Ammonite 24 pierre de lune pêche - Doublet avec du spinelle

- Doublet avec du spinelle synthétique

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

009Filtre chelsea: Inerte à rougeâtreSpectre: Non observable / non diagnostiqueDifférents pays ou peut-être extraite l'améthyste: Bolivie

673 Birefringence: Most of the time it is zero Chelsea Filter: Inert Spectrum: Not observable / not diagnostic Different countries where jade may be mined: China

Ammonite 24 pierre de lune pêche - Doublet avec du spinelleAmmonite cabochon. Color: Yellow, white (translucent) Size: 35. 59 x 31. 62mm Weight in grams: 11. 79g Carat weight: 58. 99 carat Country of origin: India Gemological information about ammonite: Density: Between 2. 80 and 2. 95 Hardness: 4 Crystal system: Orthorhombic Cleavage: In many directions Polariscope: Anisotropic. Generally opaque, does not restore because unobservable. Spectrum: Indistinct