Mine detail: Cherokee Mine

Previously called 'Cherokee Penn MineDunn Mine'

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Location

Lat / long:

46.84333, -88.96674

Resource(M)

Primary:	Copper
Ore:	Copper
Gangue:	Quartz, Calcite, Epidote, Pumpellyite-(Mg), Chlorite, Feldspar, Prehnite, Laumontite, Silver

Production

Operation type:	Underground
Deposit type:	Secondary Enrichment
Production size:	Small
Development status:	Past Producer
First production started:	1864
Last production ended:	1917

Geology

Host rock:	Portage Lake Volcanics
Host type:	Basalt
Alteration processes:	Removal of hematite, copper replacement, quartz-pumpellyite bleaching

References

MRDS	W031535
DEP	10080404
Reference	{Deposit:: COPPER RANGE CO., UNPUBLISHED, 1968, BEDROCK GEOLOGY MAP OF THE WINNER (SW 1/4) QUADRANGLE, ONTONAGON COUNTY, MICHIGAN. GEOLOGY MAPPED AND COMPILED BY COPPER RANGE EXPLORATION CO., INC., AND BY H. HUBBARD (U.S.G.S.)}{Deposit:: BUTLER, B.S., AND BURBANK, W.S., 1919, THE COPPER DEPOSITS OF MICHIGAN: U.S. GEOLOGICAL SURVEY PROF. PAPER 144, 238 P.}{Deposit:: WILBAND, J.T., 1978, THE COPPER RESOURCES OF NORTHERN MICHIGAN; PREPARED FOR THE U.S. BUREAU OF MINES, CONTRACT NO. J0366067, 66P.}{Deposit:: JOHNSON, A.M., AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, ONTONAGON COUNTY, P.43-44, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}
Reporter	Mason Jr., G.T., Anderson, Arlene (M. Gere), Yeager, Keith (Cannon, W.), Sutphin, D.M.