Tounfit, Boumia, Khénifra Province, Béni Mellal-Khénifra Region, Morocco
CaF2
Crystal System: cubic
Colour: colourless, purple, lilac, golden-yellow, green, blue, pink, champagne or brown
Lustre: vitreous, dull
Habitus: cubic, octahedral, rarely dodecahedral
Hardness: 4
Fracture: splintery or sub-conchoidal
Cleavage: perfect on {111}
Density: 3.181 g/cm3
Origin and geological occurrence: fluorite is found as a common gangue mineral in hydrothermal veins, especially those containing lead and zinc minerals. It is also found in some granites, pegmatites and in some metamorphic rocks (like marble).
Samples: