Citrine brut 78 quartz noir (plus ou moins noir

noir (plus ou moins noir en fonction du nombre d'inclusions de tourmaline

white veins

12g Carat weight: 65

Peanut obsidian cabochon

Citrine brut 78 quartz noir (plus ou moins noirRaw Citrine Color: Pale yellow Dimensions: 29. 86 x 21. 83 x 22. 11mm Weight: 18. 27g 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.