Mine detail: Emma Mine

Previously called 'AncientBlack Chief'

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Location

Lat / long:

46.00601, -112.54172

Resource(M)

Primary:	Manganese, Zinc, Lead
Secondary:	Gold, Silver
Ore:	Rhodochrosite
Gangue:	Quartz

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer

Geology

Host type:	Quartz Monzonite
Associated rock:	Butte Quartz Monzonite (Boulder Batholith)
Associated type:	Quartz Monzonite
Structure:	Boulder Batholith

References

MRDS	DC11028
DEP	10019641
Reference	{Deposit:: USGS PP 74, P. 255-56}{Deposit:: USGS FILES}{Deposit:: MBMG BULL 14, P. 39.}{Deposit:: USGS-USBM MINERAL YEARBOOKS 1916-1958.}{Production:: USGS FILESUSGS-USBM MINERAL YEARBOOKS 1916-1958.}
Reporter	Wise, Kristine K. (Elliott, James E.), Unknown