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Eosphorite Childrenite & Cookeite

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SYM929804

Eosphorite Childrenite & Cookeite

Rare Mineral

Description Tabs

Description
Locality: 
Dunton Gem Quarry, Newry, Oxford County, Maine, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1 × 1 cm
Description

Nice clusters of eosphorite-childrenite series on the matrix. 

Mineral Data
What's on the rock

Eosphorite

Formula: 
(Mn2+,Fe2+)Al(PO4)(OH)2·H2O
Strunz: 
8.DD.20
Crystal System: 
Orthorhombic
Hardness: 
5.0
Streak: 
White
Type Locality: 
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA

Childrenite

Formula: 
(Fe2+,Mn2+)Al(PO4)(OH)2·H2O
Strunz: 
8.DD.20
Hardness: 
5.0
Streak: 
White
Type Locality: 
Tavistock District, Devon, England, UK

Cookeite

Formula: 
(Al2Li)Al2(AlSi3O10)(OH)8
Strunz: 
9.EC.55
Hardness: 
2.5 - 3.5
Streak: 
White
Type Locality: 
Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USA