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Franzinite

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SYA685719

Franzinite

Type Locality

Description Tabs

Description
Locality: 
Pitigliano, Grosseto Province, Tuscany, Italy
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.7 × 1.3 cm
Description

A cluster with a rich coverage of white franzinite crystals and olive-green grossular crystals.

Mineral Data
What's on the rock

Franzinite

Formula: 
(Na,K)6Ca2(Al6Si6O24)(SO4)2·0.5H2O
Strunz: 
9.FB.05
Hardness: 
5.0
Streak: 
White
Type Locality: 
Case Collina (Toscopomici quarry), Pitigliano, Grosseto Province, Tuscany, Italy

Seller Information

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