Black Tourmaline

Approx Size: 1/2 to 2 inch size. 

Locality: Brazil

Rock/Mineral Info: Tourmaline is not a single mineral, but a group of several closely related minerals. It is chemically one of the most complicated groups of silicate minerals.

Metaphysical Properties: Black Tourmaline can become electrically charged by heating or rubbing it. It can help relieve motion sickness and soothe panic attacks.