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Evansite

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MEX213495

Description Tabs

Description
Locality: 
Richelle, Visé, Liège Province, Belgium
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.2 × 4.7 × 2.4 cm
Description

Light brownish crust of botryoidal evansite on slate. Evansite accure at the last time of devonian phosphor deposits in black schist.

Mineral Data
What's on the rock

Evansite

Formula: 
Al3(PO4)(OH)6·6H2O
Strunz: 
8.DF.10
Hardness: 
3.5 - 4.0
Type Locality: 
Železník (Vashegy), Sirk, Revúca Co., Banská Bystrica Region, Slovakia