Tourmaline has one of the widest color ranges of any gemstone. While October’s birthstone can be found in virtually every hue of the rainbow, the most popular varieties range from rich reds and pinks, to greens and yellows, to blues and violets. Some tourmalines are bi-colored and parti-colored, exhibiting two or more colors in a single gem – a feature known as color zoning. (more…)
Tourmaline, the October birthstone, comes in almost every color of the rainbow. The most popular varieties range from rich reds, pinks and peach colors, to emerald greens and yellows, to blues and violets. (more…)
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