This piece is Indicolite in quartz or what is also referred to as Blue Tourmaline. Blue Tourmaline opens the throat chakra, and activates the third eye. Helps the wearer communicate their needs to the world and address your potential here on Earth. Blue tourmaline has strong link to helping one connect to one's inner guide, teachers on the inner planes, guardian angel and the Masters. Blue tourmaline or Indicolite as it is also known is the rarest tourmaline there is. Measures 2.5" x 1.75".