Hardness : 6
Specific Gravity : 4.25
Refractive index : 2.62 - 2.9
Doubly Refracting (bi-refraction) : 0.287
Info :
Copyright © Friday 04/03/2026 GLI.
Designed by 4ss.net
Privacy Policy | Links | Gemstone Information | Translate to Japanese | Translate to French | Master Cut Gems | Sold Items Gallery