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Köttigite

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PAV902227

Köttigite

New Discovery

Description Tabs

Description
Locality: 
Palhal Mine, Branca, Albergaria-a-Velha, Aveiro District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.2 × 1.4 × 1.5 cm
Description

Several vugos on dolomite with bluish kottigite 'urchins'.

New for the locality.

Collected: 
Boxed with Label
Mineral Data
What's on the rock

Köttigite

Formula: 
Zn3(AsO4)2·8H2O
Strunz: 
8.CE.40
Crystal System: 
Monoclinic Prismatic crystals or crusts
Hardness: 
2.5 - 3.0
Type Locality: 
Daniel Mine (St. Daniel Mine), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany