Min .65ct 7x5mm Oval Paraiba Tourmaline Item: TQV7503A
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Product Description for Min .65ct 7x5mm Oval Paraiba Tourmaline-TQV7503ATourmaline was named after "turmali", the Sinhalese word for "mixed", probably because of the variety of colors it's found in and the fact that it can be bi-, tri- or parti-colored. Tourmaline ranks a tough 7 to 7.5 on the Mohs' scale of hardness. It is the national gemstone of the U.S. but is found all over the world, with colors varying depending on its origin. Indicolite is the name for the deep blue to greenish-blue variety, and rubellite is the pink-red color.
Product Information for Min .65ct 7x5mm Oval Paraiba Tourmaline-TQV7503A
| Product Type: | Single Stone |
Primary Stone / Tourmaline
| Shape: | Oval | Composition: | Natural |
| Cut: | Mixed Cuts | Treatment: | Heated |
| Color: | Green | Gemstone Group: | Tourmaline |
| Dimensions: | 7X5 MM - Calibrated | Origin: | Mozambique |
| Count: | 1.00 | Origin: | Mozambique |
| Customer Rating |
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4
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1 of 1 (100%) customers would recommend this product to a friend. |
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4
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clean sparkle,
March 28, 2008
monet
, texas
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4
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| Value: |
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4
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"This is a very nice clean stone, and the color is good. I just decided to go for a larger one so this went back. Hope I can get this same quality."
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Product met expectations:
Yes
Purchased as a gift:
No
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1 of 1 people found this review helpful.
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 home learning library tourmaline
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Fast Facts
| Tourmaline is a fascinating mineral that can sometimes exhibit two or more colors. |
| It is 7.5 on the Mohs??? scale and has no cleavage, making it suitable for many types of jewelry use. |
| Sometimes referred to as the “electric stone,” tourmaline becomes statically charged when heated or rubbed, attracting dust, lint and small pieces of paper. |
| Tourmaline possesses one of the widest color ranges, reproducing every conceivable color in the universe. |
 Tourmaline is fairly hard and durable, making it very wearable and an ideal gem for jewelry. |
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Tourmaline is a fascinating mineral that can actually exhibit two or more colors in one crystal. It possesses one of the widest color ranges, reproducing every conceivable color in the universe. On Mohs’ scale of hardness, tourmaline is 7.5. It is vitreous on crystal surfaces, and because of that the polished stones will have a beautiful brilliance. Sources include Brazil (Minas Gerais, Paraiba), Afghanistan, Australia, Burma (Myanmar), India, Madagascar, Malawi, Mozambique, Namibia, Nepal, Nigeria, Pakistan, Russia, Zambia, Zimbabwe, Sri Lanka, Tanzania, the United States (California, Maine), Zaire, Elba (Italy) and Switzerland (Tessin).
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