Granite hardens within the earth’s crust, where temperatures are higher, so it cools much more slowly, allowing time for larger crystals to be formed. Sedimentary rocks close sedimentary ...

Do all living things turn into a fossil once they die ... but gradually fossils become exposed at the surface where we can find them. 'Because of how they form, fossils occur in sedimentary rocks. So ...

Whether sedimentary ... in size, are formed during sedimentation and compacted over time, determining the permeability. These ...

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 ...