40 Carat Diopside Pear (29×19mm, Black)
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Ring:
Skin tone:
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Ring width:
3.0 mm
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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 |
|
Saved...
|
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Ring diameter:
16.9 mm
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Additional Info
Diopside is a beautiful and affordable gem with rich green color that rivals the beauty of Emerald and Tsavorite.
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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Diopside |
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Mineral Class:
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Diopside |
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Shape:
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Pear |
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Chemical Formula:
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(Ca,Cr)MgSi2O6 |
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Crystal Structure:
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Monoclinic |
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Hardness:
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5-6 |
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Specific Gravity
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3.3 |
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Carat weight:
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40 ct |
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Gram weight:
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8 g (0.2822 ounces) |
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Points:
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4000 pts |
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Length:
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29 mm |
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Width:
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19 mm |
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Est. face-up size:
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402.23 mm² |
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Volume:
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2424.24 mm³ |
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Length-to-width ratio:
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1.53 |
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Refractive Index:
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1.668 - 1.703 |
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Cleavage:
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1,2 - prismatic |
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Luster:
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Vitreous |
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Birefringence:
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0.024 - 0.030 |
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Wearability:
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Moderate |
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Care Instructions:
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Relatively soft and prone to scratching |
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Color:
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Birthstone:
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Diopside is a birthstone for the month of March |
Popular comparisons:
- 1ct Diopside (Pear, Green, 9 x 6) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.75ct Diopside (Pear, Green, 8.05 x 4.85) vs. 1ct Diamond (Pear, White, 9.05 x 5.45)
- 1ct Diopside (Pear, Green, 8.85 x 5.33) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 1.5ct Diopside (Pear, Green, 10.14 x 6.11) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 2ct Diopside (Pear, Green, 11.16 x 6.72) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 2.5ct Diopside (Pear, Green, 12.02 x 7.24) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 2ct Diopside (Pear, Dark Green, 10 x 7) vs. 0.59ct Zircon (Round, White, 4.77 x 4.77)
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)
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