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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
65 Hardness: 7 Crystal system: Trigonal Fracture: Conchoidal Cleavage: None Polariscope: Anisotropic (restores all 90°
25mm Weight in grams: 22
Treatments that exist to modify malachite:
Polariscope: Anisotropic (often opaque)
clivage basalPolariscope: Anisotrope (rétablit tous les 90°)Indice de réfraction: Np: 1
VENDU Améthyste trapiche 6 améthyste 65 Hardness: 7 Crystal system:Trapiche amethyst cabochon. Color: Purple Shape: Oval Size: 31. 96 x 21. 92mm Weight in grams: 8. 63g Carat weight: 43. 15 carat Country of origin: South Africa 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) Refractive index: n0: 1. 538
US$ 39.00
US$ 159.00
US$ 35.00
US$ 99.00
US$ 189.00
US$ 99.00
US$ 99.00
US$ 109.50
US$ 109.50
US$ 139.00
US$ 99.00
US$ 129.00
US$ 99.00
US$ 129.00
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