Diamond is the hardest mineral known.
The harder rock is diamond
diamond is harder if it can be scratched by a rock its glass
Harder..One of the hardest things in the natural world.
Diamond is the hardest mineral on earth. It can also cut through any other material. Interestingly, they use diamonds to cut diamonds. Thus: diamond is harder than zinc.
A diamond is technically "harder", but diamonds are brittle; they can be crushed or broken, but it's very difficult to CUT one. The diamond "cutting" process is a combination of fracturing and grinding, not actually "cutting" the diamond. Bedrock is easy to cut, with steel tools.
Diamond is harder than onyx.
Diamond is harder than plastic.
No, diamond is harder than enamel.
Diamond is harder than any metal.
No. Diamond is harder than emerald.
Diamond is harder than steel: you can scratch steel with a diamond, but steel will not scratch a diamond.
diamond
A diamond
nothings harder than a diamond
Nothing is harder then a diamond. Only like a drill can break it.
Yes, diamond is harder than granite. Diamond is the hardest mineral known. And it is several times harder than granite.
Yes, the mineral we know as diamond is harder than any steel. Diamond is the hardest substance we know of.