Brucite (Var: Nemalite), Brucite, Serpentine Subgroup
Razorback mine, Dundas mineral field, Zeehan mining district, West Coast municipality, Tasmania, Australia
White fibrous brucite var. Nemalite in veins cutting serpentine. Confirmed by XRD and optics. MRT collection, from drill core. Sometimes considered to be asbestos, but is probably harmless.
© R Bottrill