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Case 9

Datolite

Keweenaw Point, Keweenaw County, Michigan. Great example of the butter yellow datolites from this locality at a very reasonable price. 3.0 x 2.5 x 1.2cm SOLD TM 21-1235

Copper Crystals

Champion Mine, Houghton County, Michigan. Fabulous crystallization on this large thumbnail. 3.4 x 2.5 x 2.2cm $85 TM 19-937

Datolite

Quincy Mine, Houghton County, Michigan. Very fine medium size nodule with a light tan interior and a brown translucent outer ring. 6.3 x 4.7 x 3.3cm $175 TM 21-1236

Calcite/Quartz

Red Jacket Shaft, Houghton County, Michigan. Excellent miniature of quartz crystals sitting on calcite crystals. The large calcite is doubly terminated. Great location. 4.2 x 2.6 x 3.1cm SOLD TM 75-610

Datolite

Mandan Gravel Pit, Keweenaw County, Michigan. Outstanding color and size from this locality. 6.0 x 4.0 x 2.1cm $215 TM 21-1237

Copper Crystals

Phoenix Mine, Keweenaw County, Michigan. Fine miniature copper, crystallized on all sides and showing the red and black toning the Phoenix Mine is known for. 5.4 x 3.4 x 2.0cm $80 TM 19-938

Calumetite

Centennial Mine, Houghton County, Michigan. Very nice example of this mineral that was collected underground in 1968 by Mr. Kontio and Tom Rosemeyer. Some of the copper is crystallized. 11.3 x 7.5 x 3.6cm SOLD TM 75-611
Click on any picture to zoom in for closer detail.
Next Page: Case 10 Next Page: Case 10
© 2022 Tamarack Mineral Company. All Rights Reserved. Website by North Country Website Design.

Case 9

Datolite

Keweenaw Point, Keweenaw County, Michigan. Great example of the butter yellow datolites from this locality at a very reasonable price. 3.0 x 2.5 x 1.2cm SOLD TM 21-1235

Copper Crystals

Champion Mine, Houghton County, Michigan. Fabulous crystallization on this large thumbnail. 3.4 x 2.5 x 2.2cm $85 TM 19-937

Datolite

Quincy Mine, Houghton County, Michigan. Very fine medium size nodule with a light tan interior and a brown translucent outer ring. 6.3 x 4.7 x 3.3cm $175 TM 21-1236

Calcite/Quartz

Red Jacket Shaft, Houghton County, Michigan. Excellent miniature of quartz crystals sitting on calcite crystals. The large calcite is doubly terminated. Great location. 4.2 x 2.6 x 3.1cm SOLD TM 75-610

Datolite

Mandan Gravel Pit, Keweenaw County, Michigan. Outstanding color and size from this locality. 6.0 x 4.0 x 2.1cm $215 TM 21-1237

Copper Crystals

Phoenix Mine, Keweenaw County, Michigan. Fine miniature copper, crystallized on all sides and showing the red and black toning the Phoenix Mine is known for. 5.4 x 3.4 x 2.0cm $80 TM 19-938

Calumetite

Centennial Mine, Houghton County, Michigan. Very nice example of this mineral that was collected underground in 1968 by Mr. Kontio and Tom Rosemeyer. Some of the copper is crystallized. 11.3 x 7.5 x 3.6cm SOLD TM 75-611
Click on any picture to zoom in for closer detail.
Next Page: Case 10 Next Page: Case 10