Tourmaline is one of the world’s most popular gemstones. Tourmaline occurs in different forms and with different characteristics, but all hold the same properties. Tourmaline is a gemstone reknowned for its natural beauty. Pink Tourmaline is the modern October birthstone, but it may come in different colors, being the most common pink, blue, green and red. Elbaite is the most known and valuable of all Tourmalines. Almost all of the Tourmaline gemstones and most of the multicolored are Elbait.