Mine detail: Magna Charta Mine

Previously called ''

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Location

Lat / long:

46.01073, -112.53283

Resource(M)

Primary:	Silver, Gold
Secondary:	Copper, Manganese, Lead, Zinc
Tertiary:	Beryllium
Ore:	Argentite, Chalcopyrite, Galena, Gold, Rhodochrosite, Rhodonite, Silver, Sphalerite
Gangue:	Helvite, Pyrite, Quartz

Production

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

Geology

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

References

MRDS	DC10854
DEP	10019580
Reference	{Deposit:: USGS PP 74, P. 246, PL. X.}{Deposit:: MBMG BULL 10, P. 63.}{Deposit:: USGS-USBM MINERAL YEARBOOKS, 1925, 1933-34, 1937-39, 1951, 1952, 1955}{Deposit:: USBM R1 7148, P. 149.}{Deposit:: AIMMET V16, P.}{Production:: USGS-USBM MINERAL YEARBOOKS; MBMG BULL 10;}
Reporter	Wise, Kristine K. (Elliott, James E.), Unknown