What is a rock? A stone is actually any sort of normally looking, glazed or even residing mass of stone or even minerals. It is categorized in to the minerals existing, its composition and also just how it is made up. It is actually a tough mass of rock comprised of silica, … [Read more...] about What is a rock? A rock is actually any type of normally looking, glazed or even staying mass of stone or even minerals. It is identified into the minerals current, its own composition and also just how it is actually made up.