Amethyst, chalcedony, petrified wood, rose quartz, ocean chalcedony, amethyst: alertness, awareness, justice, clarification & inner peace. supports the nerves, lungs, skin and intestinal tract. lowers blood pressure. Rose Quartz: Warmth, love, empathy, sensitivity, sensuality. Strengthens the heart, improves circulation. Encourages fertility in women. Chalcedony: Virtue, insight, honesty, strength of character, self-determination, spiritual freedom. Helps with anxiety and depression.Petrified Wood: Grounding, stability and the ability to change. Effective for calming the nerves, for the digestion, metabolism and elimination. ocean chalcedony: virtue, insight, honesty, strength of character, self-determination, spiritual freedom. helps with anxiety and depression.