:	39.56106, -113.03553
dep_id:	10011401
mrds_id:	D006199
Commodity type:	metallic
Major mineral:	Copper
Minor mineral:	Silver, Gold
Operation type:	Unknown
Production size:	Small ammount of material produced
Development status:	Past Producer
ore:	Gold, Malachite
orebody_fm:	IRREGULAR LENS
alteration:	Iron Okide
ore_ctrl:	Along Keystone Fault Zone
Reporter:	Everts, Michael L.
hrock_unit:	Dolomite H (Marjum Formation Of House Range)
hrock_type:	Dolomite
Structure:	Drum Mtns Homocline, Keystone Fault Strikes Ne
tectonic:	Sevier Orogenic Belt
Year first produced:	1914
disc_yr:	1900
References:	Deposit:: CRITTENDEN, M.D., 1961, MANGANESE DEPOSITS OF THE DRUM MTNS, JUAB-MILLARD COUNTIES UTAH: USGS BULL. 1082-H Deposit:: EVERTS, M.L., 1980, UT. GEOL. & MIN. SURVEY, ON SITE INVESTIGATION Deposit:: CRANE, G.W., 1934, GEOLOGY AND EVALUATION OF COMPANY HOLDINGS IN THE DETROIT DISTRICT: REPORT TO MR. FRANK SYLVESTER, PRESIDENT OF UTAH CENTRAL MINES COMPANY FROM G.W. CRANE, CONSULTING GEOLOGIST, MARCH 15, 1934, MAPS, SURVEYS, ASSAYS, ETC. Deposit:: 1920 RECON BUTLER, USGS PP 111 Deposit:: 1961 RECON CRITTENDEN, USGS BULL. 1082-H Deposit:: 1969 RECON UT. GEOL. & MIN. SURVEY RI 41 Production:: CRITTENDEN, M.D., 1961, MANGANESE DEPOSIT IN THE DRUM MTN.: USGS BULL. 1082-H