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Magnesio-hastingsite

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SYM765667

Magnesio-hastingsite

Rare Mineral

Description Tabs

Description
Locality: 
Montenero, Livorno Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1 × 1 cm
Description

Fine sprays of magnesio-hastingsite on matrix.

Mineral Data
What's on the rock

Magnesio-hastingsite

Formula: 
NaCa2(Mg4Fe3+)Si6Al2O22(OH)2
Group Parent: 
Hastingsite Root Name
Strunz: 
8/F.10-130
Crystal System: 
Monoclinic
Hardness: 
5 - 6
Colour: 
Green to brownish-green
Type Locality: 
Canadian National Railway tunnel, Mont Royal, Montréal, Québec, Canada