10 Carat Amethyst Oval (18.69×12.46mm, Violet)
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64 mm
| Your settings | |
|---|---|
Ring |
Gold |
Skin tone |
Light |
Ring diameter |
16.9 mm |
Ring width |
3.0 mm |
Finger length |
64 mm |
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Saved...
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Ring diameter:
16.9 mm
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Additional Info
Amethyst is a purple variety of quartz and a very popular and affordable gem. Its name originates from the Greek word amethystos which means "not drunken". Ancient Greeks believed it could prevent intoxication. Amethyst is considered the most valuable of quartz gemstones.
Where to buy?
For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile
Gem Details
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Name:
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Amethyst |
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Mineral Class:
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Quartz |
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Shape:
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Oval |
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Chemical Formula:
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SiO2 |
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Crystal Structure:
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Hexagonal |
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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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Carat weight:
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10 ct |
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Gram weight:
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2 g (0.0705 ounces) |
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Points:
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1000 pts |
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Length:
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18.69 mm |
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Width:
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12.46 mm |
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Est. face-up size:
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190.96 mm² |
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Volume:
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754.72 mm³ |
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Length-to-width ratio:
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1.5 |
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Refractive Index:
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1.54 - 1.55 |
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Cleavage:
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Indiscernible |
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Luster:
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Vitreous |
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Birefringence:
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0.009 |
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Wearability:
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Very good |
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Care Instructions:
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No special or unusual care |
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Color:
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Birthstone:
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Amethyst is a birthstone for the month of February |
Popular comparisons:
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 10ct Hiddenite (Marquise, Light Green , 22.96 x 11.48)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 3ct Amethyst (Emerald, Violet, 10.57 x 7.83)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 7.5ct Ruby (Oval, Red, 14.81 x 9.87)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 1ct Hiddenite (Emerald, Light Green , 6.9 x 5.11)
- 10ct Amethyst (Oval, Violet, 18.69 x 12.46) vs. 10ct Amethyst (Pear, Dark Violet, 20.52 x 12.36)
- 1ct Amethyst (Oval, Dark Violet, 8.67 x 5.78) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)
- 2.5ct Amethyst (Oval, Violet, 11.78 x 7.85) vs. 2.5ct Amethyst (Round, Violet, 9.31 x 9.31)
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