Mine detail: Blackhawk Claim

Previously called ''

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Location

Lat / long:

39.57245, -113.03831

Resource(M)

Primary:	Manganese
Secondary:	Iron
Ore:	Pyrolusite
Gangue:	Hematite, Limonite
Orebody form:	LENS LIKE
Discovery year:	1957

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
First production started:	1957

Geology

Host rock:	Limestone E (Crittenden) Host;Quartzite
Host type:	Quartzite,Limestone,Dolomite
Associated rock:	Andesite Flow
Associated type:	Andesite
Structure:	Drum Mtns Homocline Diping West. A Major Normal Fault (Joy Fault) Drops Volcanic Rocks Against Basement., E-Ne Trending Fault System
Tectonic:	Sevier Orogenic Belt
Alteration processes:	Heavy Limonitic & Hemititic

References

MRDS	DC13229
DEP	10098072
Reference	{Deposit:: EVERTS, M.L., 1980, UTAH GEOL. & MIN. SURVEY, ON SITE INVESTIGATION.}{Deposit:: CRITTENDEN, M.D., 1961, MANGANESE DEPOSITS OF THE DRUM MTNS, JUAB-MILLARD COUNTIES, UT: USGS BULL 1082-H.}{Deposit:: CRITTENDEN, M.D., 1951, MANGANESE DEPOSITS OF UTAH: USGS BULL. 979-A, P. 31.}{Deposit:: 1920 RECON BUTLER, B.S., USGS PP 111}{Deposit:: 1961 RECON CRITTENDEN, M.D., USGS BULL. 1082-H}{Production:: EVERTS, M.L., 1980, ON SITE INVESTIGATION: UTAH GEOLOGICAL AND MINERAL SURVEY}
Reporter	Unknown, Everts, Mike L.