Mylonite and Obsidian Definition

Definition of Mylonite and Obsidian

The general Mylonite and Obsidian definition can be stated as: Mylonite is a metamorphic rock formed by ductile deformation during intense shearing encountered during folding and faulting, a process termed cataclastic or dynamic metamorphism. 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 Mylonite and Obsidian, get to know about Properties of Mylonite and Obsidian. Get to know more information about Mylonite and Obsidian origin and discoverer, etymology and class.

History of Mylonite and Obsidian

The history of Mylonite 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.

Mylonite and Obsidian Origin and Discoverer

Mylonite and Obsidian definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Mylonite and Obsidian. In this section, you will know about Mylonite and Obsidian Origin and Discoverer. Origin of Mylonite is New Zealand whereas Origin of Obsidian is Ethiopia. It is interesting to know the name of Mylonite and Obsidian discoverer. The Discoverer of Mylonite is Unknown and the discoverer of Obsidian is Obsius.

Etymology of Mylonite and Obsidian

Along with Mylonite and Obsidian definition, know more about the etymology of Mylonite and Obsidian. Etymology of Mylonite and Obsidian gives information about origin and formation of a particular rock. Know more about Formation of Mylonite and Formation of Obsidian. The etymology of Mylonite is From Greek mulōn mill + -ite while that of Obsidian is From Greek mulōn mill + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Mylonite belongs to Metamorphic Rocks while Obsidian belongs to Igneous Rocks. The sub-class, group and other categories of Mylonite and Obsidian are listed below.

For Mylonite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Fine grained rock and Opaque rock

For Obsidian,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: Opaque rock