ROUND BRIGHT BLUE LAB CREATED SAPPHIRE (1mm to 13mm)

Lab-created sapphires present a wonderful opportunity to include this much sought-after gemstone in your settings; at rock-bottom prices! Lab created sapphires are made of the same chemical components (corundum) that occur naturally in the creation of this incredibly fiery gem.

GEM TYPE: ROUND LAB CREATED BRIGHT BLUE SAPPHIRE (SYNTHETIC CORUNDUM)

QUANTITY: ONE

COMES IN SIZE: 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 8, 9, 10, 12 & 13mm

CHEMICAL COMPOSITION: Al2O3
CRYSTAL STRUCTURE: HEXAGONAL
PURITY: 99.99%
REFRACTIVE INDEX: 1.717
DENSITY: 3.98-4.1 g/cm3
HARDNESS MOHS: 9
MANUFACTURING METHOD: VERNEUIL, ALSO CALLED FLAME FUSION

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