Mine detail: Geco Mine

Previously called 'Manitouwadge Mine'

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Location

Lat / long:

49.15001, -85.74995

Resource(M)

Primary:	Copper, Zinc, Silver
Secondary:	Cadmium, Gold, Lead
Ore:	Chalcopyrite, Galena, Sphalerite
Gangue:	Muscovite, Pyrite, Pyrrhotite, Quartzite, Sericite
Orebody form:	LENTICULAR
Discovery year:	1953

Production

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

Geology

Host rock:	Quartz Muscovite Schist
Host type:	Schist
Structure:	Manitouwadge Syncline, Strike Faults And Fox Creek Fault. S Shaped Drag Fold At West End
Tectonic:	Canadian Shield
Alteration processes:	Sericitization, Muscovite Formation

References

MRDS	W018978
DEP	10073134
Reference	{Deposit:: BROWN, W. L., BRAY, R. C. E., 1960, THE GEOLOGY OF THE GECO MINE; CAN MINING & METALL. BULL. 573 P 3 - 11}{Deposit:: PYE, E. G., 1955, PRELIM. REPT. ON GEOL. MANITOUWADGE LAKE AREA; ONT. DEPT. MINES, GEOL. CIRC. NO. 3, 9 PAGES}{Deposit:: 1953 DIREXPL GECO - ORE FOUND WORTH $293 MIL}{Production:: CANADIAN MINES HANDBOOK 1974-75, P 245, 248}{Reserve-Resource:: CANADIAN MINES HANDBOOK 1974-75, P 246.}
Reporter	Schruben, Paul G.