black metal, death metal, doesn't matter
Metals are usually found in various ore. They look like rocks. Ore is usually metal elements mixed in with other unwanted elements. but when refined and the metal element is extracted the ore becomes metal. The ores is found all over the earth and inside of the earth. You can find Pictures of Metal ore on google images.
metals are found in ores. these ore are comprised of other various elements ( like oxygen, sulfur, etc). for the metal extraction, the ore needs to be crushed, then frothed, then left to react with dilute acid, then smelted . ores can be found on the surface of the earths crust or deep in the earths crust. their is also a high percentage of iron in the mantle, outer core and inner core of the earth.
