Rocks can only be made up of one mineral or organic material. true false

The statement is false

Explanation:

Rocks make many layers on the surface on earth which make the earth crust. Minerals are the ingredients which are responsible for making rocks and every rock is made up of one or a mixture of minerals and these minerals are made up of one or more elements.

The common mineral that is responsible for making rocks are amphibole, olivine,  calcite, mica, feldspar, and quartz. So when one or more than one of these minerals aggregate it form rocks. The common rocks are limestone, granite,  sandstone, and basalt. Therefore the statement is false.

the denominator has a very specific role.