Hello, you have come here looking for the meaning of the word tourmaline. In DICTIOUS you will not only get to know all the dictionary meanings for the word tourmaline, but we will also tell you about its etymology, its characteristics and you will know how to say tourmaline in singular and plural. Everything you need to know about the word tourmaline you have here. The definition of the word tourmaline will help you to be more precise and correct when speaking or writing your texts. Knowing the definition oftourmaline, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
2012 March, Lee A. Groat, “Gemstones”, in American Scientist, volume 100, number 2, archived from the original on 14 June 2012, page 128:
Although there are dozens of different types of gems, among the best known and most important are […] . (Common gem materials not addressed in this article include amber, amethyst, chalcedony, garnet, lazurite, malachite, opals, peridot, rhodonite, spinel, tourmaline, turquoise and zircon.)