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Campylite With Goethite On Quartz

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CLB59897

Campylite With Goethite On Quartz

Classic Locality

Description Tabs

Description
Locality: 
Dry Gill Mine, Caldbeck, Cumbria, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.6 × 5 × 3.7 cm
Largest Crystal: 
0.50cm
Description

A specimen with clear lustrou, typically curved, crystals of the mimetite variety campylite. A ding in the middle is a little disturbing but the greenish-orange crystals are in good condition.

Mineral Data
What's on the rock

Campylite

Variety Of: 

Mimetite

Formula: 
Pb5(AsO4)3Cl
Strunz: 
8.BN.05
Hardness: 
3.5 - 4.0
Hardness: 
0.0

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Seller Information

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