smash one into the other, the hardest will damage or break the soffest
The hardest substance in a rock would be the hardest mineral of which the rock is composed.
The diamond is the hardest rock (or mineral).
Corundum is a mineral, therefore it could not be the hardest rock.
Hardest Mineral=Diamond Second would be corundum.etc. etc....but these are minerals. Rocks are a combination of at least 2 minerals. A hard "rock" would be nearly any mafic, igneous rock.
Diamonds is not a stone it's crystal actually. But the hardest stone is granite stone.
Diorite is the second hardest rock in the worl - Vellond
The hardest rock is PANTERA, or Diamonds. Depending on your question.
Music or an actual rock?
Diamonds are the hardest rock.
yes
Corundum.
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).