Citrine brut 16 arbre Country of origin: United States

Country of origin: United States (California)

40 carat Country of origin: Madagascar Gemological information about apatite: Possible color: Colorless

50 carat Country of origin: Congo Gemological information about malachite: Possible color: Light green to dark green with zoning Density: Between 3

62g Carat weight: 48

From a strictly geological point of view

Citrine brut 16 arbre Country of origin: United StatesRaw Citrine Color: Pale yellow Dimensions: 35. 78 x 18. 13 x 17. 02mm Weight: 18. 52g 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.