Citrine brut 32 Communication animale 36 carat Country of origin:

36 carat Country of origin: Madagascar Gemological information about common green opal: Note: There are two types of opal: noble (also called precious) and common

Color: Purple streaked with white Shape: Trapezoid Size: 29

Different countries where citrine can be extracted: Brazil

Gemological information about golden obsidian:

- Dye (imitation turquoise and lapis lazuli)

Citrine brut 32 Communication animale 36 carat Country of origin:Raw Citrine Color: Pale yellow Dimensions: 43. 80 x 24. 22 x 23. 93mm Weight: 35. 55g Country of origin: Democratic Republic of Congo Gemological information about citrine: Possible color: Pale yellow to yellow, orange, light brown (champagne, cognac, Madeira) Density: 2. 65 Hardness: 7 Crystal system: Trigonal Fracture: Conchoidal Cleavage: None Polariscope: Anisotropic (restores all 90, except in the optical axis) Refractive index: n0: 1. 538 to 1.