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Cordierite

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MEX727566

Cordierite

Classic Locality

Description Tabs

Description
Locality: 
Funtanafigu Quarry, Marrubiu, Mount Arci, Sardinia, Italy
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 2.2 × 0.6 cm
Weight: 
7.00gr
Description

Nice specimen with few well terminated crystals of cordierite from the famous locality of osumilite in italy.

Mineral Data
What's on the rock

Cordierite

Formula: 
(Mg,Fe)2Al3(AlSi5O18)
Strunz: 
9.CJ.10
Crystal System: 
Orthorhombic
Hardness: 
7.0 - 7.5
Type Locality: 
Großer Arber, Bayerisch Eisenstein, Lower Bavaria, Bavaria, Germany
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