What characteristics makes a substance a mineral?
A. It is hard
B. It is organic
C. Its structure is crystal
D. Its a liquid, solid, or gas

Respuesta :

Answer:c-its structure is crystal

Explanation:

A substance is called a mineral if it meets the following requirement

naturally occurring,

inorganic,

solid,

definite chemical composition,

ordered internal structure

So the definite answer is crystal structure because they have an ordered internal structure.

Hope it helps