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Ships within 48 hours · Estimated delivery Sep 13 - Sep 18
Système cristallin: Triclinique
Couleur: Cuivre-orangé
- Turquoise (natural and synthetic)
L'obsidienne noire peut-être confondue avec:
Hardness: Between 2 and 3
Perles en jais entre 6 et 10mm fleur Système cristallin: TricliniqueJet Jet beads. Color: Black Sizes between 6 and 10mm Country of origin: India Gemological information on jet: Namely: Carbonaceous rock Possible color: Black, brownish Density: Between 1. 19 and 1. 35 Hardness: Between 2. 3 and 4 Crystal system: Amorphous Fracture: Conchoidal Cleavage: None Polariscope: Opaque (does not restore) Refractive index: Around 1. 66 Birefringence: Chelsea Filter: Inert Spectrum: Not observable not diagnostic Different
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