Specimen Number22-4-022Alternate NumberWP-21CommentsNonesuch Fm. Thinly laminated black shale with numerous laminae/beds of massive chalcocite that are bedding parallel, as well as a vein of massive chalcocite that crosscuts bedding at high angle.In Teaching CollectionNoMineral(s)chalcociteRock Namehigh-grade Cu oreDistrictWhite Pine, MIMineWhite PineExternal LinkMindatDeposit TypeSedimentary CopperGeo-Coords[1] Reference MaterialACL-130: Leone, R.J., Seasor, R.W., and Rohrbacher, T.J., 1971, Geology of the White Pine Area, in White, W.S., SEG Guidebook for Field Conference, Michigan Copper District, Sept. 30-Oct. 2, 1971, Houghton, MI, p.44-66.
22-4-022: high-grade Cu ore - White Pine, MI District - White Pine Mine. Franklin College Collections, accessed 13/06/2026, https://digitalcollections.franklin.uga.edu/nodes/view/37969