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Blue Stone: turns pink or brown
Gemological information about astrophyllite:
The apatite and howlite combination is particularly used when you want to lose weight
conchoidal Cleavage: Easy
Information: The round beads between each rose quartz drop are made of glass
VENDU Hypersthène 4 Galet / nuggets Blue Stone: turns pink orCabochon en hypersthne. Couleur: Gris Forme: Goutte Taille: 40,05 x 37,18mm Poids en gramme: 16,98g Poids en carat: 84,91 carat Pays d'origine: Canada Informations gemmologiques sur l'hypersthne: Couleur possible: Gris, vert, brun, noir Densit: Entre 3,43 et 3,90 Duret: Entre 5 et 6 Systme cristallin: Orthorombique Cassure: Irrgulire Clivage: Parfait Polariscope: Anisotrope Indice de rfraction: np: 1,686 1,755 nm: ? ng: 1,703 1,772 Birfringence: 0,015
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