Eclogite and Obsidian Definition

Definition of Eclogite and Obsidian

The general Eclogite and Obsidian definition can be stated as: Eclogite is an extreme metamorphic rock, formed by regional metamorphism of basalt rock under very high pressure and temperature. 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 Eclogite and Obsidian, get to know about Properties of Eclogite and Obsidian. Get to know more information about Eclogite and Obsidian origin and discoverer, etymology and class.

History of Eclogite and Obsidian

The history of Eclogite 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.

Eclogite and Obsidian Origin and Discoverer

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

Etymology of Eclogite and Obsidian

Along with Eclogite and Obsidian definition, know more about the etymology of Eclogite and Obsidian. Etymology of Eclogite and Obsidian gives information about origin and formation of a particular rock. Know more about Formation of Eclogite and Formation of Obsidian. The etymology of Eclogite is From French, Greek eklogē selection with reference to the selective content of the rock + -ite1 while that of Obsidian is From French, Greek eklogē selection with reference to the selective content of the rock + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Eclogite belongs to Metamorphic Rocks while Obsidian belongs to Igneous Rocks. The sub-class, group and other categories of Eclogite and Obsidian are listed below.

For Eclogite,

• 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