Peridotite and Gneiss Definition

Definition of Peridotite and Gneiss

The general Peridotite and Gneiss definition can be stated as: Peridotite is a dense, coarse-grained plutonic is the main constituent of the earth's mantle. 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 Peridotite and Gneiss, get to know about Properties of Peridotite and Gneiss. Get to know more information about Peridotite and Gneiss origin and discoverer, etymology and class.

History of Peridotite and Gneiss

The history of Peridotite 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.

Peridotite and Gneiss Origin and Discoverer

Peridotite and Gneiss definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Peridotite and Gneiss. In this section, you will know about Peridotite and Gneiss Origin and Discoverer. Origin of Peridotite is Pike County, U.S whereas Origin of Gneiss is Unknown. It is interesting to know the name of Peridotite and Gneiss discoverer. The discoverer of Peridotite and Gneiss are Unknown.

Etymology of Peridotite and Gneiss

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

For Peridotite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Plutonic
• Other Categories: Coarse 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