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Barrerite

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MER686717

Barrerite

Type Locality

Description Tabs

Description
Locality: 
Capo di Pula, Pula, Cagliari Province, Sardinia, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1 × 4 × 2 cm
Largest Crystal: 
0.30cm
Description

Unique oportunity to acquire this rare zeolite from the type locality, where it is now absolutely forbidden to collect.

Typical crystal group on a thin layer of matrix.

Mineral Data
What's on the rock

Barrerite

Formula: 
(Na,K,Ca0.5)2[Al2Si7O18]·7H2O
Strunz: 
9.GE.15
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 4.0
Streak: 
White
Type Locality: 
Sant' Efisio Tower, Nora, Pula, Cagliari Province, Sardinia, Italy...

Seller Information

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