Question

Iron, copper, and aluminum and all examples of what type of mineral?

Answer 1

Combined minerals.

Minerals occurs in two form combined and native.

Native refers to the minerals of less reactive metal minerals like gold which is found in free elemental state

Combined ores , on the other hand , refers to the minerals of metals which does not occur in free elemental state.

For example iron occurs as haematite which is iron combined with oxygen.

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Answer 2

Answer:

Are example for metallic mineral

Explanation: