Fluorite

Fluorite from Diana Marie mine Weardale England Size- 14.8cm x 13.7cm x 5.6cm Weight- 1226g You will receive the item in the photo Fluorite(also known as fluorspar) is a halide mineral composed of calcium fluoride Fluorite belongs to the isometric (cubic) in the crystal system. Hardness is 4 on the MOHs scale. Fluorite forms in several geological environments,primarily through hydrothermal processes. Sedimentary rocks-found in limestones and dolostones. Igneous rocks-occurs as an accessory mineral on granites pegmatites and syenites. Metamorphic rock- found in marble and other metamorphic rocks. Hydrothermal veins- found in veins containing lead,zinc and silver. Environment- typically forms in low to medium temperature settings often found with quartz calcite and barite.