Mine detail: Oneco Exploration

Previously called ''

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Location

Lat / long:

47.18611, -88.47477

Resource(M)

Primary:	Copper
Ore:	Copper
Gangue:	Feldspar, Epidote, Quartz, Calcite
Orebody form:	TABULAR

Production

Operation type:	Surface
Deposit type:	Lode
Production size:	Small
Development status:	Prospect
First production started:	1862
Last production ended:	1928

Geology

Host rock:

Portage Lake Volcanics

References

MRDS	W062217
DEP	10082858
Reference	{Deposit:: BUTLER, B.S., AND BURBANK, W.S., 1929, THE COPPER DEPOSITS OF MICHIGAN: USGS PROF PAPER NO. 144, 238 PP.}{Deposit:: CORNWALL, H.R., AND WRIGHT, J.C., 1956, GEOLOGIC MAP OF THE LAURIUM QUADRANGLE, MICHIGAN: USGS MAP MF-47, SCALE 1:24000}
Reporter	Sutphin, D.M. (Cannon, W.F.), Mason Jr., G.T.