“Areas of violan in matrix with other minerals present. I suspect the black/dark brown mineral to be braunite. No distinct crystals but some sections to show a blocky habit typical of diopside. Jason Evans collection and photo”

“Areas of violan in matrix with other minerals present. I suspect the black/dark brown mineral to be braunite. No distinct crystals but some sections to show a blocky habit typical of diopside. Jason Evans collection and photo”