Bismuth is a native element, but native crystals are extremely rare. Peru is one of the world’s major sources. These crystals are grown in laboratories in the United States. Bismuth is scarce as Silver, heavier than Lead and is classified as a semi-precious semi-metal. It is non-toxic to humans. It is used in medicine and cosmetics, applications in inks, paints, free-machining steels and fire sprinklers.