The general Peridotite and Obsidian definition can be stated as: Peridotite is a dense, coarse-grained plutonic is the main constituent of the earth's mantle. On the other hand, Obsidian is a naturally occurring volcanic glass formed as an extrusive igneous rock. It is produced when felsic lava extruded from a volcano cools rapidly with minimum crystal growth. Along with definition of Peridotite and Obsidian, get to know about Properties of Peridotite and Obsidian. Get to know more information about Peridotite and Obsidian origin and discoverer, etymology and class.
The history of Peridotite and Obsidian gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.
Peridotite and Obsidian definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Peridotite and Obsidian. In this section, you will know about Peridotite and Obsidian Origin and Discoverer. Origin of Peridotite is Pike County, U.S whereas Origin of Obsidian is Ethiopia. It is interesting to know the name of Peridotite and Obsidian discoverer. The Discoverer of Peridotite is Unknown and the discoverer of Obsidian is Obsius.
Along with Peridotite and Obsidian definition, know more about the etymology of Peridotite and Obsidian. Etymology of Peridotite and Obsidian gives information about origin and formation of a particular rock. Know more about Formation of Peridotite and Formation of Obsidian. The etymology of Peridotite is From French, from peridot + -ite while that of Obsidian is From French, from peridot + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Peridotite and Obsidian belong to Igneous Rocks. The sub-class, group and other categories of Peridotite and Obsidian are listed below.
For Peridotite,
For Obsidian,
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