Petersite is known as the "Tempest Stone" for its essence of a windy storm within its brilliant natural beauty. Just as a storm comes in it will eventually clear and make way for the new, this stone will do the same for your emotions cleaning the aura and restoring the calm. 1lb of tumbled Petersite nuggets ranging in sizes from 15-25mm. Sold by approximate weight, not size or shape of the stone. From China.