Microscopic exsolved laths disseminated in plessite. Isostructural with rhodarsenide. Orthorohmbic polymoph of barringerite,
IMA Status:
Approved IMA 2002 (Dana # Added)
Locality:
Onello meteorite, an iron-rich ataxite, was found in the alluvium of the Bol'shoy Dolguchan River, Onello River Basin, Aldan shield, Sakha-Yakutia, Russia. Link to MinDat.org Location Data.
Name Origin:
Named for Alla Bogdanova, Geological Institute, Kola Science Centre of Russian Academy of Sciences.
Chemical Formula: