Colemanite (Ref: 1603488)
Boron, Kern Co., California, USA
105mm x 90mm x 30mm
A fine cluster of glassy translucent sharply formed and large colemanite crystals measuring to 3.5 cm in size. In good condition, this does exhibits florescence.From: Weinrich Minerals
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See Also
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Colemanite with Todorokite
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$100
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Colemanite with Nobleite?
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Colemanite
Corkscrew Mine, Furnace Creek District, near Ryan, Death Valley, Inyo County, California, USA
$70
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Kernite (twin)
U.S. Borax Mine, Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
$195
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Tunellite
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$220
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Calcite (pseudo Ulexite)
U.S. Borax Mine, Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
$50
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Calcite (pseudo Ulexite) with Ulexite
U.S. Borax Mine, Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
$50
32mm x 25mm x 20mm
From: Bob Griffis Minerals
Ulexite
U.S. Borax Mine, Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
$50
75mm x 53mm x 39mm
From: Bob Griffis Minerals
Kernite and Probertite
U.S. Borax Mine, Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
$40
125mm x 75mm x 71mm
From: Bob Griffis Minerals
Kernite and Probertite
U.S. Borax Mine, Kramer Borate deposit, Boron, Kramer District, Kern Co., California, USA
$40
122mm x 82mm x 55mm
From: Bob Griffis Minerals