In the mining process, diamonds are separated from other materials using water and gravity.
Minerals included in diamonds are called flaws or inclusions. Generally, with gem-quality diamonds, these are cut away from the finished diamond.
Trace minerals, however, can give a diamond its colour. Boron and nitrogen are both examples of other minerals included in a diamond, giving the diamond a blue or yellow cast, respectively.
A diamond. Actually, a diamond can be scratched my other minerals.
DIAMOND
Diamond is the hardest mineral and can only be scratched by another diamond.
Mineral X could be anything. Diamond is the hardest mineral (10 on Mohs' scale) and can scratch all other minerals including another diamond.
This is diamond.
A diamond is the hardest mineral. A diamond can scratch all other minerals or rocks and cannot be scratched by another mineral or rock except another diamond.
A diamond is the only material that cannot be scratched by any other than itself.
DIAMOND
Diamond
Diamond is the hardest mineral that can scratch a steel knife or window glass.
According to the scientificly accepted "Moh's Scale" Diamond would rank 1st.
Diamond is the hardest natural mineral; nothing is harder.