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Nieshtze t1_iu2b1wf wrote

Reply to comment by artaig in It's weird that diamonds are so valuable. They're just shiny objects. by SenorDipstick

Aren't diamonds supposed to be pretty brittle?

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soclda t1_iu2i9c2 wrote

They’re actually very strong due to how the atoms are bonded; they use diamonds to cut and shape other diamonds, as well as using them as drills, etc. On the Mohs hardness scale, they score a 10 out of 10. That doesn’t mean they can’t be scratched or chip, but they’re definitely tough.

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