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Case 8

Datolite

Caledonia Mine, Ontonagon County, Michigan Gorgeous, deep color on this pair that is in perfect condition. The deep color is caused by the infusion of native Copper in the Datolite. A great price on this pair. 3.8 x 3.2 x 1.6cm SOLD TM21-1350

Copper Crystals

White Pine Mine, Ontonagon County, Michigan Very unique crystallization on this fine miniature, along with cool iridescent coloring. Just as mined, never seen acid. Displays many ways. 5.7 x 3.2 x 1.5cm SOLD TM19-1014

Copper in Prehnite

Phoenix Mine, Keweenaw County, Michigan Very fine small cabinet specimen from the Hubbard Collection out of the Seaman Museum collections - #LLH389. The Prehnite is filled with bright native Copper and also has native Copper on the face. 7.0 x 4.8 x 4.0cm SOLD TM75-689

Datolite

Mesnard Mine, Houghton County, Michigan Very fine yellow Datolite from the Mesnard. Priced right! 2.8 x 1.6 x 1.0cm SOLD TM21-1351

Copper Agates

Wolverine #2 Mine, Houghton County, Michigan Our last pair of really choice Copper banded Agates, best we have offered. 2.2 x 1.7 x .7cm SOLD TM75-690

Copper Crystals

Point Prospect, Keweenaw County, Michigan Outstanding miniature from a new find last fall at this location out on Keweenaw Point. Great crystallization, even a nice V twin on the one side. 5.0 x 2.3 x 2.2cm SOLD TM19-1015
Click on any picture to zoom in for closer detail.
Next Page: Case 9 Next Page: Case 9
© 2025 Tamarack Mineral Company. All Rights Reserved. Website by North Country Website Design.

Case 8

Datolite

Caledonia Mine, Ontonagon County, Michigan Gorgeous, deep color on this pair that is in perfect condition. The deep color is caused by the infusion of native Copper in the Datolite. A great price on this pair. 3.8 x 3.2 x 1.6cm SOLD TM21-1350

Copper Crystals

White Pine Mine, Ontonagon County, Michigan Very unique crystallization on this fine miniature, along with cool iridescent coloring. Just as mined, never seen acid. Displays many ways. 5.7 x 3.2 x 1.5cm SOLD TM19-1014

Copper in

Prehnite

Phoenix Mine, Keweenaw County, Michigan Very fine small cabinet specimen from the Hubbard Collection out of the Seaman Museum collections - #LLH389. The Prehnite is filled with bright native Copper and also has native Copper on the face. 7.0 x 4.8 x 4.0cm SOLD TM75-689

Datolite

Mesnard Mine, Houghton County, Michigan Very fine yellow Datolite from the Mesnard. Priced right! 2.8 x 1.6 x 1.0cm SOLD TM21-1351

Copper Agates

Wolverine #2 Mine, Houghton County, Michigan Our last pair of really choice Copper banded Agates, best we have offered. 2.2 x 1.7 x .7cm SOLD TM75-690

Copper Crystals

Point Prospect, Keweenaw County, Michigan Outstanding miniature from a new find last fall at this location out on Keweenaw Point. Great crystallization, even a nice V twin on the one side. 5.0 x 2.3 x 2.2cm SOLD TM19-1015
Click on any picture to zoom in for closer detail.
Next Page: Case 9 Next Page: Case 9