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- Optical fiber
Taille: 16
Coesite et Stishovite
Density: Around 2
Indonésie
Améthyste chevrons 41 Plus de 3cm - Optical fiberChevron amethyst cabochon. Color: Purple streaked with white Form: Indefinite form Size: 30. 66 x 23. 14mm Weight in grams: 7. 05g Carat weight: 35. 30 carat Country of origin: Brazil Gemological information about amethyst: Possible color: Blue mauve, purple, dark magenta, purple magenta Density: 2. 65 Hardness: 7 Crystal system: Trigonal Fracture: Conchoidal Cleavage: None Polariscope: Anisotropic (restores all 90, except in the optical axis)
