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Bavenite & Pyrite

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SCH105436

Bavenite & Pyrite

Description Tabs

Description
Locality: 
Venero I Quarry, Cadalso de los Vidrios, Madrid, Spain
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 1.2 × 1.9 cm
Description

Transparent bavenite crystal groups scattered over a microcline crystals and associated with smoky quartz, chlorite and albite. There is a oriented coating of pyrite microcrystals in some bavenite faces making for a bright group. Very good for the species!

 

Mineral Data
What's on the rock

Bavenite

Formula: 
Ca4Be2Al2Si9O26(OH)2
Strunz: 
9.DF.25
Crystal System: 
Orthorhombic
Hardness: 
5.5
Colour: 
White
Type Locality: 
Seula mine (ex Montecatini quarry), Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5
schani

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