Answer:
They consist mainly of iron-nickel metal with small amounts of sulphide and carbide minerals. During the decay of radioactive elements in the early history of the solar system, many asteroids melted and the iron they contained, being dense, sank to the centre to form a metallic core.
Explanation:
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Isn’t the answer to C when one goes over the top of another?
Hi there, thanks for asking a question here on Brainly!
The hardest known mineral in this planet is the
diamond. Answer: Letter C ✅
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