Types Of Rocks How They Re Formed And How To Identify Them
Rocks are mineral aggregates that have qualities that are a mixture of all their mineral traces.A rock type can be defined by any unique combination of chemical composition, mineralogy, grain size, shape, or other distinguishing properties. Except for the liquid outer core and pockets of magma in the asthenosphere, a rock makes up the crust, which is the Earth’s solid outer layer, and most of its interior. Crystallization, erosion, metamorphism, and sedimentation are the processes that turn one rock type into anotherDid you know that rose Quartz, a pink form of quartz, is popular in South Dakota?...