Identify the following as mineral or ore:
a) it is always made up of the same chemical...
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.
Answers: 1
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