Cause t aint
A material composed of a multiple of minerals is a rock. Such is the case with gabbro.
Because rocks are made up of minerals but minerals aren't made up of rocks. Rocks are made up of little bits of many minerals. An example is granite. You know how it has speckles in it? Those are a...
In terms of weight, a stone is equal to 14lbs.
All rocks are made of minerals