How many colors does tourmaline have?
Tourmaline is the most abundant in colored gemstones. Divided into its color, red tourmaline, green tourmaline, blue tourmaline, yellow, orange tourmaline, colorless tourmaline, black tourmaline, multicolor tourmaline (two-color watermelon tourmaline).
1. The general term for pink to red tourmaline.
It is usually colored by lithium and manganese. Red tourmaline is a high-value commodity in gem-quality tourmalines and is the most popular variety, mainly produced in Brazil and the United States.
2. Green tourmaline
A general term for yellow-green to dark green and blue-green, brown-green tourmaline. Usually colored by chrome, mainly produced in Brazil, Sri Lanka, Italy.
3.Blue tourmaline
The general term for light blue to deep blue tourmaline. Very rare. It is not easy to see rare violets found in ParaÃba, Brazil.
4. Multicolor tourmaline
Because the tourmaline ribbon is very developed, red and green dichroic bands appear on a single crystal. Some of the tourmalines are red in the middle, and the green is commonly called watermelon tourmaline. There is also a green in the middle, surrounded by red, collectively known as multicolor tourmaline.
5. Tourmaline cat eyes
Since the tourmaline contains a large number of inclusions, when there are a large number of parallel fibrous fibers, tubular inclusions, and linear cavities, the cat's eye effect can be exhibited when grinding into a curved gemstone. Commonly green beetle cat eyes, a few are other colors.
Women's Handbag,Women's Fashion Handbag,Lady's Elegant Handbag,Women's Leather Handbag
GDMK GROUP WEIHAI SHOES CO., LTD. , https://www.gdmkgroup.com