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Arkose
Arkose

Anorthosite
Anorthosite



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Arkose
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Arkose and Anorthosite Definition

1 Definition
1.1 Definition
Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar
Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase
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 anorthose plagioclase + -ite1
1.4 Class
Sedimentary Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Not Applicable
Plutonic
1.6 Other Categories
Coarse Grained Rock, Opaque Rock
Coarse Grained Rock, Opaque Rock

Definition of Arkose and Anorthosite

The general Arkose and Anorthosite definition can be stated as: Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. On the other hand, Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. Along with definition of Arkose and Anorthosite, get to know about Properties of Arkose and Anorthosite. Get to know more information about Arkose and Anorthosite origin and discoverer, etymology and class.

History of Arkose and Anorthosite

The history of Arkose and Anorthosite 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 Anorthosite Origin and Discoverer

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

Etymology of Arkose and Anorthosite

Along with Arkose and Anorthosite definition, know more about the etymology of Arkose and Anorthosite. Etymology of Arkose and Anorthosite gives information about origin and formation of a particular rock. Know more about Formation of Arkose and Formation of Anorthosite. 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 Anorthosite 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 Anorthosite belongs to Igneous Rocks. The sub-class, group and other categories of Arkose and Anorthosite are listed below.

For Arkose,

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

For Anorthosite,

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