1 Carat Kyanite Round (6×6mm, Blue)
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64 mm
| Your settings | |
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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
Kyanite got its name from the Greek word "kyanos", which simply means "blue". Gems with intense sapphire blue color are the most valuable. One peculiarity about Kyanite is that depending on crystallographic direction, it has two different hardnesses (7 and 4.5).
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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Kyanite |
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Mineral Class:
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Kyanite |
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Shape:
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Round |
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Chemical Formula:
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Al2SiO5 |
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Crystal Structure:
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Triclinic |
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Hardness:
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4.5-7 |
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Specific Gravity
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3.68 |
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Carat weight:
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1 ct |
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Gram weight:
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0.2 g (0.0071 ounces) |
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Points:
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100 pts |
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Length:
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6 mm |
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Width:
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6 mm |
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Average diameter:
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6 mm |
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Est. face-up size:
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28.27 mm² |
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Volume:
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54.35 mm³ |
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Length-to-width ratio:
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1 |
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Refractive Index:
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1.710 - 1.735 |
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Cleavage:
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Perfect |
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Luster:
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Vitreous,Pearly |
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Birefringence:
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0.012 - 0.033 |
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Wearability:
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Very good |
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Care Instructions:
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Should be treated gently |
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Color:
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Birthstone:
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Kyanite is not an official birthstone for any month |
Popular comparisons:
- 1ct Kyanite (Round, Blue, 6 x 6) vs. 1ct Tanzanite (Round, Blue, 6 x 6)
- 15ct Kyanite (Round, Blue, 15.16 x 15.16) vs. 15ct Diamond (Round, White, 16.03 x 16.03)
- 1ct Kyanite (Round, Blue, 6.15 x 6.15) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2ct Kyanite (Round, Blue, 7.74 x 7.74) vs. 1.83ct Diamond (Round, White, 7.95 x 7.95)
- 1ct Kyanite (Round, Blue, 6.15 x 6.15) vs. 1ct Benitoite (Emerald, Blue, 6.59 x 4.88)
- 1ct Kyanite (Round, Blue, 6.15 x 6.15) vs. 1ct Tanzanite (Oval, Blue, 8.07 x 5.38)
- 2.5ct Kyanite (Round, Blue, 8.34 x 8.34) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 15ct Kyanite (Round, Blue, 15.16 x 15.16) vs. 15ct Diamond (Emerald, White, 16.48 x 12.21)
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