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Bavenite & Quartz

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TPX917442

Bavenite & Quartz

Rare Mineral

Description Tabs

Description
Locality: 
Venero I Quarry, Cadalso de los Vidrios, Madrid, Spain
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.2 × 7.5 × 6.5 cm
Weight: 
269.00gr
Description

Spectacular group of bavenite crystals splashing onto a smoky quartz-feldspar matrix from this famous Spanish quarry. This sample was found in November 2003, today it is very rare to see specimens of Spanish Bavenite in the market.

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

Quartz

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

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