Blue osarizawaite crystals on matrix. From the Silver Hill Mine group, Waterman Mountains, Pima County, Arizona. Field of view is about 2.5 mm. (Photo courtesy Jesse Crawford; unauthorized reproduction is prohibited.)

Formula: Pb(AlCu)3(SO4)2(OH)6 Hexagonal


Osarizawaite is a rare secondary mineral found in the zone of oxidized over lead-bearing deposits.

RUSK COUNTY: Osarizawaite occurs in the oxidized zone at the Flambeau Mine, near Ladysmith (Jones, Jones, and LaBerge, 1999).