The general Obsidian and Scoria 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, Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities. Along with definition of Obsidian and Scoria, get to know about Properties of Obsidian and Scoria. Get to know more information about Obsidian and Scoria origin and discoverer, etymology and class.
The history of Obsidian and Scoria 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 Scoria definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Obsidian and Scoria. In this section, you will know about Obsidian and Scoria Origin and Discoverer. Origin of Obsidian is Ethiopia whereas Origin of Scoria is Unknown. It is interesting to know the name of Obsidian and Scoria discoverer. The Discoverer of Obsidian is Obsius and the discoverer of Scoria is Unknown.
Along with Obsidian and Scoria definition, know more about the etymology of Obsidian and Scoria. Etymology of Obsidian and Scoria gives information about origin and formation of a particular rock. Know more about Formation of Obsidian and Formation of Scoria. The etymology of Obsidian is From Latin obsidianus, misprint of Obsianus (lapis) (stone) of Obsius while that of Scoria 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 and Scoria belong to Igneous Rocks. The sub-class, group and other categories of Obsidian and Scoria are listed below.
For Obsidian,
For Scoria,
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