AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Illinois > Calcite with etched Fluorite

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

 
Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

Photo below under shortwave ultraviolet illumination:
Calcite with etched Fluorite from Cave-in-Rock District, Hardin County, Illinois

DESCRIPTION:No. 71413
Mineral:Calcite with etched Fluorite
Locality:Cave-in-Rock District, Hardin County, Illinois
Description:Lustrous translucent brown scalenohedral calcite crystals in groups of parallel individual crystals to 4 mm and in hemispherical aggregates to 13 mm diameter with etched (partially dissolved) purple fluorite crystals scattered throughout. Collected ca. 1990
Overall Size:7x3.5x3 cm
Crystals:micro to 4 mm
Archived: For reference only

 

 

 

 

 

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