Tourmaline has many different variants and grows in almost all colors. Did you know that the tourmaline was used by artists as a talisman? They would increase the creative power of artists.
Tourmaline has a hardness of 7 on the Mohs scale and is (among others) found in many places in Europe.
Tourmaline belongs to the zodiac signs Libra, Scorpio and Capricorn. Read here more about which gems belong to zodiac signs!
NB! Tourmaline can discolor under the influence of (bright) sunlight.