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Glaucodot

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PDM823722

Glaucodot

Classic Locality

Description Tabs

Description
Locality: 
Håkansboda, Lindesberg, Örebro County, Sweden
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 1.8 × 0.9 cm
Description

Brilliant silver-white striated crystals of glaucodot from Håkansboda (Sweden), a super classic European locality, mined intensively until the end of the XIX Century. The crystals are in a massive matrix of pyrrhotite with pyrite, and some are incomplete.

Acquired in 1977, it is from the collection of Georges Vanacker*.

*Vanackerite from Tsumeb was named after him.

Mineral Data
What's on the rock

Glaucodot

Formula: 
(Co0.50Fe0.50)AsS
Strunz: 
2.EB.10c
Crystal System: 
Orthorhombic
Hardness: 
5.0
Streak: 
Black
Type Locality: 
Huasco, Huasco Province, Atacama Region, Chile

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