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Arkose
Arkose

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Arkose and Schist Definition

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1 Definition
1.1 Definition
Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar
Schist is a medium grade metamorphic rock with medium to large, flat, sheet like grains in a preferred orientation
1.2 History
1.2.1 Origin
France
Unknown
1.2.2 Discoverer
Alexandre Brongniart
Unknown
1.3 Etymology
From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones
From French schiste, Greek skhistos i.e. split
1.4 Class
Sedimentary Rocks
Metamorphic Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Not Applicable
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock

Definition of Arkose and Schist

The general Arkose and Schist definition can be stated as: Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. On the other hand, Schist is a medium grade metamorphic rock with medium to large, flat, sheet like grains in a preferred orientation. Along with definition of Arkose and Schist, get to know about Properties of Arkose and Schist. Get to know more information about Arkose and Schist origin and discoverer, etymology and class.

History of Arkose and Schist

The history of Arkose and Schist 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.

Arkose and Schist Origin and Discoverer

Arkose and Schist definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Arkose and Schist. In this section, you will know about Arkose and Schist Origin and Discoverer. Origin of Arkose is France whereas Origin of Schist is Unknown. It is interesting to know the name of Arkose and Schist discoverer. The Discoverer of Arkose is Alexandre Brongniart and the discoverer of Schist is Unknown.

Etymology of Arkose and Schist

Along with Arkose and Schist definition, know more about the etymology of Arkose and Schist. Etymology of Arkose and Schist gives information about origin and formation of a particular rock. Know more about Formation of Arkose and Formation of Schist. The etymology of Arkose is From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones while that of Schist is From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Arkose belongs to Sedimentary Rocks while Schist belongs to Metamorphic Rocks. The sub-class, group and other categories of Arkose and Schist are listed below.

For Arkose,

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

For Schist,

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