Alexandrite Octagon Shape Lab Created Corundum, (5x3mm-25x18mm)

Purple Alexandrite, Octagon
Shape, Lab Created (Synthetic Corundum)
Images taken by us from one of our actual gemstone. Color may vary with individual monitor settings. Smaller size stones are lighter in color.
Sizes Available: 5x3mm, 6x4mm, 7x5mm, 8x6mm, 9x7mm, 10x8mm, 11x9mm, 12x10mm, 14x10mm, 14x12mm, 16x12mm, 18x13mm, 20x15mm, & 25x18mm
This gemstone will fit in most of our same sized calibrated settings
Chemical Composition: Al2O3
CrystalStructure:: Triagonal
Thermal properties: Melting point 2046°C
Purity: 99.99%
Refractive Index: 1.717
Density: 3.98-4.1 g/cm3
Hardness Mohs: 9
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Shipping & Handling
WE COMBINE ORDERS & REFUND SHIPPING OVERAGES
Please let us know through message or Buyer’s Note if you are needing orders combined.
Your items are mailed in a sturdy bubble mailer
US Shipping includes tracking
International Buyers – Please Note:
Import duties, taxes, and charges are not included in the item price or shipping cost.
Please check with your country’s customs office to determine what these additional costs are.