World Hardest Substance in the world.?

Another natural substance known as Lonsdaleite has replaced diamond as the hardest substance known to main. The mineral also called hexagonal diamond has a different arrangement of carbon atoms as compared to a diamond. Next mineral to fall in this category would be Wurtzite boron. It can withstand more stress then... show more Another natural substance known as Lonsdaleite has replaced diamond as the hardest substance known to main. The mineral also called hexagonal diamond has a different arrangement of carbon atoms as compared to a diamond. Next mineral to fall in this category would be Wurtzite boron. It can withstand more stress then diamond.
3 answers 3