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Palermoite

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SYM853703

Palermoite

Type Locality

Description Tabs

Description
Locality: 
Poudrette Quarry, Mont Saint-Hilaire, Québec, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.3 × 1.1 × 0.5 cm
Description

Clear palermoite crystals on matrix. 

Mineral Data
What's on the rock

Palermoite

Formula: 
(Li,Na)2(Sr,Ca)Al4(PO4)4(OH)4
Strunz: 
8.BH.25
Crystal System: 
Orthorhombic Vertically striated prisms.
Hardness: 
5.5
Streak: 
White
Type Locality: 
Palermo No. 1 Mine (Palermo No. 1 pegmatite; Hartford Mine; GE Mine), Groton, Grafton Co., New Hampshire, USA