Mine detail: Black Jack Claims

Previously called 'Morgan - Cromar Claims'

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Location

Lat / long:

39.92855, -112.69248

Resource(M)

Primary:	Manganese
Ore:	Psilomelane, Pyrolusite, Wad
Orebody form:	BUNCHES, STREAKS

Production

Operation type:	Unknown
Deposit type:	Replacement
Production size:	Yes
Development status:	Past Producer
Production years:	1918 AND 1944

Geology

Host type:	Slate,Quartzite
Associated type:	Plutonic Rock
Structure:	Country Rk (Nw, 45 Ne)
Alteration processes:	Complete Oxidation Of Ore

References

MRDS	M057549
DEP	10041776
Reference	{Deposit:: CRITTENDEN, M. D., JR., 1951 , MANGANESE DEPOSIT OF WESTERN UTAH: USGS BULL 979 - A, P. 42}{Deposit:: PARDEE, J. T., 1921 , DEP. OF MANGANESE IN MONTANA, UTAH, ORE., WASH.: USGS 725 - C, P. 209}{Production:: CRITTENDEN, 1951 , P. 42}
Reporter	Wong, George (Tooker, Ed)