Fluorite, Minerva No. 1 Mine, Cave-In-Rock, Hardin County, Illinois, USA

$3,000.00

Size: 7.5x7x6 cm

Species: Fluorite

Locality: Minerva No. 1 Mine, Cave-In-Rock, Hardin County, Illinois, USA

Description: This yellow fluorite from Illinois has extremely lustrous faces and slight zoning, with glittering chalcopyrites included along the outer edges. The surrounding rounded sections of the specimen have been formed through baryte dissolution. The botryoidal baryte has dissolved away and left an isolated section of intact crystalline fluorite. This “mushroom” example is a recognizable classic from Hardin County. In fantastic condition, with an aesthetic presentation. There is bitumen included along the crystalline surface that creates a vibrant speckled fluorescence under UV light.

ID: 26815

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Size: 7.5x7x6 cm

Species: Fluorite

Locality: Minerva No. 1 Mine, Cave-In-Rock, Hardin County, Illinois, USA

Description: This yellow fluorite from Illinois has extremely lustrous faces and slight zoning, with glittering chalcopyrites included along the outer edges. The surrounding rounded sections of the specimen have been formed through baryte dissolution. The botryoidal baryte has dissolved away and left an isolated section of intact crystalline fluorite. This “mushroom” example is a recognizable classic from Hardin County. In fantastic condition, with an aesthetic presentation. There is bitumen included along the crystalline surface that creates a vibrant speckled fluorescence under UV light.

ID: 26815

For More Photos, Videos, or Additional Information Please Contact Us