Tourmaline, the handicraft name of Tourmaline, is a kind of jewelry in Tourmaline family. It is a borosilicate crystal, containing chemical elements such as aluminum, iron, magnesium, sodium, lithium, potassium and so on, showing a variety of colors. It means a happy marriage and love, and a safe and healthy life. Tourmaline is homophonic to ward off evil spirits, also known as evil stone. In Feng Shui, it is said to be homophonic, with rich and varied colors, including red, green and blue, and excellent decoration.
Wearing tourmaline is a symbol of women's status. The most famous representative is Cixi Lafayette. According to legend, Cixi never left her body to wear a watermelon tourmaline, and there were also tourmalines in the funerary objects. The composition and color of tourmaline are very complicated. The international jewelry industry basically divides tourmaline into commercial varieties according to color. The brighter the color, the higher the value. Pay attention to color, transparency and purity when purchasing.
Color division of tourmaline
1, blue tourmaline
Light blue to dark blue tourmaline. Blue tourmaline is the most valuable color in tourmaline because of its rarity. Blue tourmaline is produced in yellow clay of weathered granite in Siberia, Russia, and also found in Brazil, Madagascar and the United States.
2. Red tourmaline
Pink to red tourmaline. Red is the best tourmaline, with purple and rose. It is called Ruby, which is also called "Baby Face" in China. But in nature, brown, reddish brown, crimson and so on are produced more, and the color tone changes greatly. At the same time, the specific gravity of tourmaline will change with the color; Deep red has a higher specific gravity than pink.
3. Colorless tourmaline
Colorless tourmaline is very rare, and only a small amount is produced in Madagascar and California. It should be noted that some colorless tourmalines on the market are made of pink tourmalines after heating and desalting.
4. Multicolored tourmaline
Because tourmaline ribbons are very developed, red and green ribbons or tricolor ribbons often appear on a crystal. Common red and green gems, commonly known as "watermelon tourmaline", are deeply loved by collectors and consumers.
Refer to the above content: Baidu Encyclopedia-Tourmaline