Yellow/Purple Bi-Color #20/#65 Lab Created Corundum Sapphire Faceting Rough
Various sizes of Yellow/Purple Bi-Color Sapphire lab created sapphire/corundum rough for faceting and gemstone creation. Each split boule is listed for sale by weight and will typically vary in size within the following ranges: Length: 70mm Width: 17mm - 20mm Thickness: approximately 8mm at the base If you would like to see additional pictures of the piece(s) you would like, please feel free to contact me and I will be happy to provide additional pictures for you to review. Manufacturer: RGCrystals Color: #20 and #73 Note: The color of the stone in the photo may vary slightly as not all computer monitors are calibrated the same. Mineral: Corundum Chemical Formula: Al2O3 Crystal System: Trigonal Hardness (Mohs): 9 Refractive Index: 1.76–1.77 Density, g/cm3: 4 Dispersion: 0.018 Growth Method: Flame Fusion
COR3691 - 3.1 grams, COR3692 - 8 grams, COR3693 - 13 grams, COR3694 - 16 grams, COR3695 - 16 grams, COR3696 - 19 grams, COR3697 - 5 grams - Fractured, COR3698 - 8 grams - Fractured, COR3699 - 11 grams - Fractured, COR3700 - 14 grams - Fractured, COR3701 - 18 grams - Fractured, COR3702 - 14 grams - Fractured, COR3703 - 16 grams - Fractured, COR3704 - 20 grams, COR3705 - 20 grams, COR3706 - 33 grams - Fractured, COR3707 - 27 grams, COR3708 - 29 grams, COR3709 - 28 grams - Fractured, COR3710 - 27 grams