Mahnertite

mahnertite

covellite

geminite

pushcharovskite

Images

Formula: (Na,Ca,K)Cu3(AsO4)2Cl.5H2O
Arsenate
Specific gravity: 3.14
Hardness: 2 to 3
Colour: Blue, emerald green
Environments

Hydrothermal environments

Localities

At the type locality, the Cap Garonne mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur, France, mahnertite is found in the oxidised zone of an arsenic-rich copper deposit. Associated minerals include tennantite, covellite, geminite, pushcharovskite and quartz (HOM).

Back to Minerals