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Mineralpedia Details for Zdenekite

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Zdenekite

Zdenekite

Formula
NaPbCu5(AsO4)4Cl·5H2
Crystal System
Tetragonal 
Crystal Habit
Tabular, Crystalline - Fine 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
blue, turquoise 
Streak
pale blue 
Class
Tetragonal - Trapezohedral 
Fracture
Irregular 
Hardness
1.5-2 
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Zdenekite from Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France

Zdenekite
            from Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France
Special Info
Type Locality

Zdenekite, a rare sodium-lead-copper arsenate is found in only three worldwide localities. This is the type locality, probably the best. This is a very rich specimen loaded with tiny clusters of bright blue platy crystals.

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