Description

IGI Report Number: 778401868
Species: Natural Beryl
Variety: Emerald
Shape and Cutting Style: Oval Mixed Cut
Weight: 3.40 carats
Measurements: 12.28 × 8.83 × 4.82 mm
Color and Transparency: Green, Semi-Transparent
Characteristics: Natural inclusion(s) pattern
Country of Origin: Based on current gemological information, the gemstone described above would be classified as being of “Zambia” origin.
Comments
Indications of moderate clarity enhancement. Natural emeralds are commonly enhanced as part of their normal fashioning process.
Optical and Physical Properties
Refractive Index: 1.577 – 1.583
Birefringence: 0.006
Optic Character: Uniaxial
Optic Sign: —
Specific Gravity: 2.72