It's thought to protect us from danger and sudden loss. Deep blue Sapphire is ruled by Neptune and Mercury. Topaz helps us understand symbols, new information, and complex data. It is said to prepare the mind for understanding. Topaz, naturally, is ruled by Mercury and Jupiter.
Tourmalines come in a rainbow of colors and every variety has specific healing applications.
Tourmalines are associated with Jupiter, Venus, Neptune, Pluto, Mercury, and Uranus. The Big Sky stone. Turquoise is thought to heal the heart, chest, and lungs and to open the soul to ancient knowledge. It's said that Turquoise attracts healing spirits, making it a premier healing stone. It's associated with Venus and the Sun.