Perles en fluorite / fluorine entre 6-6,5 et 12mm Sizes:12mm Gemological information about hematite:

Gemological information about hematite:

Stone: Labradorite

hackmanite: colorless

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Perles en fluorite / fluorine entre 6-6,5 et 12mm Sizes:12mm Gemological information about hematite:Fluorite beads. Colors: Green and purple Sizes between 6 6. 5 and 12mm Country of origin: China Gemological information about fluorite: Possible color: Blue, brown, orange, pink Density: Between 3. 18 and 3. 25 Hardness: 4 Crystal system: Cubic Fracture: Conchoidal, irregular, brittle Cleavage: Along the faces of the octahedron Polariscope: Isotropic, does not restore or polarization anomalies Refractive index: 1. 434 Birefringence: None Chelsea