Showcase  14
May 8, 2019

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  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
     
     
     
     
     
     
     
     
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  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
     
     
     
     
     
     
     
     
     
     
  TM 75-529
     
     
     
     
     
     
     
     
     
     
     
     
     
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  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


$40.00
     
     
     
     
     
     
     
     
     
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  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
     
     
     
     
     
     
     
     
     
     
  TM 19-849
     
     
     
     
     
     
     
     
     
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  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
     
     
     
     
     
     
     
     
     
     
     
     
  TM 75-530
     
     
     
     
     
     
     
     
     
     
     
     
     
     
  TM 75-530
     
     
     
     
     
     
     
     
     
     
     
     
     
     
  TM 75-530
     
     
     
     
     
     
     
     
     
     
     
     
     
     
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  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
     
     
     
     
     
     
     
     
     
     
     
     
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