Natural Topaz - London Blue - 0.265 ct - oval - high end jewelry quality
Natural Gems Belgium Colored Stone Certification FA-TOPAO26LB-003-313
IDENTIFICATION
Species : Natural Topaz Variety : blue topaz
DESCRIPTION
Shape & Cutting Style : oval , mixed Cut Measurements : 4.9 x 2.9 x 2.1 mm Carat Weight : 0.265 carat Color : blue (london blue) Clarity : comparable to VS Transparency : Transparent Binefringence: 0.008-0.011 Crystallography : Orthorhombic Hardness : 8 Luster : Vitreous Refractive Index : 1.607-1.649 Specific Gravity : 3.50-3.57
COMMENTS
Color improved by irradiation
Motivation high quality high luster Color : very good cut - good to very good Symmetry: good Carat : jewelry size Clarity: very good Polish: good to very good
Personal Note From Natural Gems Belgium:
quality gemstone , perfect for setting in high end jewelry