Titanium is extrated.
Metal cannot be extracted from Gold, as Gold itself is a metal.
Much of the sphene on the market is from Africa.
Iron is extracted from haematite.
Aluminium is extracted from alumina.
Lithium is extracted as the molten metal by a process of electrolysis.
Jewlery
copper
calcium
No, ore is not the crudest form of metal. Ore refers to a naturally occurring rock or mineral from which a metal or valuable mineral can be extracted. The crudest form of metal is typically the metal in its raw state after it has been extracted from the ore and before it has been processed or refined.
iron
Iron
calcium