An ore is mined so that can be removed from it.

An ore is mined so that Metals can be removed from it.

Explanation:  

An ore is ought to be mined so that it can be refined, the waste elements are removed from it, and the valuable elements, such as metals are kept.  

Ores if not mined are of no use they are a pile of dirt until processed and therefore, to bring out the real value of an ore, it has to be mined and processed

-efficient data acquisition

-medical data processing

-data analysis for research

-voice recognition systems

materials water oxygen those are the things i can think of in this moment.