The general Obsidian and Migmatite definition can be stated as: 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. On the other hand, Migmatite is typically a granitic rock within a metamorphic host rock which is composed of two intermingled but distinguishable components. Along with definition of Obsidian and Migmatite, get to know about Properties of Obsidian and Migmatite. Get to know more information about Obsidian and Migmatite origin and discoverer, etymology and class.
The history of Obsidian and Migmatite 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.
Obsidian and Migmatite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Obsidian and Migmatite. In this section, you will know about Obsidian and Migmatite Origin and Discoverer. Origin of Obsidian is Ethiopia whereas Origin of Migmatite is Southern Alps, France. It is interesting to know the name of Obsidian and Migmatite discoverer. The Discoverer of Obsidian is Obsius and the discoverer of Migmatite is Jakob Sederholm.
Along with Obsidian and Migmatite definition, know more about the etymology of Obsidian and Migmatite. Etymology of Obsidian and Migmatite gives information about origin and formation of a particular rock. Know more about Formation of Obsidian and Formation of Migmatite. The etymology of Obsidian is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius while that of Migmatite is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Obsidian belongs to Igneous Rocks while Migmatite belongs to Metamorphic Rocks. The sub-class, group and other categories of Obsidian and Migmatite are listed below.
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