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Ardennite-(As)

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CHA610854

Ardennite-(As)

Classic Locality

Description Tabs

Description
Locality: 
Monte Alpe Mine, Maissana, La Spezia Province, Liguria, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.9 × 2 × 1.5 cm
Description

specimen with many rare single brownish crystals on matrix of ardennite-As

Mineral Data
What's on the rock

Ardennite-(As)

Formula: 
Mn2+4Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6
Group Parent: 
Ardennite Group
Strunz: 
9.BJ.40
Hardness: 
6.0 - 7.0
Type Locality: 
Salmchâteau, Vielsalm, Stavelot Massif, Luxembourg Province, Belgium

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