Arsenogoyazite


Composition: SrAl3(AsO3.5(OH)0.5)2(OH)6
Crystal System : Trigonal
Lustre : Sub-vitreous, resinous, waxy, greasy, dull
Hardness (H) : 4
Specific Gravity (S.G) : 3.36
References: Gebhard (1999)

Distribution

Extremely rare.

Occurrence

  • Supergene

Paragenetic and General Notes

Found at Tsumeb in 1986, and the first strontium-bearing mineral reported from the mine. As sub-mm, white rhombohedrons, on hematite and quartz (Gebhard, 1999).