Mine detail: Osceola Amygdaloid

Previously called 'Osceola LodeOsceola Amygdaloid Lode'

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Location

Lat / long: 47.225, -88.45894

Resource(M)

Primary: Copper
Ore: Copper
Gangue: Prehnite, Datolite, Epidote, Feldspar, Quartz, Calcite, Pumpellyite-(Mg)
Orebody form: AMYGDALOIDAL LODE

Production

Operation type: Underground
Production size: Medium
Development status: Past Producer
Production years: 1879-1929; 1925-1931; 1931-1968
First production started: 1879
Last production ended: 1968

Geology

Host rock:Portage Lake Volcanics
Host type:Basalt
Alteration processes:Oxidized and bleached

References

MRDSW060040
DEP10082607
Reference{Deposit:: BUTLER, B.S., AND BURBANK, W.S, 1929, THE COPPER DEPOSITS OF MICHIGAN: USGS PROF. PAPER NO. 144, 238 PP.}{Deposit:: WEEGE, R.J., AND POLLACK, J.P., 1971, RECENT DEVELOPMENTS IN THE NATIVE-COPPER DISTRICT OF MICHIGAN: IN W.S. WHITE (EDITOR) GUIDEBOOK FOR FIELD CONFERENCE, MICHIGAN COPPER DISTRICT, SEPT. 30-OCT. 2, 1971, SOC., ECON. GEOL., PP. 19-43}{Deposit:: WHITE, W.S. 1968, THE NATIVE COPPER DEPOSITS OF NORTHERN MICHIGAN: IN J.D. RIDGE (EDITOR) , ORE DEPOSITS OF THE UNITED STATES 1933-1967 (GRATON-SALES VOL), AM. INSTIT. MIN. METALL. PETROL. ENG, V. 1, P. 303-325.}{Deposit:: CORNWALL, H.R., AND WRIGHT, J.C., 1956, GEOLOGIC MAP OF THE LAURIUM QUADRANGLE, MICHIGAN: USGS MAP MF-47, SCALE 1:24000.}{Deposit:: WHITE, W.S., CORNWALL, H.R., AND SWANSON, R.W., 1953, BEDROCK GEOLOGY OF THE AHMEEK QUADRANGLE, MICHIGAN: USGS MAP GQ-27, SCALE 1:24000.}{Deposit:: BODWELL, W.A., 1972, GEOLOGIC COMPILATION AND NONFERROUS METAL POTENTIAL, PRECAMBRIAN SECTION, NORTHERN MICHIGAN: HOUGHTON, MICHIGAN TECHNOLOGICAL UNIVERSITY, M.S. THESIS, 98 P.}{Deposit:: BORNHORST, THEODORE J., 1992, KEWEENAWAN COPPER DEPOSITS OF WESTERN UPPER MICHIGAN; AN OVERVIEW OF THE KEWEENAW PENINSULA NATIVE COPPER DISTRICT, MICHIGAN: GUIDEBOOK SERIES, VOL. 13, P. 33-62.}{Production:: WHITE, 1968 WEEGE AND POLLACK, 1971}
ReporterNicholson, Suzanne, Sutphin, D.M., Mason Jr., G.T.