Perles en prehnite entre 6 et 12mm Sizes:8mm tachetée de blanc

tachetée de blanc

Les traitements qui existent pour modifier la labradorite:

Color: Red (maybe orange) with cream veins

221 Chelsea Filter: No modification Spectrum: Different countries where rhodochrosite can be mined: United States

Couleur: Jaune

Perles en prehnite entre 6 et 12mm Sizes:8mm tachetée de blancPrehnite beads with some episode inclusions. Color: Green and some black Sizes between 6 and 12mm 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: Np: 1. 611 to 1. 632 Nm: 1. 615 to 1. 642 Ng: 1. 632 to 1. 665