Agate Harbor Mine, Mandan, Keweenaw Co., Michigan, USA
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List of minerals arranged by Dana 8th Edition classification
|Group 1 - NATIVE ELEMENTS AND ALLOYS|
|Metals, other than the Platinum Group|
|Unclassified Minerals, Rocks, etc.|
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JOHNSON, A.M. AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, KEWEENAW COUNTY, P. 4-5, SITE ID # 420002, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.
Kaminski-Hamka, T., 2011, The Copper Mines of Keweenaw County, Michigan. Copperlady Press, 150 pp.
DeGood, L., 2011, Michigan Copper Mining Stocks and Bonds. 401 pp.