Eclogite and Gneiss Definition

Definition of Eclogite and Gneiss

The general Eclogite and Gneiss 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, Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks. Along with definition of Eclogite and Gneiss, get to know about Properties of Eclogite and Gneiss. Get to know more information about Eclogite and Gneiss origin and discoverer, etymology and class.

History of Eclogite and Gneiss

The history of Eclogite and Gneiss 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 Gneiss Origin and Discoverer

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

Etymology of Eclogite and Gneiss

Along with Eclogite and Gneiss definition, know more about the etymology of Eclogite and Gneiss. Etymology of Eclogite and Gneiss gives information about origin and formation of a particular rock. Know more about Formation of Eclogite and Formation of Gneiss. The etymology of Eclogite is From French, Greek eklogē selection with reference to the selective content of the rock + -ite1 while that of Gneiss 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 and Gneiss belong to Metamorphic Rocks. The sub-class, group and other categories of Eclogite and Gneiss 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 Gneiss,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Medium grained rock and Opaque rock