Frenger Lapidaire - gemstone cutting, custom cut gemstones, zircon

Characteristics

-Crystal system : Quadratique

-Chemical Composition : ZrSiO4.

-Colors : Yellow, orange, red, colourless, blue, green, brown.

-Hardness : 6.0 à 7.5

-Refractive index : 1.96 - 2.01

-Dispersion : 0.039

Zircon (Designer : Christophe Frenger)
Locality : Tanzanie
Dimensions : 12mm x 10,5mm
Color : pink brown (heat treatment)
Clarty : VS
Brightness : Excellent
Weight : 9,63 carats
Price : 490 € (51€/ct)