Copper ore

Copper ore a long with Tin ore are the lowest required level of ores that you can use the Mining skill on. It's also the co-resource mined to create Bronze bars, which is one of the lowest bars that you can create with the Smithing skill, and to use for beginning and training purposes. Copper ore can be found all throughout the world, and can also be found partnered with Tin ore if found in a mine.