Black Tourmaline in White Quartz Polished Tumbles

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. Quartz is a silicon dioxide.

Metaphysical Properties: Black Tourmaline can become electrically charged by heating or rubbing it. It can help relieve motion sickness and soothe panic attacks. Quartz enhances spiritual receptiveness and is said to be the "Master of all healing crystals."