Aquamarine

  • Brazil, Mexico, Russia, United States

  • Blue, Green-Blue

  • Calming, soothing anxiety, easing phobias, aligning and balancing chakras

Aventurine

  • Brazil, China, Russia, Tibet

  • Blue, blue-green, green (most common), red, orange, yellow, white

  • Blue-enhancing communication; Green-enhancing leadership abilities; red/orange-promoting a sense of safety and security; white-enhancing communication with higher self

Black Tourmaline

  • Australia, Brazil, Sri Lanka, United States

  • Black

  • Physical Protection, protection against negativity, grounding, stress release, cleansing negative emotions