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Lab Created Pulled Alexandrite Chrysoberyl Oval Checkerboard Top (6x4mm-30x20mm)

Lab Created Pulled Alexandrite Chrysoberyl Oval Checkerboard Top (6x4mm-30x20mm)

$ 10.02

Availability: 75 in stock
  • Color: Alexandrite Color Change
  • Item must be returned within: 30 Days
  • Shape: Oval Checkerboard top
  • Refund will be given as: Money Back
  • All returns accepted: Returns Accepted
  • Condition: New without tags
  • Return shipping will be paid by: Buyer
  • Natural/Lab-Created: Lab-Created

    Description

    This is the true synthetic Color ChangeAlexandrite - Chrysoberyl, not a Flame Fusion Corundum imitation (simulant).
    Material is completely the same as best varieties of the genuine Alexandrite - Russian, Brazilian or Rhodesian. The color change is from the green in daylight to purplish red in incandescent light.
    Same quality natural Alexandrite is extremely rear and much more expensive then Diamond, especially stones bigger then 3-4 Carats.
    Crystal grown by vertically pulled (from melt) method, also known as Czochralski pulled. Cut stone quality is AAAAA - as high as possible.
    Chemical Properties -
    Chemical composition
    : BeAl
    2
    O
    4
    Hardness
    : 8.5
    Color
    : green in daylight to purplish red in incandescent light.
    Luster
    : vitreous to greasy
    Transparency
    : transparent
    Alexandrite Index of refraction
    : 1.745 – 1.759
    Molecular Weight
    = 126.97 gm