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Bavenite Laumontite & Quartz

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SCH97720

Bavenite Laumontite & Quartz

Description Tabs

Description
Locality: 
Venero I Quarry, Cadalso de los Vidrios, Madrid, Spain
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.4 × 2 × 2.8 cm
Description

Translucent bavenite crystal groups scattered over smoky quartz and associated with laumontite. Nice!

 

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

Laumontite

Formula: 
CaAl2Si4O12·4H2O
Strunz: 
9.GB.10
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Huelgoat (Locmaria-Berrien), Finistère, Brittany, France

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White
schani

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