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

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

   

Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

 
Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

Photo below under shortwave ultraviolet illumination:
Fluorite from Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois

DESCRIPTION:No. 48104
Mineral:Fluorite
Locality:Minerva #1 Mine, Cave-in-Rock District, Hardin County, Illinois
Description:Bi-colored cubic fluorite crystals to 62 mm on edge. The fluorite has a transparent yellow core with 6 mm blue (looks purple under incandescent illumination) outer zone plus many yellow-metallic pyrite or chalcopyrite inclusions throughout. Fluorescent.
Overall Size:9x6x6 cm
Crystals:1-62 mm
Archived: For reference only

 

 

 

 

 

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