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28 March, 19:52

Identify the following as mineral or ore:

A) it is always made up of the same chemical element or elements.

B) it contains crystals of a specific shape.

C) it is the primary product of mining.

D) it is rock containing elements to be extracted.

E) it leaves a characteristic streak when rubbed against a plate of unglazed porcelain.

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Answers (1)
  1. 28 March, 23:23
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    Answer:D

    Explanation:

    Menirals are obtained from the rocks ... which contain elements in combined states, specialy metals.

    These metals are then extracted and purfied by metallurgy
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