ML225 Topaz

Code: ML225

黄玉Name Topaz
化學公式   Al2SiO4(F,OH)2Chemical Formula   Al2SiO4(F,OH)2
莫氏硬度 8Mohs scale of Hardness   8
黃玉是鋁和氟的矽酸鹽礦物,化學式為Al2SiO4FOH2。 它被用作珠寶和其他裝飾品中的寶石。 黃玉的自然狀態為金黃色至黃色。 各種雜質和處理方法可能會使黃玉葡萄酒呈紅色,淺灰色,橘紅色,淺綠色,粉紅色或不透明。Description Topaz is a silicate mineral of aluminium and fluorine with the chemical formula Al2SiO4(F, OH)2. It is used as a gemstone in jewelry and other adornments. Topaz in its natural state is a golden brown to yellow. A variety of impurities and treatments may make topaz wine red, pale gray, reddish-orange, pale green, pink, or opaque.  
小挑戰 黃玉有什麼用途? 各種顏色的黃玉都用於珠寶,戒指,耳環,項鍊,吊墜和手鍊。 藍色,橙色和粉紅色通常被切割成寶石,而無色的黃玉作為廉價的鑽石模擬物正變得越來越流行。Challenge What are Topaz used  for? Topaz of all different colors are used in jewelry, in rings, earrings, necklaces, pendants, and bracelets. The blue, orange, and pink colors are most often cut as gemstones, and colorless Topaz is becoming increasingly popular as an inexpensive Diamond simulant.



By 4A Nicholas 29 on 19/4/2021