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The hardEST is a diamond, and some other hard ones are corundum and topaz. If you look up Moh's hardness scale, it will show you some.

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12y ago
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6mo ago

The hardest natural mineral after diamond is moissanite, a rare mineral composed of silicon carbide. Moissanite is often used as a diamond alternative in jewelry due to its hardness and brilliance.

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16y ago

Corundum.

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12y ago

obsidian

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Q: What is the hardest rock in the world besides diamond?
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Related questions

What is the softest rock in the world?

talc is the softest rock in the world while diamond is the hardest rock


Which rock on earth is the hardest?

The diamond is the hardest rock (or mineral).


Where is the hards rock in the world?

Diamond is the hardest rock in the world and we can gate it from nature .also man make it but it is not a real .


What is the hardest rock between granite and diamond?

The harder rock is diamond


Is the diamond the hardest rock?

yes


What's the hardest rock?

The hardest rock is PANTERA, or Diamonds. Depending on your question.


What is the hardest natural rock on Earth?

diamond


What is the most hardest rock on earth?

Diamond.


What is the second hardest natural substance on earth?

The second hardest natural substance on earth is moissanite, which is a mineral composed of silicon carbide. Only diamond, which is made of pure carbon, is harder than moissanite.


Which is the hardest rock diamond sand stone marble granite?

Diamond


Is a diamond a hard rock?

Yes, it is the hardest natural rock on earth.


What is the softest rock to hardest rock?

The softest rock is generally talc, with a Mohs hardness of 1, while the hardest rock is diamond, with a Mohs hardness of 10. Other common rocks fall in between, such as gypsum (2), calcite (3), quartz (7), and feldspar (6-7).