Question

The hardest mineral is _____ with a hardness of _____.

A. quartz; 1
B. quartz; 10
C. diamond; 1
D. diamond; 10

Answer 1

Should be B and C don't know if this is right

Answer 2

D; diamond is always at the top of the scale, being the hardest mineral. There are ten minerals in Mohs scale, talc, gypsum, calcite, fluorite, apatite, orthoclase, quartz, topaz, corundum, and for last and hardest, diamond.