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Process
Cotalog
Gemstone
Shape
Natural
Gems
Citrine
Amethyst
Blue
Topaz
Smoky
Quartz
White
Topaz
Peridot
Garnet
Aquanarine
Synthetic Stone
Cubic Zirconia
Acrylis
Synthetic Corundum
Syntheic
Spinel
General
Information
Ordering/contact,
payment, returns and
shipping.
Contact
us
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Synthetic
Stone>>Synthetic Corundum Color |
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---------Synthetic Corundum----------
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Synthetic Corundum
Mohs Hardness: 9
Specific Gravity: 4
Reflective Index: 1.76-1.77
Crystal structure: Hexagonal Chemical composition -- Aluminum
oxide. After diamond, the next hardest gem material. Tough, but
still subject to chipping and abrasion. Stones worn regularly in
rings will periodically need re-polishing to remove minor chips
and pits.
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We offer corundum 14 colors: red,blue and
so on. |
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C1.5
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C2
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C3
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C5
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C8
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C12
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C13
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C32
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C34
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C35
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C46
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C48
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C49
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C50
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