Talk:Bismuth/@comment-26840812-20160709201423/@comment-26840812-20160711233152

All gemstones are minerals, but not all minerals are gemstones, maybe Mineraloids, but not all Minerals. Ice is a Mineral, not a gem, it is not merchandized, or sold.

On the other hand, bismuth, is a metal, but not a mineral, it is an element, it may form part of a mineral... But not one itself. A mineral is a composite of more than one type of atom