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Allophane & Lithiophilite

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TPX942044

Allophane & Lithiophilite

Classic Locality

Description Tabs

Description
Locality: 
Chão do Castanheiro, Mesquitela, Mangualde, Viseu District, Portugal
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 4.1 × 3.4 cm
Weight: 
55.00gr
Description

Interesting specimen with green and sky blue globular allophane, possibly coated with apatite on a matrix of lithiophilite

Mineral Data
What's on the rock

Allophane

Formula: 
(Al2O3)(SiO2)1.3-2·2.5-3H2O
Strunz: 
9.ED.20
Crystal System: 
Amorphous
Hardness: 
3.0
Streak: 
White
Type Locality: 
Gräfenthal, Thuringian Forest, Thuringia, Germany

Lithiophilite

Formula: 
LiMn2+PO4
Strunz: 
8.AB.10
Crystal System: 
Orthorhombic
Hardness: 
4.0
Type Locality: 
Fillow Quarry (Branchville Quarry; Branchville Mica Mine; Smith Mine), Branchville, Redding (Reading), Fairfield Co., Connecticut, USA

Seller Information

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