Beaverite

sulphate

plumbojarosite

Formulae
Beaverite-(Cu): Pb(Fe3+2Cu)(SO4)2(OH)6
Beaverite-(Zn): Pb(Fe3+2Zn)(SO4)2(OH)6
Anhydrous sulphate containing hydroxyl, alunite group
Beaverite-(Cu) forms a series with plumbojarosite
Data for beaverite-(Cu)
Specific gravity: 4.36 (Mindat)
Hardness: 3½ to 4½
Streak: Light yellow
Colour: Yellow
Solubility: Insoluble in water. Soluble in hydrochloric acid (Mindat).
Environments

Hydrothermal environments

Beaverite is an uncommon secondary mineral in the oxidised zone of lead-copper deposits, associated with olivenite, conichalcite, duftite, beudantite, osarizawaite, hidalgoite, corkite, carminite, bindheimite, plumbojarosite, bayldonite, brochantite, chrysocolla and galena (HOM).

Back to Minerals