Green tourmaline 2.235 cts

Natural tourmaline with certificate
Carat Weight: 2.235 carats
Shape: Octagon
Cut: Step Cut
Hardness: 7 - 7.5 (Mohs Scale)
Refractive Index: 1.60 to 1.63
Specific Gravity: 3.06
Optical Properties: Double Refractive, Uniaxial Negative
Clarity: Slightly Included
Color Description:

GIA Code: yG*5/2

Hue: Yellowish Green

Tone: Medium

Saturation: Slightly Greyish
Measurements:

Width: 7.4mm

Length: 7.1mm

Depth: 5.2mm
Cut and Polish: Good
Treatment: None (N)
Probable Origin: Africa