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Schorl & Almandine

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SYM915483

Schorl & Almandine

Rare Mineral

Description Tabs

Description
Locality: 
Noyes Mountain Quarry, Greenwood, Oxford County, Maine, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4 × 3.5 cm
Description

Nice terminated crystal of schrol on a matrix full of alamandine crystals. 

Mineral Data
What's on the rock

Schorl

Formula: 
Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Strunz: 
9.CK.05
Hardness: 
7.0

Almandine

Formula: 
Fe2+3Al2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
7.0 - 7.5
Streak: 
White
Type Locality: 
Alabanda, Aydin Province, Aegean Region, Turkey