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Crocoite & Vauquelinite

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BMM1020088

Crocoite & Vauquelinite

Description Tabs

Description
Locality: 
Goiabeira, Minas Gerais, Brazil
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 4.5 × 3.2 cm
Description

Sharp prismatic crystals of crocoite on matrix. They are bright and with an intense color, with small Quartz and growths of olive green vauquelinite. This piece comes from an old collection that was acquired by the collector in 1969. The old collection was started in 1860 and sold in 1969. The old collection label from the second owner is included.

Mineral Data
What's on the rock

Crocoite

Formula: 
Pb(CrO4)
Strunz: 
7.FA.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Tsvetnoi Mine, Uspenskaya Mt, Berezovskoe Au Deposit (Berezovsk Mines), Berezovskii (Berezovskii Zavod), Ekaterinburg (Sverdlovsk), Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...

Vauquelinite

Formula: 
Pb2Cu(CrO4)(PO4)(OH)
Strunz: 
7.FC.05
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Tsvetnoi Mine, Uspenskaya Mt, Berezovskoe Au Deposit (Berezovsk Mines), Berezovskii (Berezovskii Zavod), Ekaterinburg (Sverdlovsk), Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...