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Case 9

Datolite

Caledonia Mine Ontonagon County Michigan Very fine datolite filled with native copper that is especially dense around the outer edges. 3.6 x 3.0 x 1.1cm TM 21-1085 SOLD

Copper Crystals

White Pine Mine Ontonagon County Michigan Unusual specimen of copper crystals. The collector that provided this specimen called it his "Copper Rose". 14.3 x 7.1 x 1.2cm TM 19-841 SOLD

Calcite Crystals

Quincy Mine Houghton County Michigan Nice cabinet-size specimen with a vug of clear calcite crystals surrounded by tenorite- coated copper. 7.6 x 6.2 x 6.6cm TM 75-527 SOLD

Datolite

Connecticut Mine Keweenaw County Michigan Fine pair of translucent datolites with white "ghosts" floating in the datolite. 4.2 x 3.5 x 1.5cm TM 21-1086 SOLD

Copper Crystals

Copper Falls Mine Keweenaw County Michigan Excellent cabinet-size specimen of tenorite-coated and cuprite-coated copper crystals, with great crystals on both sides: displays well in both positions. Collected underground in 1977. 10.3 x 5.6 x 3.7cm TM 19-842 SOLD

Calcite Crystals

Mendota Mine Keweenaw County Michigan Very fine cabinet specimen with several vugs of calcite crystals. From a small exploration on Mount Bohemia in the Keweenaw that is now off-limits to collecting. The calcite fluoresces orange under uv. 12.5 x 7.2 x 6.2cm TM 75-528 SOLD
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© 2019 Tamarack Mineral Company. All Rights Reserved. Website by North Country Website Design.

Case 9

Datolite

Caledonia Mine Ontonagon County Michigan Very fine datolite filled with native copper that is especially dense around the outer edges. 3.6 x 3.0 x 1.1cm TM 21-1085 SOLD

Copper Crystals

White Pine Mine Ontonagon County Michigan Unusual specimen of copper crystals. The collector that provided this specimen called it his "Copper Rose". 14.3 x 7.1 x 1.2cm TM 19-841 SOLD

Calcite Crystals

Quincy Mine Houghton County Michigan Nice cabinet-size specimen with a vug of clear calcite crystals surrounded by tenorite-coated copper. 7.6 x 6.2 x 6.6cm TM 75-527 SOLD

Datolite

Connecticut Mine Keweenaw County Michigan Fine pair of translucent datolites with white "ghosts" floating in the datolite. 4.2 x 3.5 x 1.5cm TM 21-1086 SOLD

Copper Crystals

Copper Falls Mine Keweenaw County Michigan Excellent cabinet-size specimen of tenorite- coated and cuprite-coated copper crystals, with great crystals on both sides: displays well in both positions. Collected underground in 1977. 10.3 x 5.6 x 3.7cm TM 19-842 SOLD

Calcite Crystals

Mendota Mine Keweenaw County Michigan Very fine cabinet specimen with several vugs of calcite crystals. From a small exploration on Mount Bohemia in the Keweenaw that is now off-limits to collecting. The calcite fluoresces orange under uv. 12.5 x 7.2 x 6.2cm TM 75-528 SOLD
Click on any picture to zoom in for closer detail.
Next Page: Case 10 Next Page: Case 10