Ferrilotharmeyerite

Ferrilotharmeyerite


Composition: CaZnFe3+(AsO4)2(OH)2.H2O
Crystal System : Monoclinic
Lustre : Sub-admantine, waxy, greasy
Hardness : 3
Specific Gravity : 4.25
Year of Discovery: 1983
IMA Number: 1986-024
IMA Status: Approved
Discovered By: John Innes (Tsumeb mineralogist)
Named for: Composition/relationship (to lotharmeyerite)
References: Ansell et al. (1992)

Occurrence

  • Supergene
  • 2nd Oxidation Zone
  • 3rd Oxidation Zone

Notable Finds

On the type specimen (from 32 Level), ferrilotharmeyerite occurs with tennantite; scorodite; conichalcite; schneiderhöhnite and beudantite. In the third oxidation zone (44 Level) it occurs with chenevixite and silver amalgam.