Perles en angelite facettées entre 2 et 6mm Sizes:6mm In the 19th century

In the 19th century

Couleur: Fond blanc avec des jeux de couleurs bleus

Cristobalite

rebalancing and protecting what surrounds it

Perles en angelite facettées entre 2 et 6mm Sizes:6mm In the 19th centuryFaceted angelite beads. Color: Blue Size between 2 and 6mm Country of origin: Peru Gemological information about angelite: Possible color: Colorless, white, blue, bluish, red magenta, magenta to purple Real name: Anhydrite Density: between 2. 90 and 3 Hardness: between 3 and 4 Crystal system: Orthorhombic Breakage: Uneven Cleavage: Perfect Polariscope: Anisotropic, restores every 90 Refractive index: Np: 1. 570 Nm: 1. 575 to 1. 576 Ng: 1. 614