Mindat Short Description
Vivianite Group, Annabergite-Erythrite Series.
Annabergite is the nickel analogue of Erythrite.
It is often found as a green alteration coating on other nickel minerals.
Geoscience Ontology Status Notes
Phillips W, Brooke H J, Miller W H (1852) Annabergite, in An Elementary Introduction to Mineralogy, Longman, Brown, Green, and Longman (London) 503-504
IMA Formula (from Mindat)
Ni3(AsO4)2 · 8H2O
RRUFF Formula (from Geoscience Ontology)
Ni2+3(As5+O4)2·8H2O