Brianyoungite


Composition:

Zn3(CO3,SO4)(OH)4

Crystal System : Orthorhombic; Monoclinic
Colours: White, colourless
Lustre : Vitreous
Hardness (H) : 2.0-2.5
Specific Gravity (S.G) : 3.93-4.09

 

Distribution

Extremely rare. Questionable status at Tsumeb.

Occurrence

  • Supergene

Paragenetic and General Notes

Reported by "MineralMining.com" (see www.mindat.org), but there is no reference to brianyoungite in the peer-reviewed literature.