Igneous rocks form from molten rocks, which are thick, fluid masses of very hot elements and compounds. There are many different types of igneous rocks. However, they were once
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Any rock (igneous, sedimentary, or metamorphic) can become a metamorphic rock. If rocks are buried deep in the Earth at high temperatures and pressures, they form new minerals and textures all without
Metamorphic rocks record how temperature and pressure affected an area when it was forming. The rocks provide clues to their transformation into a metamorphic rocks. Metamorphi
Encyclopedic entry. Sediment is solid material that is moved and deposited in a new location. Sediment can consist of rocks and minerals, as well as the remains of plants and animals.
Sedimentary rock formation begins with igneous, metamorphic, or other sedimentary rocks. When these rocks are exposed at the earths surface they begin the process of becoming sedimentary rocks.
Rock divisions occur in three major families based on how they formed: igneous, sedimentary, and metamorphic. Each group contains a collection of rock types that differ from each other on the basis of
Photographs and information for a large collection of igneous, metamorphic and sedimentary rocks. Geology.com