Turquoise is a triclinic crystal system. It is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminum.

Hardness: 5 to 6
Chakra: Throat
Element: Water 
Zodiacs: Sagittarius, Pisces
Birthstone: December

Affirmation: "I express myself from a place of calmness, love, and truth."

Turquoise is an effective stone for anyone suffering with depression, panic attacks, or social anxiety. Dispels negative energy and can be worn to protect against pollutants in the atmosphere. Recommended for public speaking as it promotes clear and calm communication with others.