Iron sulfide, typically bronze-yellow and often magnetic. It's a grounding and protective stone, believed to enhance perception and clear energetic blockages.
Bronze-Yellow, Brownish-Bronze, Tarnishes dark brown, weakly to strongly magnetic, often massive or tabular hexagonal crystals
Pyrrhotite is classified as a minerals mineral which typically crystallizes in the monoclinic, with hexagonal polytypes system. Its chemical formula is Fe1−xS (x = 0 to 0.125). Common crystal habits include tabular or prismatic in hexagonal prisms; massive to granular.