Browse Subjects

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Mineral Specimens

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Calcite Crystals - Quincy Mine [Mineral specimens]

Scanned: October 4, 2007


Mineral Specimens

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Silver Crystals on Copper [Mineral specimen]

Scanned: October 4, 2007


Mineral Specimens - Float Copper

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Float Copper near Copper City [Large copper specimen. Plaque reads " Found by Alex. Patrick in sand 8" below surface on S. E. 1/4 of N. W. 1/4 Sec. 10-56-32 Calumet Township - Houghton Co. Mich. November 1918, weight 1854 lbs. purity 958 overall length 6 ft. width 4 ft. 5 in. thickness 3 to 6 in."

Scanned: October 4, 2007


Mineral Specimens

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Native Copper Specimens [Two pieces of copper are pictured.]

Scanned: October 4, 2007


Mineral Specimens

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Beautiful Copper Crystals [Copper crystal sample]

Scanned: October 4, 2007


Mineral Specimens

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Group of clear calcites - South Range Mines [A specimen from the mine that resembles diamonds.]

Scanned: October 4, 2007


Mineral Specimens

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Calcite Crystal Group [Mineral specimen]

Scanned: October 8, 2007


Mineral Specimens

Earth Science, Geology, Natural Resources, Mines and Mineral Resources, Silver Crystals on N. Copper LS [Mineral specimen]

Scanned: October 4, 2007