10 Carat Andesine (Pear, 20.97×12.63mm, Orange)
Color:
Actual size is set for screen
How big is a 10 carat pear-cut Andesine?
It depends on the cut parameters and length-to-width ratio, but a typical size of a 10ct pear-cut Andesine would be around 20.97×12.63 mm (±6%). The lw ratio of this Andesine is 1.66. See below how big it looks on a ring and finger.
Ring:
Skin tone:
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Ring width:
3.0 mm
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Saved...
64 mm
| Your settings | |
|---|---|
Ring |
Gold |
Skin tone |
Light |
Ring diameter |
16.9 mm |
Ring width |
3.0 mm |
Finger length |
64 mm |
Finger coverage |
75 % |
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Saved...
|
|
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Ring diameter:
16.9 mm
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Additional Info
Andesine became very popular in the early 2000s when a wave of vividly colored red and orange stones entered the market. It was originally found in the Andes Mountains of South America, hence the name. It is typically reddish and orange in color.
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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Andesine |
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Mineral Group:
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Plagioclase feldspar |
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Shape:
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Pear |
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Chemical Formula:
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(Ca,Na)(Al,Si)4O8 |
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Crystal Structure:
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Triclinic |
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Hardness:
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6 - 6.5 |
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Specific Gravity
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2.67 |
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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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20.97 mm |
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Width:
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12.63 mm |
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Est. face-up size:
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193.34 mm² |
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Volume:
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749.06 mm³ |
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Length-to-width ratio:
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1.66 |
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Refractive Index:
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1.560 - 1.568 |
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Luster:
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Vitreous |
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Wearability:
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Good |
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Care Instructions:
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Avoid extreme heat or ultrasonic cleaners |
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Color:
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Andesine can be found in the following colors:
        
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Birthstone:
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Andesine is not an official birthstone of any month |
Popular comparisons:
- 1ct Andesine (Pear, Orange, 9.5 x 5.72) vs. 1ct Beryl (Oval, Orange, 8.63 x 5.75)
- 1ct Andesine (Pear, Orange, 10 x 5) vs. 1ct Beryl (Oval, Orange, 8.63 x 5.75)
- 1ct Andesine (Pear, Orange, 7 x 9) vs. 1ct Beryl (Oval, Orange, 8.63 x 5.75)
- 2ct Andesine (Pear, Orange, 11.97 x 7.21) vs. 2ct Beryl (Oval, Orange, 10.86 x 7.24)
- 1.5ct Andesine (Pear, Orange, 10.87 x 6.55) vs. 2ct Alexandrite (Pear, Dark Bluish Green, 10.74 x 6.47)
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)
- 1.5ct Tourmaline (Round, Light Red, 7.45 x 7.45) vs. 1.5ct Sapphire (Round, Light Blue, 6.84 x 6.84)
- 1ct Kyanite (Oval, Blue, 7.77 x 5.18) vs. 1ct Tanzanite (Oval, Blue, 8.07 x 5.38)