Mine detail: Argo Mine

Previously called 'Eclipse - Argo'

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Location

Lat / long:

46.6874, -111.58254

Resource(M)

Primary:	Silver, Gold
Secondary:	Copper
Ore:	Ankerite, Chalcopyrite, Chrysocolla, Malachite, Quartz
Orebody form:	TABULAR, LENTICULAR
Discovery year:	1900

Production

Operation type:	Unknown
Production size:	Yes
Development status:	Past Producer
First production started:	1902

Geology

Host rock:	Spokane Formation, Thin-Bedded Green Argillite
Host type:	Argillite
Structure:	El Dorado - Lombard Overthrust Boulder Batholith, Broad Northwest-Trending Anticline
Tectonic:	Cordilleran Miogeosyncline - Foreland

References

MRDS	W014692
DEP	10105719
Reference	{Deposit:: LAWSON, D. C., 1975, DIRECTORY OF MINING ENTERPRISES FOR 1974: MONT. BUREAU OF MINES GEOL. BULL. 95}{Deposit:: REED, G. C., 1951, MINES AND MINERAL DEPOSITS (EXCEPT FUELS), BROADWATER COUNTY, MONTANA: U.S. BUREAU OF MINES INF. CIRC. 7592}{Production:: USBM IC 7592}
Reporter	Krohn, Douglas H.