This green beryl is from Malawi & was part of a parcel of rough beryl ethically sourced through our block supply chain & was hand cut by Alan Poultney in the 1980s.
 
The tourmaline:
 
Invent No: APD602 0062
 
Estimated weights colours & clarities
Estimated weight: 2.41cts
Cut: emerald step cut
Estimated Colour: transparent green
Colour  Distribution: even
Hue: light
Tone: medium
Estimated Clarity: LI (Lightly Included)
Brilliance: 95%
Girdle: Polished
Dimensions: 7.95mm x 7.40mm x 6.07mm 
                           (Length x width x depth)
Refractive Indices: 1.577 - 1.583
Specific Gravity: 2.72
Hardness: 7.5 - 8
Origin: Malawi Africa
Treatment: No evidence of heat treatment