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Reference
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AMET6604
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Name
|
AMETHYST (ROUND - CALIBRATED)
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Weight
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0.21 ct
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Shape
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Round
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Style
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Faceted
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Sizes..
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4mm
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Origin
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Brazil
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Comments
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Taille brillant "diamond cut".
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Price
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4.00
€
per gemstone
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Group
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Quartz
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Refractive index
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1.5533 / 1.5442
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Hardness
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7
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Specific Gravity
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2.65
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Chemical composition
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Sio2
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Crystal system
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Hexagonal
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Birefringence
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0.009
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