Reserve from the case
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
tortuous parallel bands
Birefringence: 0
Different countries where lapis lazuli can be mined: Afghanistan
Poids en carat: 48
Perles en améthyste facettées entre 2 et 4mm Perle décorative tortuous parallel bandsFaceted amethyst beads. Color: Purple Sizes between 2 and 4mm 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) Refractive index: n0: 1. 538 to 1. 544 ne: 1. 547 to 1. 553 Birefringence: 0. 009 Chelsea Filter: Inert
US$ 14.90
US$ 35.00
US$ 34.90
US$ 29.90
US$ 19.90
US$ 20.00
US$ 22.90
US$ 45.00
US$ 39.90
Pay in 4 interest-free payments of $4.20 Learn more