Stimulates intellect and assists in analytical pursuits. Enhances creativity. A grounding stone that helps one make a connection with the earth. Helpful for healing trauma. Aids in calming aggression and stubbornness. This Black Star Diopside piece is 1.95′ in. long, 1.3′ in. wide, weighs 73.3 grams, and is flat/unpolished on the bottom and domed/polished on the top.