Black Tourmaline featured in The Woven Dream Spirit Bird Dream Weaver is known as the master protector may be used to activate grounding between the Base Chakra and the center of the Earth, thought to provide physical well-being.
A powerful crystal with a long history among many cultures of providing protection during ritual work. It can be used for scrying, and was traditionally used to point out a cause of trouble or an offender, and to indicate a good direction in which to move.