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Gneiss
Gneiss

Troctolite
Troctolite



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Gneiss and Troctolite Definition

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Definition

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
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Unknown
From the Middle High German verb gneist (to spark; so called because the rock glitters)
Metamorphic Rocks
Durable Rock, Hard Rock
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Coarse Grained Rock, Medium Grained Rock, Opaque Rock
 
Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro
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Christian Leopold von Buch
From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)
Igneous Rocks
Durable Rock, Hard Rock
Plutonic
Coarse Grained Rock, Opaque Rock

Definition of Gneiss and Troctolite

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

History of Gneiss and Troctolite

The history of Gneiss and Troctolite 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 Troctolite Origin and Discoverer

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

Etymology of Gneiss and Troctolite

Along with Gneiss and Troctolite definition, know more about the etymology of Gneiss and Troctolite. Etymology of Gneiss and Troctolite gives information about origin and formation of a particular rock. Know more about Formation of Gneiss and Formation of Troctolite. The etymology of Gneiss is while that of Troctolite 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 Troctolite belong to . The sub-class, group and other categories of Gneiss and Troctolite are listed below.

For Gneiss,

  • Sub-class:
  • Group:
  • Other Categories:

For Troctolite,

  • Sub-class:
  • Group:
  • Other Categories: