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Goethite

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SHS585792

Goethite

Ex Collection Edgar Franz(Freiberg/Saxony)

Description Tabs

Description
Locality: 
Botallack Mine, St Just, Cornwall, United Kingdom
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
6 × 8 × 5.5 cm
Description

Nice goethite on matrix

Mineral Data
What's on the rock

Goethite

Formula: 
α-Fe3+O(OH)
Strunz: 
4.00.
Crystal System: 
Orthorhombic
Hardness: 
5.0 - 5.5
Type Locality: 
Hollertszug Mine (Hollerter Zug Mine), Dermbach, Herdorf, Siegerland, Rhineland-Palatinate, Germany