Lead antimony sulfide, typically steel-grey and forming fibrous or acicular crystals. It's a stone of transformation, grounding, and protection during change. (Antimony content, handle with care).
Steel-Grey, Lead-Grey, Tarnishes iridescent or black, often forms acicular or fibrous radiating aggregates, or columnar masses
We do not currently have scientific information available for Zinkenite Zinckenite.