Petrified Wood. ( Fossilised Wood) Silicon Dioxide: opalized or agatized fossil wood. Mohs:7. Source: Arizona, U.S.A. Madagascar. Worldwide. Petrified Wood reduces anxiety and fear. Promotes confidence and self- assuredness, especially in business. Strengthens, grounds, and balances. Helps to eliminate trifle annoyances and minor matters. Aids past lives recall in meditation. It helps one to gain a higher state of consciousness and purpose. Enhances support during recovery from disease and insight into causes. Good for skeletal alignment, hearing, incontinence, and odors..