Gneiss and Cataclasite Definition

Definition of Gneiss and Cataclasite

The general Gneiss and Cataclasite definition can be stated as: 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. On the other hand, Cataclasite is a type of cataclastic rock that is formed by fracturing and comminution during faulting. It is normally cohesive and non-foliated, consisting of angular clasts in a finer-grained matrix. Along with definition of Gneiss and Cataclasite, get to know about Properties of Gneiss and Cataclasite. Get to know more information about Gneiss and Cataclasite origin and discoverer, etymology and class.

History of Gneiss and Cataclasite

The history of Gneiss and Cataclasite 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.

Gneiss and Cataclasite Origin and Discoverer

Gneiss and Cataclasite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Gneiss and Cataclasite. In this section, you will know about Gneiss and Cataclasite Origin and Discoverer. Origin of Gneiss is whereas Origin of Cataclasite is Swiss Alps, Europe. It is interesting to know the name of Gneiss and Cataclasite discoverer. The Discoverer of Gneiss is Unknown and the discoverer of Cataclasite is Michael Tellinger.

Etymology of Gneiss and Cataclasite

Along with Gneiss and Cataclasite definition, know more about the etymology of Gneiss and Cataclasite. Etymology of Gneiss and Cataclasite gives information about origin and formation of a particular rock. Know more about Formation of Gneiss and Formation of Cataclasite. The etymology of Gneiss is From the Middle High German verb gneist (to spark; so called because the rock glitters) while that of Cataclasite is From the Middle High German verb gneist (to spark; so called because the rock glitters). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gneiss and Cataclasite belong to Metamorphic Rocks. The sub-class, group and other categories of Gneiss and Cataclasite are listed below.

For Gneiss,

• Sub-class: Durable Rock and Hard Rock
• Group:
• Other Categories: Coarse grained rock, Medium grained rock and Opaque rock

For Cataclasite,

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