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The hardest substance in a rock would be the hardest mineral of which the rock is composed.
Wiki User
∙ 15y ago
Wiki User
∙ 13y agoWell, there is no specific "hardest rock", but the hardest rocks often contain quartz. However, the hardest mineral is diamonds.
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What's the hardest rock?
The hardest rock is PANTERA, or Diamonds. Depending on your question.
What is the second hardest natural substance on earth?
The hardest substance that is naturally occurring is a diamond. However, there are harder substances that have been made by scientists in labs.
Is a dimand the hardest rock?
yes
What is the hardest rock between granite and diamond?
The harder rock is diamond
What is the hardest igneous rock?
Probably orthoquartzite, although some consider it a metamorphic rock.
Which rock on earth is the hardest?
The diamond is the hardest rock (or mineral).
What is the softest rock to hardest rock?
the softest rock is talc and the hardest is a diamond
Is corundum the hardest rock?
Corundum is a mineral, therefore it could not be the hardest rock.
What's the hardest rock?
The hardest rock is PANTERA, or Diamonds. Depending on your question.
What is the second hardest rock in the world?
Diorite is the second hardest rock in the worl - Vellond
Which is the hardest rock?
Music or an actual rock?
What is the second hardest natural substance on earth?
The hardest substance that is naturally occurring is a diamond. However, there are harder substances that have been made by scientists in labs.
Are diamonds the stronfgest rock?
Diamonds are the hardest rock.
What rock or mineral is the hardest?
Corundum.
Is the diamond the hardest rock?
yes
Is a dimand the hardest rock?
yes
Is a diamond a hard rock?
Yes, it is the hardest natural rock on earth.
