Rudraksha seed: This seed represents compassion. Tear of shiva. It is a seed that has fallen before fruiting, a very auspicious act in Vedic culture. Worn to represent Shiva the god of destruction and also the mala creative force in the world. It can help cleanse the blood and purify the liver. has a very grounding and earthy effect.
( The Crystal Bible: A Definitive Guide to Crystal, by Judy Hall.)