This produces the top quality of raw material with a hardness of 8.75 to 9.00 (diamond is 10.00 on the Mohs scale of hardness).
(This; produces; the top quality of raw material) (diamond; is; 10.00 on the Mohs scale of hardness)
This diamond
produces is
the top quality of raw material
10.00 on the Mohs scale of hardness