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Case 12

Datolite

Delaware Mine, Keweenaw County, Michigan Beautiful deep color with no fracs or chips. 4.7 x 4.1 x 2.1cm SOLD TM21-1161

Calcite Crystals

Old Indiana #1 Mine, Ontonagon County, Michigan Excellent group of calcites sitting on a bed of copper. Rare locality! From the Arthur Moretta Collection, A E Seaman Mineral Museum 4.2 x 3.5 x 3.0cm SOLD TM75-562

Copper Crystals

Cape Mine, Keweenaw County, Michigan Group of larger copper crystals in a feldspar & calcite matrix. Best group of coppers we have had from this locality best known for datolite. 5.2 x 2.0 x 2.3cm $60 TM19-891

Datolite

Quincy Mine, Houghton County, Michigan Beautiful mauve to peach color. Ex A E Seaman Mineral Museum specimen DM 15657. 5.5 x 4.2 x 1.9cm SOLD TM21-1162

Keweenaw Agate

Manitou Island, Keweenaw County, Michigan Gorgeous agate found by Paul LaBonte this past summer out on Manitou Island. Water worn exterior, cut & face polished by Paul. 5.2 x 3.6 x 1.6cm SOLD TM75-563

Copper in Calcite

Quincy Mine, Houghton County, Michigan An excellent example of this hard to come by jewel from Michigan's copper district. Multiple calcite crystals filled with bright native copper sitting on a bed of sparkling quartz crystals. Epidote & copper crystals are also present. 6.0 x 5.0 x 2.6cm SOLD TM75-564

Datolite

Flintsteel Mine, Ontonagon County, Michigan A very beautiful datolite from this small mine outside of Rockland Michigan 5.3 x 3.9 x 2.2cm SOLD TM21-1163

Copper Crystals

Phoenix Mine, Keweenaw County, Michigan A classic red & black copper from the Phoenix Mine with great crystallization and aesthetics. 5.2 x 5.1 x 2.6cm SOLD TM19-892  
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 12

Datolite

Delaware Mine, Keweenaw County, Michigan Beautiful deep color with no fracs or chips. 4.7 x 4.1 x 2.1cm SOLD TM21-1161

Calcite Crystals

Old Indiana #1 Mine, Ontonagon County, Michigan Excellent group of calcites sitting on a bed of copper. Rare locality! From the Arthur Moretta Collection, A E Seaman Mineral Museum 4.2 x 3.5 x 3.0cm SOLD TM75-562

Copper Crystals

Cape Mine, Keweenaw County, Michigan Group of larger copper crystals in a feldspar & calcite matrix. Best group of coppers we have had from this locality best known for datolite. 5.2 x 2.0 x 2.3cm $60 TM19-891

Datolite

Quincy Mine, Houghton County, Michigan Beautiful mauve to peach color. Ex A E Seaman Mineral Museum specimen DM 15657. 5.5 x 4.2 x 1.9cm SOLD TM21-1162

Keweenaw Agate

Manitou Island, Keweenaw County, Michigan Gorgeous agate found by Paul LaBonte this past summer out on Manitou Island. Water worn exterior, cut & face polished by Paul. 5.2 x 3.6 x 1.6cm SOLD TM75-563

Copper in Calcite

Quincy Mine, Houghton County, Michigan An excellent example of this hard to come by jewel from Michigan's copper district. Multiple calcite crystals filled with bright native copper sitting on a bed of sparkling quartz crystals. Epidote & copper crystals are also present. 6.0 x 5.0 x 2.6cm SOLD TM75-564

Datolite

Flintsteel Mine, Ontonagon County, Michigan A very beautiful datolite from this small mine outside of Rockland Michigan 5.3 x 3.9 x 2.2cm SOLD TM21-1163

Copper Crystals

Phoenix Mine, Keweenaw County, Michigan A classic red & black copper from the Phoenix Mine with great crystallization and aesthetics. 5.2 x 5.1 x 2.6cm SOLD TM19-892  
Click on any picture to zoom in for closer detail.
Next Page: Ordering Info Next Page: Ordering Info