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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Shipping Estimate
Description
682 Birefringence: 0
- Heating blue tanzanite to improve its color
Chalcedony beads
Gemological information about chalcedony:
Nombre de perles en 10mm: 36
Apatite bleue 20 Forme indéfinie 682 Birefringence: 0Apatite cabochon. Color: Blue Shape: Round Size: 34. 90mm diameter Weight in grams: 21. 88g Carat weight: 109. 40 carat Country of origin: Madagascar Gemological information about apatite: Possible color: Colorless, yellow, green, blue, purple, pink Density: between 3. 16 and 3. 28 Hardness: 5 Crystal system: Hexagonal Fracture: Subconchoidal, uneven Cleavage: Imperfect Polariscope: Anisotropic (restores all 90, except in the optical axis) Refractive
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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