For example, marble is created when limestone is pressure-cooked within the earth, causing the minerals that compose the stone to re-form into new crystals. Sedimentary rock is formed by the ...

on Earth do not always stay the same ... Rock particles can be transported by rivers and form sedimentary rocks. 1 Sediment transport Sediment transport is the first all of the processes by ...

some of them do. It depends on what the rocks are made of – and that’s related to how they were formed. There are three main rock types: igneous, sedimentary and metamorphic. These rocks are ...