Johillerite, (w. cuprian adamite)

Johillerite


Composition: Na(Mg,Zn)3Cu2+(AsO4)3
Crystal System : Monoclinic
Lustre : Vitreous
Hardness : 3
Specific Gravity : 4.15
IMA Number: 1980-014
IMA Status: Approved
Discovered By: Wolfgang Bartelke (German collector)
Named for: Johannes-Erich Hiller (German Mineralogist)
References: Keller et al. (1982)