RO-APAT024GR-001-055

Natural Blue Apatite - 0.68 ct - Rough Gemstone - unheated

Certificate: RO-APAT024GR-001-055

Gem Type: Apatite (blue)

Weight: 0.68 Carat

Shape: Rough

Size: 6.7 x 6.3 x 2.9 mm.

Color: Blue

Clarity: Translucent

Luster: N/A

Treatment: Unheated Untreated

Hardness: 5 on Mohs' scale

Birefringence : 0.001-0.013
Crystallography : Hexagonal
Dispersion : 0.013
Luster : Vitreous
Hardness : 5
Refractive index : 1.598-1.667
Specific gravity : 3.10-3.35