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Goethite & Smithsonite

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BOC581411

Goethite & Smithsonite

José Luis Otero's collection

Description Tabs

Description
Locality: 
Preguiça Mine, Moura, Beja District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.7 × 2.1 × 4.4 cm
Largest Crystal: 
0.10cm
Description

Goethite, smithsonite and possible descloizite from Preguiça mine, Portugal.

José Luis Otero’s collection (serial number 1040).

Minor damages (some goethite needles are broken).

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

Smithsonite

Formula: 
ZnCO3
Strunz: 
5.AB.05
Hardness: 
4.0 - 4.5
Streak: 
White

Seller Information

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