Uncertain mineral, when dehydrated possibly related to talc. Perhaps the Nickel analogue of Saponite.
Originally reported from Silesia (Schlesien), Poland. Now probably: Kozmice (Kosemitz; Kosemutz), Szklary (Gläsendorf), Ząbkowice (Frankenstein), Ząbkowice District, Lower Silesia (Dolnośląskie), Poland.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.