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254 Chelsea Filter: No change Spectrum: Indistinct Different countries where malachite can be mined: Congo
yellow and brown Density: Between 2
5 and 4 Crystal system: Monoclonic Fracture: Subconchoidal to coarse-grained Cleavage: Perfect Polariscope: Opaque Refractive index: Np: 1
blackish-green Shape: Square Size: 25
Color: Purple Shape: Drop Size: 42
Quartz rose 36 Facettées 254 Chelsea Filter: No changeCabochon en quartz rose. Couleur: Rose Forme: Goutte Taille: 35,83 x 19,71mm Poids en gramme: 7,24g Poids en carat: 36,20 carat Pays d'origine: Madagascar Informations gemmologiques sur le quartz rose: Couleurs possibles: De rose magenta Densit: 2,65 Duret: 7 Systme cristallin: Trigonal Cassure: Conchodale, irrgulire Clivage: Aucun Polariscope: Anisotrope, rtablit tous les 90 Indice de rfraction: Ne: 1,549 1,557 No: 1,539 1,550 Birfringence: 0,009
US$ 51.99
US$ 51.99
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