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liq [111]
4 years ago
12

The hardest known mineral is _____. topaz talc diamond graphite

Biology
2 answers:
Anettt [7]4 years ago
7 0
The answer is diamond.
RoseWind [281]4 years ago
5 0
Hi there, thanks for asking a question here on Brainly!

The hardest known mineral in this planet is the diamond. 

Answer: Letter C ✅

Hope that helps! ★ If you have further questions about this question or need more help, feel free to comment below or post another question and send the link to me. -UnicornFudge aka Nadia 

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