Lightly tinted purple gemmy to translucent crystals of Fluorite twinned crystals sit on lustrous black complex crystals of Sphalerite, with creamy saddle habit crystals of Siderite. Crystals of Fluorite measure to 2.2cm, one of the small interpenetrating twins is a double twin. Classic specimen from the Diana Vein workings in the Allenheads (Beaumont) Mine, East Allendale.