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Palermoite

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SHS565210

Palermoite

Description Tabs

Description
Locality: 
Palermo #2 Mine, Groton, Grafton County, New Hampshire, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1 × 0.9 cm
Description

Nice 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