Keyite, (with zincolivenite)

Keyite


Composition: Cu2+3(Zn,Cu2+)4Cd2(AsO4)6(H2O)2
Crystal System : Monoclinic
Lustre : Adamantine
Hardness : 3.5-4.0
Year of Discovery: 1975
IMA Number: 1975-002
IMA Status: Approved
Discovered By: Charles Key (American dealer)
Named for: Discoverer
References: Embrey et al. (1977a)