Mine detail: Petherick Mine

Previously called 'Ashbed'

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Location

Lat / long:

47.42417, -88.19976

Resource(M)

Primary:	Copper
Ore:	Copper
Gangue:	Calcite, Quartz, Datolite, Epidote, Pumpellyite-(Mg)
Orebody form:	FISSURE

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1861-70, 1872-77, 1881, 1882, 1884
First production started:	1861
Last production ended:	1884

Geology

Host rock:	Portage Lake Volcanics, Ashbed Amygdaloid
Host type:	Andesite

References

MRDS	W062196
DEP	10106399
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., 1954, BEDROCK GEOLOGY OF THE EAGLE HARBOR QUADRANGLE, MICHIGAN: U.S. GEOLOGICAL SURVEY, GEOLOGIC QUADRANGLE MAPS OF THE UNITED STATES, GQ 36, 1:24,000.}{Production:: BUTLER AND BURBANK, 1929, P. 78.}
Reporter	Sutphin, D.M., Mason Jr., G.T., Sutphin, D.M. (Cannon, W.F.)