Min 12.00ct 18x13mm Oval Tourmalinated Quartz From Brazil Item: QDV18131B
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Product Description for Min 12.00ct 18x13mm Oval Tourmalinated Quartz From Brazil-QDV18131BAs one of the most common gem families, quartz comprises several different varieties of gems, including crystalline (visible to the naked eye) and crypto-crystalline (microscopic crystals). Crystalline quartz includes amethyst, aventurine, rock crystal, citrine, prasiolite, cat's eye, smoky quartz, rose quartz, and tiger's eye. Crypto-crystalline quartz is also known as chalcedony and includes types of agates, bloodstone, carnelian, chrysoprase, onyx, and sard. It ranks 7 on Mohs' scale.
Product Information for Min 12.00ct 18x13mm Oval Tourmalinated Quartz From Brazil-QDV18131B
| Product Type: | Single Stone |
Primary Stone / Tourmalinated Quartz
| Shape: | Oval | Composition: | Natural |
| Cut: | Mixed Cuts | Treatment: | Untreated |
| Color: | Gray | Gemstone Group: | Quartz |
| Dimensions: | 18X13 MM - Calibrated | Origin: | Brazil |
| Count: | 1.00 | Origin: | Brazil |
Care and Handling of Min 12.00ct 18x13mm Oval Tourmalinated Quartz From Brazil-QDV18131B |
| Learn more about proper care of your gemstones and jewelry by visiting our Gemstone Enhancements and Treatments page. |
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Very interesting!,
March 27, 2008
digger
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"This sample was quite interesting and will be a keeper. This size is hefty and could be a pendant. The tourmaline in the quartz, black on clear is very arresting, unusual and fun to look at. Keep upping the magnification and you take a different trip through the landscape."
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 home learning library quartz
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Fast Facts
| One of the most common gem families, quartz can be found all around the world. |
| In 1921, it was discovered that quartz can generate an electrical charge. |
| Throughout history, quartz was considered to hold the power of communication or divination. Interestingly, quartz was used in the development of modern radio frequencies. |
 The Greeks believed quartz was clear ice that over time had hardened into stone.
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Quartz is one of the most common gem families and can be found all around the world. Quartz comprises several different groups of gems from crystalline quartz (crystals viewable by the naked eye) and crypto-crystalline (microscopic crystals). Crystalline quartz includes amethyst, aventurine, rock crystal, blue quartz, citrine, hawk’s eye, prasiolite, quartz cat’s eye, smoky quartz, rose quartz, and tiger’s eye. Crypto-crystalline quartz is also known as chalcedony and includes agate, bloodstone, carnelian, chyrsoprase, jasper, moss agate, onyx and sard.
Color
Quartz is one of the most common gem families, and it exhibits a wide range of colors.
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