Citrine brut 55 Triangle 31 carat Country of origin:

31 carat Country of origin: Brazil Gemological information about aquamarine: Possible colors: Light blue to dark blue

10g Carat weight: 19

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559Biréfringence: 0

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

Citrine brut 55 Triangle 31 carat Country of origin:Raw Citrine Color: Pale yellow Dimensions: 39. 61 x 23. 49 x 24. 34mm Weight: 34. 32g 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.