Gordaite


Composition:

NaZn4(SO4)(OH)6Cl.6H2O

Crystal System : Trigonal
Lustre : Vitreous, pearly
Hardness (H) : 2.5
Specific Gravity (S.G) : 2.63

 

Distribution

Extremely rare.  Questionable status pending peer-reviewed publication.

Occurrence

  • Supergene

Paragenetic and General Notes

Identified at the University of Arizona, accompanying söhngeite, in a vug in germanite, on a specimen in the collection of Mark Feinglos (USA). (Mark Feinglos, personal communication to M. Southwood, September, 2015).