Deposit
Model197: Sediment-hosted Cu
Deposit sizeS
Orebody formSTRATABOUND
Ore controlStrata
Materials
Ore mineralsCopper, Chalcocite
Geology
Host rockShale,Siltstone · Nonesuch Formation
Associated rockSandstone · Copper Harbor Formation
StructureSeries of faults trending northeast. Keweenaw fault; trending northeast alo, Presque Isle syncline, Nonesuch shale: mineralization in organic-rich shale
Economic & production
Development statusProducer
Identification
Deposit ID10082651
MRDS IDW060095
RegionNA
Data scoreB
Coordinates46.68333, -89.96677
References
CANNON, W.F., 1985, MINERAL RESOURCES MAP OF THE IRON RIVER 1 X 2 DEGREE QUADRANGLE, MICHIGAN AND WISCONSIN: USGS MISC. INVEST., MAP I-1360-A, SCALE 1:250000REED, R.C., 1991, ECONOMIC GEOLOGY AND HISTORY OF METALLIC MINERALS IN THE NORTHERN PENINSULA OF MICHIGAN: IN CATACOSINOS, P.A., AND DANIELS, P.A., JR., (EDITORS), EARLY SEDIMENTARY EVOLUTION OF THE MICHIGAN BASIN: GEOL. SOC. OF AMER., SPECIAL PAPER 256, PP. 13-51.ENSIGN, C.O., WHITE, W.S., WRIGHT, J.C., PATRICK, J.L., LEONE, R.J., HATHAWAY, D.J., TRAMMELL, J.W., FRITTS, J.J., AND WRIGHT, T.L., 1968, COPPER DEPOSITS IN THE NONESUCH SHALE, WHITE PINE, MICHIGAN: IN J.D. RIDGE, (EDITOR) ORE DEPOSITS OF THE UNITED STATES 1933-1967 (GRATON-SALES VOLUME): AM. INSTIT. MIN. METALL. PETROL. ENG, V. 1, PP. 460-488.REED, 1991