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Prehnite beads
90gPoids en carat: 24
Weight: Approx 31g
40 carat Country of origin: Brazil Gemological information about aquamarine: Possible colors: Light blue to dark blue
Color: Blue Shape: Round Size: 36
Préhnite 17 brun Prehnite beadsPrehnite cabochon with some episode inclusions. Color: Green and some black Shape: Oval Size: 37. 83 x 24. 86mm Weight in grams: 13. 58g Carat weight: 67. 93 carat Country of origin: Mali Gemological information about prehnite: Possible colors: Colorless, white, green, yellow, brown Density: between 2. 80 and 2. 95 Hardness: between 6 and 6. 5 Crystal system: Orthorhombic Breakage: Irregular Cleavage: Distinct Polariscope: Anisotropic Refractive
