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Bernardevansite & Petermegawite

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BCK1061708

Bernardevansite & Petermegawite

New Mineral type

Description Tabs

Description
Locality: 
El Dragón Mine, Quijarro Province, Potosi Department, Bolivia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.3 × 1.1 cm
Description

You are bidding on a small sample with rich, pale green clusters and coatings of the new species bernardevansite associated with radial, colorless prisms of petermegawite and blue chalcomenite. Verified by H. Yang. 

Mineral Data
What's on the rock

Bernardevansite

Formula: 
Al2(SeO3)3 · 6H2O
Crystal System: 
Monoclinic
Hardness: 
2 - 3
Colour: 
Colourless
Streak: 
White
Type Locality: 
El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia
Dimorph Of: 

Alfredopetrovite

Formula: 
Al2(Se4+O3)3·6H2O

Petermegawite

Formula: 
Al6(Se4+O3)3[SiO3(OH)](OH)9 · 10H2O
Strunz: 
4.JJ.
Crystal System: 
Orthorhombic
Type Locality: 
El Dragón mine, Porco Municipality, Antonio Quijarro Province, Potosí, Bolivia

Seller Information

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