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English: Copper
Locality: Gull Rock (Grand Marais), Eagle Harbor, Keweenaw County, Michigan, USA (Locality at
Size: 6.0 x 3.3 x 1.4 cm.
Sharp, spinel-twinned copper crystals to 2.1 cm with a nice patina form an aesthetic, arborescent crystal cluster on this showy piece from the Grand Marais fissure in Lake Superior. Ex Seaman Museum Collection. This form of copper is not so common in Michigan, and its a pretty, intricate piece!
Deutsch: Kupfer
Fundort: Gull Rock (Grand Marais), Eagle Harbor, Keweenaw County, Michigan, Vereinigte Staaten (Fundort bei
Größe: 6.0 x 3.3 x 1.4 cm.
Date before March 2010
date QS:P,+2010-03-00T00:00:00Z/7,P1326,+2010-03-00T00:00:00Z/10
creator QS:P170,Q56247090


Rob Lavinsky, the copyright holder of this work, hereby publishes it under the following license:
w:en:Creative Commons

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current01:17, 26 April 2010Thumbnail for version as of 01:17, 26 April 2010347 × 600 (60 KB)RKBot (talk | contribs)== {{int:filedesc}} == {{Information |Description= {{en|1=Copper :: Locality: Gull Rock (Grand Marais), Eagle Harbor, Keweenaw County, [[:en:Michigan|Michigan]
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