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jade |
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jadeSemi-precious stone consisting of either jadeite, NaAlSi2O6 (a pyroxene), or nephrite, Ca2(Mg,Fe)5Si8O22(OH,F )2 (an amphibole), ranging from colourless through shades of green to black according to the iron content. Jade ranks 5.5–6.5 on the Mohs scale of hardness. The early Chinese civilization discovered jade, bringing it from eastern Turkestan, and carried the art of jade-carving to its peak. The Olmecs, Aztecs, Maya, and the Maori have also used jade for ornaments, ceremony, and utensils. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Variegated jades, whose leaves are streaked with yellow and pink, are also worthy container specimens. The scanner's record sales and pristine reliability record resulting in significant service and support savings for the company, has allowed LinoColor to produce and support JADEs at a lower cost than forecasted. |
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