Bradaczekite, (w. Koritnigite)

Bradaczekite


Composition: NaCu4(AsO4)3
Crystal System : Monoclinic
Colours: Blue

Distribution

Extremely rare.

Occurrence

  • Supergene

Notable Finds

As small inclusions in the gel-like material "GS1 / GS2" (W.W. Pinch; personal communication, 2014)

Paragenetic and General Notes

Bradaczekite has been identified as small inclusions in the gel-like material "GS1 / GS2", much of which appears to be compositionally similar to koritnigite although, at ambient temperature, it lacks the koritnigite structure.