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Case 12

Datolite

Adventure Mine Ontonagon County Michigan Nice example of datolite specimen made up of many nodules that formed a larger stone. Not many datolites around from the Adventure. 4.4 x 3.1 x 1.1cm TM 21-1093 SOLD

Quartz, Epidote, Adularia

Adventure Mine Ontonagon County Michigan Fine example of multi-mineral combinations on this small cabinet specimen. A layer of adularia crystals has epidote and quartz crystals sitting on top. Collected 1985. 8.3 x 4.0 x 2.9cm TM 75-529 SOLD

Datolite

Delaware Mine Keweenaw County Michigan Very unusual specimen with two different colors of datolite present. There are several nodules of pink datolite mixed in with a deep mauve datolite. 5.5 x 3.7 x 1.8cm TM 21-1094 SOLD

Copper Crystals

Central Mine Keweenaw County Michigan Outstanding crystallization on all sides of this small cabinet specimen. 7.5 x 4.6 x 2.3cm TM 19-849 SOLD

Quartz, Epidote, Copper

Quincy Mine Houghton County Michigan A fabulous specimen from "Old Reliable" that has hundreds of sparkling quartz crystals covering both sides of a basalt matrix, along with epidote crystals and native copper. Most of the quartz crystals have bright native copper inclusions and several also encase epidote crystals. A real gem from the Copper District. 7.5 x 5.5 x 2.6cm TM 75-530 SOLD

Datolite

Superior mine Ontonagon County Michigan Beautiful white lacey border surrounds a translucent gray-to-mauve datolite from a small mine in Ontonagon County. 3.7 x 3.7 x 1.4cm TM 21-1095 SOLD
Click on any picture to zoom in for closer detail.
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© 2019 Tamarack Mineral Company. All Rights Reserved. Website by North Country Website Design.

Case 12

Datolite

Adventure Mine Ontonagon County Michigan Nice example of datolite specimen made up of many nodules that formed a larger stone. Not many datolites around from the Adventure. 4.4 x 3.1 x 1.1cm TM 21-1093 SOLD

Quartz, Epidote, Adularia

Adventure Mine Ontonagon County Michigan Fine example of multi- mineral combinations on this small cabinet specimen. A layer of adularia crystals has epidote and quartz crystals sitting on top. Collected 1985. 8.3 x 4.0 x 2.9cm TM 75-529 SOLD

Datolite

Delaware Mine Keweenaw County Michigan Very unusual specimen with two different colors of datolite present. There are several nodules of pink datolite mixed in with a deep mauve datolite. 5.5 x 3.7 x 1.8cm TM 21-1094 SOLD

Copper Crystals

Central Mine Keweenaw County Michigan Outstanding crystallization on all sides of this small cabinet specimen. 7.5 x 4.6 x 2.3cm TM 19-849 SOLD

Quartz, Epidote, Copper

Quincy Mine Houghton County Michigan A fabulous specimen from "Old Reliable" that has hundreds of sparkling quartz crystals covering both sides of a basalt matrix, along with epidote crystals and native copper. Most of the quartz crystals have bright native copper inclusions and several also encase epidote crystals. A real gem from the Copper District. 7.5 x 5.5 x 2.6cm TM 75-530 SOLD

Datolite

Superior mine Ontonagon County Michigan Beautiful white lacey border surrounds a translucent gray-to-mauve datolite from a small mine in Ontonagon County. 3.7 x 3.7 x 1.4cm TM 21-1095 SOLD
Click on any picture to zoom in for closer detail.
Next Page: Ordering Info Next Page: Ordering Info