Aquamarine
Aquamarine shields your energy field and has even been employed as protection in conflict. The stone is reputed to calm an overactive mind, assist you sort through energy and knowledge, and even help you become more intelligent. The stone has a certain energy that encourages compassion and discourages judgment. In feng shui, the hue aquamarine is also associated with the wood element, which might support our efforts to develop loving-kindness. Like the moon, it has a gentle, flowing yin energy.