Rock .

Product Description

The Rock is any naturally occurring solid mass or aggregate of minerals or mineraloid matter. It is categorized by the minerals included, its chemical composition and the way in which it is formed. It can consist of a single mineral or of several minerals that are either tightly compacted or held together by a cement-like mineral matrix. They can be used in construction and as a source of valuable minerals located inside the rocks. The Rock is made for commercial uses.