Michigan · Houghton County
Past Producer

Centennial No.2

Houghton County, Michigan, United States
CopperSilver
⌖ Show on mapUSGS source ↗
Commodities
TertiaryCopper, Silver
Commodity typeM
Materials
Other materialsCalcite, Chlorite, Copper, Epidote, Hematite, Plagioclase, Pyroxene, Quartz, Silver
Economic & production
Development statusPast Producer
First production1904
Discovery year1863
Identification
Deposit ID10243309
Alternate namesCalumet and Hecla Conglomerate
RegionNA
Data scoreB
Coordinates47.2558, -88.42475
References
BRODERICK,T.M., ET AL., 1946, RECENT CONTRIBUTIONS TO THE GEF THE MICHIGAN COPPER DISTRICT: ECON. GEOL., V.41, P.675-725CORNWALL,H.J., RUNNER,J.J., STORMQUIST,A.A., SWANSON,R.H., WA., 1949, DETAILED GEOLOGIC MAPS OF RECENTLY ACTIVE COPPER MOUGHTON AND KEWEENAW COUNTIES, MICH., UNPUB. U.S.G.S.ILE REPORT.WHITE,W.S., 1968, THE NATIVE-COPPER DEPOSITS OF NORTHERN MICIN ORE DEPOSITS IN THE UNITED STATES 1933-1967, J.D.RIDGE, EE, N.Y., VOL. I, P.303-326.BUTLER,B.S. AND BURBANK,W.S., 1929, THE COPPER DEPOSITS OF M: U.S.G.S. PROF. PAPER 144.WHITE,W.S., CORNWALL,H.R. AND SWANSON,R.W., 1953, BEDROCK GEF THE AHMEEK QUADRANGLE, MICHIGAN, U.S.G.S. GEOL. QUAD. MAPPARDEE,F.G., 1929, CENTENNIAL MINE, REPORT TO TAX ASSESSORS:DEPT. NAT. RES., UNPUB. DOCUMENT.HARDENBERG,H.J., 1957, CENTENNIAL, REPORT TO TAX ASSESSORS:DEPT. NAT.RES., UPUB. DOCUMENT.HARDENBERG,H.J., 1968, 1969, 1972, CENTENNIAL NO.2, REPORT TSSESSORS: MICH: DEPT. NAT. RES., UNPUB. DOCUMENT.BENEDICT,H.C., 1952, RED METAL THE CALUMET AND HELLA STORY,ITY OF MICHIGAN PRESS, ANN ARBOR,257P.HORE,R.E., 1911,THE COPPER INDUSTRY OF MICHIGAN. IN MINERALRESOURCES OF MICHIGAN PUB.8,GEOL.SERS.6,MICH.GEOL.BIOL.SURV.HORE,R.E.,1914,MICHIGAN COPPER DEPOSITS. IN MINERAL DEPOSITSOF MICHIGAN, PUB.19, GEOL. SERS. 16, MICH. GEOL. BIOL. SURV.WEEGE,R.J. POLLOCK,J.P. AND THE CALUMET DIVISION GEOLOGICALSTAFF 1972 THE GEOLOGY OF TWO NEW MINES IN THE NATIVE COPPERDISTRICT OF MICH:ECON. GEOL. V.67,NO.67, P.622-633.