subject: Kunlun Jade Classification And Standards - Medical Cushion - China Foam Cervical Collar [print this page] Kunlun Mountains in Qinghai nephrite jade is also called, output is a lot into the eastern edge of the Kunlun Mountains in Qinghai Province, west of Xinjiang Ruoqiang border about 300 kilometers, and Qiemo, Ruoqiang and other property out and nephrite has a background in geological formations close contact. Qinghai nephrite jade and nephrite material with the combination of occurrence, texture and structure features of the same. Only in the output characteristics, structure, properties and some aspects of Hotan jade produced slightly different software. Qinghai, and nephrite nephrite fully comply with the meaning of naming. According to national standards, "the name of jewelery," the name of the principles and provisions, combined with the practice of nephrite nomenclature, Qinghai, according to the color characteristics into nephrite jade, green jade, jade and other varieties. Commercial varieties with the same Wada, color feature is more abundant, for example, in Qinghai nephrite jade green, ash - ash purple varieties of products in traditional and nephrite are rare or not seen.
White jade: nephrite Qinghai main varieties, is the largest varieties of production, the industry is sometimes used is called "Qinghai white." Was gray - wax white, translucent, transparency is better than and Tianbai Yu, texture nourish, output greater fragmentation, a small amount to "mutton fat white" quality.
Green white: for the light gray-green - blue gray, yellow gray color elegant and comfortable, translucent, fine uniform texture. Significantly greater than the white transparency and Tian Qing, head enough, even good, very popular among traders. The image is often referred to as: white through blue, TANSEI white, duck egg blue and so on.
Sapphire: Qinghui - dark gray green, hue than the stuffy dark, translucence and texture better than regular and Tian Qingyu, head full of good, suitable for production of medium and large get ornaments, utensils. Done after the tone positive the thin, solemn and elegant, sonorous rhyme, for high quality jade.
Smoke jade: light - medium gray to purple gray smoke, smoke gray in slightly gray. Translucent, delicate texture and moisture, it was called violet, pale pinkish purple jade, Wu Qing Yu, etc.. Nephrite variety of traditional and rare. Significant because of the color characteristics, can be said that a sign of Qinghai nephrite variety.
Jade Sapphire: light emerald green, the green features like light green jade, and jade, green jasper significantly different, this part of the little green nephrite separate outputs, but attached to the white, blue or white side of Materials form a sandwich, often with sandy clumps distribution, spot-shaped stone is also relevant. The products have all green, and some in white, jade pieces and plainer form pretty color, which in the past and Hetian rare products, all green and pretty color jade collection of products into a hot moment.
Sugar Jade: Qinghai nephrite jade is also a candy colored varieties, mainly light brown sugar evenly disseminated and patchy color black brown - brown shade color sugar!
