Lab grown Paraiba Green-Oval

Lab grown Paraiba Green-Oval 帕拉伊巴绿

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Gemstone Type	Lab-Grown, Created Paraiba
Color	Greenish Blue
Mohs Scale	7-7.5
Density	2.85-3.35
Mohs Scale	8.5
Crystal System	Hexagonal(trigonal)
Chemical Composition	Elbaite: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH,F) + Cu, Mn
Reflective Index	1.603-1.655
Double Refraction	0.013-0.024

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