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Czech Republic
Polariscope: Anisotropic (difficult to observe)
Gemological information on turritella jasper:
86 carat Country of origin: Brazil
sodocalcique ou potassique
Chrysoprase 32 fleur Czech RepublicChrysoprase cabochon. Color: Green Form: Indefinite form Size: 39. 27 x 17. 51mm Weight in grams: 6. 55g Carat weight: 32. 76 carat Country of origin: Australia Gemological information on chrysoprase: Possible colors: Green Density: Between 2. 57 and 2. 64 Hardness: 6 Crystal system: Trigonal Microcrystalline Fracture: Conchoidal, irregular, splintery Cleavage: Polariscope: Anisotropic Refractive index: Ne: 1. 539 to 1. 545 No: 1. 526 to 1. 535
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US$ 32.90
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