"Most often found in North America. Comes in shades of orange, brown, blue, or green. Strong connection to the energies of the earth. Excellent stone to use before meditating. Induces a feeling of relaxation. Helps alleviate problems relating to the stomach and endocrine system. Helps you examine and deal with problems in a calm and safe manner. Helps take the edge off difficult experiences. Recommended for dentists, optometrists, and those in the healing profession."