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绿松石(Turquoise)古時經土耳其運往歐洲和中東國家,因之商品名為土耳其玉。世界寶石级綠松石主要出產國有中國、伊朗和美國。中國主要產地是湖北省西北地區,其石質居世界之冠,故稱“東方綠寶石”。 綠松石的化學式為CuAl_6(PO_4)_4(OH)_8·5H_2O,莫氏硬度5—6°其顏色有略帶綠色成分的淡藍色或灰綠色,相當迷人嬌艷,綠色中又可分為豆綠、淡绿等。質地優良的綠松石顏色為非常純正的天藍色,在天藍色的石面上附有黑色不規則的天然紋理(俗稱鐵线),走向十分自然、諧調。世界寶石級綠松石主要以外生淋濾
Turquoise was shipped to Europe and the Middle East via Turkey in ancient times because of its trade name Turkish jade. The world’s major producer of gem turquoise are China, Iran and the United States. The main producing area in China is the northwestern region of Hubei Province. Its stone quality ranks the highest in the world, so it is called “Oriental Emerald.” Turquoise chemical formula is CuAl_6 (PO_4) _4 (OH) _8 · 5H_2O, Mohs hardness of 5-6 ° its color is slightly greenish blue or grayish green, very charming and beautiful, the green can be divided into beans Green, light green and so on. The fine turquoise color is very pure sky blue, with irregular black natural texture (commonly known as iron wire) on the azure stone surface, leading to a very natural and harmonious tone. The world’s gem-level turquoise leaching outside the main students