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Magnesiodumortierite

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SMM657545

Magnesiodumortierite

Description Tabs

Description
Locality: 
Gilba Valley, Brossasco, Cuneo Province, Piedmont, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1 × 1.5 cm
Description

Pink glassy  crystal of rare magnesiodumortierite included in light pink pyrope matrix.

Boxed with Label
Mineral Data
What's on the rock

Magnesiodumortierite

Formula: 
(Mg,Ti,◻(Al,Mg)2Al4Si3O18-y(OH)yB y = 2-3
Strunz: 
9.AJ.10
Crystal System: 
Orthorhombic
Hardness: 
7.0 - 8.0
Streak: 
White
Type Locality: 
Case Ramello, Case Parigi (Case Paris), Martiniana Po, Po Valley, Cuneo Province, Piedmont, Italy

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