Préhnite 28 Plus de 3cm 73 carat Country of origin:

73 carat Country of origin: India Gemological information on microcline: Note: Part of the feldspa family

Tailles entre 2 et 4mm

Kyanite can be confused with:

Carat weight: 113

25 carat Country of origin: Brazil Gemological information about aquamarine: Possible colors: Light blue to dark blue

Préhnite 28 Plus de 3cm 73 carat Country of origin:Prehnite cabochon with some episode inclusions. Color: Green and some black Shape: Drop Size: 34. 66 x 21. 54mm Weight in grams: 8. 25g Carat weight: 41. 31 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 index: