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Case 7

Copper/Epidote Crystals

Cliff Mine #4, Keweenaw County, Michigan Small unique thumbnail with 2 sharp copper crystals peeking out of blades of lustrous dark green epidote crystals. 1.9 x 1.6 x 1.2cm SOLD TM75-571

Copper Crystals

Central Mine, Keweenaw County, Michigan Superb copper that I acquired from the Seaman Mineral Museum this past November. It is crystallized on all sides, including the top & bottom. From the Arthur Moretta collection, Seaman Mineral Museum. Comes with the museum label. 11.4 x 6.8 x 4.2cm SOLD TM19-896

Datolite

Drexel Mine, Keweenaw County, Michigan Very fine pair with a different pastel coloring that was found this past summer. 5.2 x 4.8 x 1.7cm SOLD TM21-1170

Calcite Crystals

Quincy Mine, Houghton County, Michigan Excellent and unusual plate of calcite crystals that has both tenorite & native copper inclusions. 8.2 x 6.5 x 5.0cm SOLD TM75-572

Copper Crystals

Quincy Mine, Houghton County, Michigan Great miniature from the Quincy that is crystallized front & back. 5.7 x 2.4 x 1.4cm SOLD TM19-897

Datolite

Caledonia Mine, Ontonagon, Michigan The deep color in this stone is due to the millions of minute copper inclusions within the datolite. In perfect condition, front & back. 4.5 x 4.0 x 1.7cm $60 TM21-1171

Agate

C&H 21 Mine, Houghton County, Michigan Beautiful agate with pastel colors & very nice banding. 3.7 x 2.2 x 2.1cm SOLD TM75-573
Click on any picture to zoom in for closer detail.
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© 2021 Tamarack Mineral Company. All Rights Reserved. Website by North Country Website Design.

Case 7

Copper/Epidote

Crystals

Cliff Mine #4, Keweenaw County, Michigan Small unique thumbnail with 2 sharp copper crystals peeking out of blades of lustrous dark green epidote crystals. 1.9 x 1.6 x 1.2cm SOLD TM75-571

Copper Crystals

Central Mine, Keweenaw County, Michigan Superb copper that I acquired from the Seaman Mineral Museum this past November. It is crystallized on all sides, including the top & bottom. From the Arthur Moretta collection, Seaman Mineral Museum. Comes with the museum label. 11.4 x 6.8 x 4.2cm SOLD TM19-896

Datolite

Drexel Mine, Keweenaw County, Michigan Very fine pair with a different pastel coloring that was found this past summer. 5.2 x 4.8 x 1.7cm SOLD TM21-1170

Calcite Crystals

Quincy Mine, Houghton County, Michigan Excellent and unusual plate of calcite crystals that has both tenorite & native copper inclusions. 8.2 x 6.5 x 5.0cm SOLD TM75-572

Copper Crystals

Quincy Mine, Houghton County, Michigan Great miniature from the Quincy that is crystallized front & back. 5.7 x 2.4 x 1.4cm SOLD TM19-897

Datolite

Caledonia Mine, Ontonagon, Michigan The deep color in this stone is due to the millions of minute copper inclusions within the datolite. In perfect condition, front & back. 4.5 x 4.0 x 1.7cm $60 TM21-1171

Agate

C&H 21 Mine, Houghton County, Michigan Beautiful agate with pastel colors & very nice banding. 3.7 x 2.2 x 2.1cm SOLD TM75-573
Click on any picture to zoom in for closer detail.
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