Building Materials - Engineering

Q1:

A rock contains only one mineral. It is called

A homogeneous

B non-homogeneous

C monomineralic

D polymineralic.

ANS:C - monomineralic

Rocks are comprised of minerals, but minerals are not comprised of rocks. Minerals are inorganic compounds with unique chemical structures and physical properties that occur naturally. Rocks are solid masses that don't naturally occur. For example, the minerals quartz and feldspar, when formed together, make granite, which is a rock.