Yes.
its is a mixture
are a mixture of both mafic and felsic rocks
rock is a mixture
aggregates
Conglomerates.
A heterogeneous mixture is a mixture that contains two or more of different and insoluble substances. Ex: A mixture of Sand and Rocks is a heterogeneous mixture as they do not diffuse evenly.
Rocks, air, milk, etc.
farming
are a mixture of both mafic and felsic rocks
Rocks, air, milk, etc.
Soil is a mixture of organic matter and weathered rocks. Organic matter comes from decomposed plant and animal material, while weathered rocks contribute minerals and nutrients to the soil.
Rocks (in general) are neither a single compound, or an element. They are a mixture of compounds.