Gneiss and Shoshonite Definition

Gneiss

Shoshonite

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Definition

Origin

Discoverer

Etymology

Class

Sub-Class

Group

Other Categories

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

Unknown

From the Middle High German verb gneist (to spark; so called because the rock glitters)

Metamorphic Rocks

Durable Rock, Hard Rock

Coarse Grained Rock, Medium Grained Rock, Opaque Rock

Shoshonite is a basaltic rock, properly a potassic trachyandesite, composed of olivine, augite and plagioclase phenocrysts in a groundmass with calcic plagioclase and sanidine and some dark-colored volcanic glass

Wyoming,USA

Iddings

From the place of origin called Shoshone riverin Wyoming

Igneous Rocks

Durable Rock, Medium Hardness Rock

Volcanic

Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock

Definition of Gneiss and Shoshonite

The general Gneiss and Shoshonite definition can be stated as: . On the other hand, . Along with definition of Gneiss and Shoshonite, get to know about Gneiss vs Shoshonite. Get to know more information about Gneiss and Shoshonite origin and discoverer, etymology and class.

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History of Gneiss and Shoshonite

The history of Gneiss and Shoshonite 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 Shoshonite Origin and Discoverer

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

Etymology of Gneiss and Shoshonite

Along with Gneiss and Shoshonite definition, know more about the etymology of Gneiss and Shoshonite. Etymology of Gneiss and Shoshonite gives information about origin and formation of a particular rock. Know more about Formation of Gneiss and Formation of Shoshonite. The etymology of Gneiss is while that of Shoshonite is . The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gneiss and Shoshonite belong to . The sub-class, group and other categories of Gneiss and Shoshonite are listed below.

For Gneiss,