Fluorite and calcite, Blackdene Mine, Ireshopeburn

Fluorite and calcite, Blackdene Mine, Ireshopeburn
Purple fluorite crystals up to 10mm on edge. Some of the faces on the fluorite coated with minute quartz crystals. On the reverse of the specimen and to one corner a mass of white rhombohedral calcyte crystals. From Blackdene Mine, Ireshopeburn, Weardale