Formula: Cu2Pb2(Se4+O3)(Se6+O4)(OH)4
Selenate, linarite-chenite group
Crystal System: Monoclinic
Specific gravity: 5.62 calculated
Streak: Light blue
Colour: Bright blue, greenish blue
Environments
Schmiederite is a rare secondary mineral in the oxidised zone of
selenium-bearing hydrothermal base metal deposits
(Webmin).
Localities
At the type locality, El Cóndor Mine, Vinchina Department, La Rioja Province, Argentina, schmiederite is associated with
chalcomenite, molybdomenite,
umangite and clausthalite
(HOM).
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