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Chalcophyllite

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PAV900795

Chalcophyllite

Classic Locality

Description Tabs

Description
Locality: 
Palhal Mine, Branca, Albergaria-a-Velha, Aveiro District, Portugal
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.6 × 2 × 1.4 cm
Description

A gorgeous chalchophyllite from Palhal mine!

Extremely rare here!

Collected: 
Boxed with Label
Mineral Data
What's on the rock

Chalcophyllite

Formula: 
Cu18Al2(SO4)3(AsO4)3(OH)27·33H2O
Strunz: 
8.DF.30
Crystal System: 
Trigonal
Hardness: 
2.0