Showcase  13
July 19, 2017

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  Copper crystals

White Pine mine
Ontonagon County
Michigan

Very aesthetic cabinet specimen, highlighted by a spear of copper crystals. Tiny silver crystals are scattered all over the specimen.
13.4 x 7.2 x 0.9cm

TM 19-808


SOLD
     
     
     
     
     
     
     
     
     
     
     
     
  TM 19-808
     
     
     
     
     
     
     
     
     
     
  TM 19-808
     
     
     
     
     
     
     
     
     
     
     
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  Datolite

Mesnard mine
Houghton County
Michigan

Excellent color in this nice medium size datolite from a locality now off limits to collectors.
4.2 x 4.2 x 1.8cm

TM 21-1049


SOLD
     
     
     
     
     
     
     
     
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  Copper wire

Champion mine
Houghton County
Michigan

Great example of the fine wires that used to come from this mine. Most copper wires are actually elongated copper crystals.
4.5 x 2.8 x 2.0cm

TM 75-502


$35.00
     
     
     
     
     
     
  TM 75-502
     
     
     
     
     
     
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  Calcite/Copper

Lake Superior Copper District
Michigan

Beautiful large clear calcite crystal sitting on a matrix of native copper with prehnite and quartz.
9.0 x 6.3 x 4.0cm

TM 75-503


SOLD
     
     
     
     
     
     
     
     
     
     
     
     
  TM 75-503
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
  TM 75-503
     
     
     
     
     
     
     
     
     
     
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  Copper crystals

Ojibway mine
Keweenaw County
Michigan

Outstanding copper we acquired from well-known collector Jerry Hall in 1997 and has resided in our collection for the past 20 years. The specimen has unique crystallization with a beautiful patina and is completely natural as the day it was mined sometime in the early 1900s.
11.5 x 7.5 x 2.8cm

TM 19-809


SOLD
     
     
     
     
     
     
     
     
     
     
  TM 19-809
     
     
     
     
     
     
     
     
     
     
     
  TM 19-809
     
     
     
     
     
     
     
     
     
     
     
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  Datolite

Quincy mine
Houghton County
Michigan

Fine large datolite with deep color from "Old Reliable". The deep color comes from dense copper inclusions.
8.7 x 6.5 x 3.9cm

TM 21-1050


SOLD
     
     
     
     
     
     
     
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