Other contributors have said "What are the hardest minerals?" is the same question as "Name the hardest minerals?" If you believe that these are not asking the same thing and should be answered differently, click here

Name the hardest minerals?

Answer:

Garnet, topaz, corundum, and diamond (in order of ascending hardness).
Contributor: Kodiakcathy
First answer by Jones1rocks. Last edit by Jones1rocks. Contributor trust: 1566 [recommend contributor recommended]. Question popularity: 9 [recommend question].