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Native Arsenic Var Shard Cobalt

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MEX507876

Native Arsenic Var Shard Cobalt

Description Tabs

Description
Locality: 
Adami #2 Mine, Plaka, Lavrion District, Attiki Prefecture, Greece
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.9 × 3.3 × 1.3 cm
Weight: 
16.00gr
Description

A nice shard cobalt overgrow with sulphur and calcit crusts. This is the second specimen in 27 years, what we saw from this locality.

Mineral Data
What's on the rock

Arsenic

Formula: 
As
Strunz: 
1.CA.05
Crystal System: 
Trigonal
Hardness: 
3.5
Streak: 
Grey

Shard Cobalt

Variety Of: 

Arsenic

Formula: 
As
Strunz: 
1.CA.05
Hardness: 
3.5