VENDU Hypersthène 4 Cube Sizes between 2 and 5mm

Sizes between 2 and 5mm

Note: This agate is regularly heated to improve its color

Color: Shades of beige and brown to light gray and colorless

Bull's eye treatment:

Treatments that exist to modify lapis lazuli:

VENDU Hypersthène 4 Cube Sizes between 2 and 5mmHypersthene cabochon. Color: Grey Shape: Drop Size: 40. 05 x 37. 18mm Weight in grams: 16. 98g Carat weight: 84. 91 carat Country of origin: Canada Gemological information on hypersthene: Possible color: Gray, green, brown, black Density: Between 3. 43 and 3. 90 Hardness: Between 5 and 6 Crystal system: Orthorombic Breakage: Irregular Cleavage: Perfect Polariscope: Anisotropic Refractive index: np: 1. 686 to 1. 755 nm: ? ng: 1. 703 to 1. 772