Wiktionary
osarizawaite
n. (context mineralogy English) A greenish-yellow mineral with the chemical formula PbCuAl2(SO4)2(OH)6, having rhombohedral crystals.
Wikipedia
Osarizawaite
Osarizawaite is a greenish yellow sulfate mineral with the chemical formula: Pb Cu Al( S O)(O H). It has rhombohedral crystals.
It was first described in 1961 for an occurrence in the oxidized zone of the Osarizawa mine, Akita Prefecture, Honshu Island, Japan.