Schmiederite is a secondary mineral in the oxidized zone of selenium-bearing hydrothermal base metal deposits. Its chemical formula is Pb
2Cu
2(Se
4+O
3)(Se
6+O
4)(OH)
4.
[
It was first described in 1962 for an occurrence in the Cóndor mine, Los Llantenes district, Sierra de Cacheuta, La Rioja Province, ]Argentina
Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
( type locality). It was named for Oscar Schmieder (1891–1980), German geographer.[
]
References
Copper minerals
Selenium minerals
Tellurate and selenate minerals
Monoclinic minerals
Minerals in space group 11
{{sulfate-mineral-stub