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Mineralpedia Details for Valentinite

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Valentinite

Valentinite

Formula
Sb2O3 
Crystal System
Orthorhombic 
Crystal Habit
Euhedral Crystals, Divergent, Striated 
Cleavage
Perfect, Distinct, None 
Luster
Adamantine 
Color
brownish reddish, colorless, gray white, grayish, yellowish 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Uneven 
Hardness
2.5-3 
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Valentinite from Pribram, Bohemia, Czech Republic

Valentinite
            from Pribram, Bohemia, Czech Republic

Off-white platy crystals of rare Valentinite to 4mm in an open vug.

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Valentinite from Lac Nicolet Antimony mine, Quebec, Canada

Valentinite
            from Lac Nicolet Antimony mine, Quebec, Canada

Valentinite in fan-like groups of Valentinite to 2mm.

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