RO-APAT024BG-002-285

Natural Apatite - 3.783 ct - Rough Gemstone - for faceting

Certificate: RO-APAT024BG-002-285

Gem Type: Apatite 

Weight: 3.783 Carat

Shape: Rough

Size: 9.1 x 9.0 x 6.7 mm.

Color: greenish blue/bluish green

Clarity: semi-Translucent

Luster: N/A

Treatment: Unheated Untreated

Hardness: 5 on Mohs' scale

Birefringence : 0.001-0.013
Crystallography : Hexagonal
Dispersion : 0.013
Luster : Vitreous
Refractive index : 1.598-1.667
Specific gravity : 3.10-3.35