Indigirite
Sarylakh Au-Sb deposit, Indigirka River Basin, Sakha, Russia
Very small crystals - intergrown needles and plates - of the extremely rare species indigirite. Named after the rather large Indigirka river, this max-two-locality magnesium aluminium carbonate hydroxide pentadecahydrate proved to be quite difficult to picture due to some light reflections. I thus used some filtering, hence the false blue ...
© Łukasz Kruszewski 2019