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Palermoite & Goedkenite

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BCK179639

Palermoite & Goedkenite

Description Tabs

Description
Locality: 
Palermo 1 Mine, Grafton County, New Hampshire, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 2 × 1.5 cm
Description

You are bidding on a small matrix specimen with a vug containing several prismatic crystals of palermoite in a group with epitaxial goedkenite crystals. Classic material originally collected by Marcelle Weber.

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

Goedkenite

Formula: 
Sr2Al(PO4)2(OH)
Strunz: 
8.BG.05
Hardness: 
5.0
Type Locality: 
Palermo No. 1 Mine (Palermo No. 1 pegmatite; Hartford Mine; GE Mine), Groton, Grafton Co., New Hampshire, USA

Seller Information

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