Mine detail: Moro Mine Group

Previously called 'Big Horn'

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Location

Lat / long:

34.15061, -113.81745

Resource(M)

Primary:	Copper
Secondary:	Gold, Silver
Tertiary:	Iron, Lead
Ore:	Specularite
Gangue:	Calcite, Gypsum, Quartz
Orebody form:	IRREGULAR

Production

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

Geology

Host type:	Gneiss
Associated type:	Tuff

References

MRDS	M003774
DEP	10102535
Reference	{Deposit:: BANCROFT, HOWLAND; 1911; ORE DEPOSITS IN NORTHERN YUMA COUNTY, ARIZONA: U.S.G.S. BULLETIN 451, P. 65}{Deposit:: KEITH, S.B., 1978, INDEX OF MINING PROPERTIES IN YUMA COUNTY, ARIZONA; ARIZONA BUREAU OF MINES BULLETIN 192, P. 173}{Production:: (8) KEITH, S.B., 1978}
Reporter	Gere, W., Hall, R. K. (Creasey, S. C.)