Min .75ct 7x5mm Oval Chrome Tourmaline Item: CNV7502B
In Stock Price: $86.31
Estimated shipping: $4.99*
Product Description for Min .75ct 7x5mm Oval Chrome TourmalineChrome tourmaline is colored by chromium and is the most valuable of the green tourmalines. It ranks a 7 on the Mohs' hardness scale and is typically not enhanced. The color of chrome tourmaline can rival the beautiful green found in tsavorite garnet. Chrome tourmaline is found in Madagascar, North America, Brazil, Myanmar (Burma), Africa, Siberia, Australia, and Sri Lanka (Ceylon).
Product Information for Min .75ct 7x5mm Oval Chrome Tourmaline
| Product Type: | Single Stone |
Primary Stone / Chrome Tourmaline
| Shape: | Oval | Composition: | Natural |
| Cut: | Mixed Cuts | Treatment: | Untreated |
| Color: | Green | Gemstone Group: | Tourmaline |
| Dimensions: | 7X5 MM - Calibrated | Origin: | Tanzania |
| Count: | 1.00 | Origin: | Tanzania |
 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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