1.   The iron ore is easily extracted by quarrying with giant excavators.

2.   Even if there are, mining companies will be prohibited from using any mechanized equipment to extract ore.

3.   Finally, the ore is extracted from another solution using electrolysis.

4.   Arsenic trioxide is used in gold mining to extract the ore from rock.

5.   The explosives are used to bore tunnels through the mountain to extract gold ore.

6.   SIEROMCO produces iron ore while Sierra Rutile, which is owned by joint US-Australian interests, extracts an ore of titanium.