21058 - New Species Symphysurus ebbestadi n. sp. Lower Ordovician Fezouata Fm Rutile Erythrite or red cobalt is
Yard notes & kiln story
Description
21058 New Species Symphysurus ebbestadi n. sp. Lower Ordovician Fezouata Fm Rutile Erythrite or red cobalt is Erythrite or red cobalt is a secondary hydrated cobalt arsenate mineral with the formula (Co3(AsO4)2·8H2O) Paracryphaeus