AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Michigan > Calcite with Copper inclusions

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Calcite with Copper inclusions from Keweenaw Peninsula Copper District, Michigan

 
Calcite with Copper inclusions from Keweenaw Peninsula Copper District, Michigan

DESCRIPTION:No. 19450
Mineral:Calcite with Copper inclusions
Locality:Keweenaw Peninsula Copper District, Michigan
Description:Translucent crystal of colorless calcite with inclusions of copper inside. The calcite keeps the copper from oxidizing, keeping the metallic luster visible. The tip of the calcite crystal contacted the cavity wall. From old collection ca. 1890
Overall Size:3x3x2 cm
Crystals:3 cm
Status: Sold - Posted here for reference only
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