Green, Blue, Seafoam Green, Mint Green, Bi-color, Green-Blue TourmalinesBlue (Indicolite), Blue-Green, Bi-color Tourmalines

TOURMALINE is the birthstone for the month of October. Tourmaline is one of the most popular gemstones among collectors as well as jewelry lovers. The name comes from the Singhalese word turamali, meaning mixed-colored stones because tourmalines come in all colors from colorless to black. The range of colors is so wide that it can satisfy just about any fashion requirement. Green is regarded as the classic tourmaline color. However, even among green tourmalines, there is a broad spectrum. Some of them are very light, others so dark that the green color can only be recognized when the stone is held against a light. There are green tourmalines in fine leek hues, but also in intense yellowish-green, olive green and brownish-green . Especially wonderful are tourmalines ranging from blue-green to dark bottle-green. These, indeed, are its best colors. They are rare and much sought-after. Green tourmalines are very popular as precious stones among women, but many men like wearing them too. (ICSA)
Indicolite are blue tourmalines, and are highly esteemed by collectors. They are at their most valuable when they show an intense, clear, radiant blue which is not too dark. Most Indicolites, however have a more or less noticeable touch of green.