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Gritstone and Anorthosite Definition


Anorthosite and Gritstone Definition


Definition

Definition
Gritstone or grit is a hard, coarse-grained, siliceous sandstone  
Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase  

History
  
  

Origin
Pennines, England  
-  

Discoverer
J.J. Ferber  
Unknown  

Etymology
From Grit + Stone  
From French anorthose plagioclase + -ite1  

Class
Sedimentary Rocks  
Igneous Rocks  

Sub-Class
Durable Rock, Hard Rock  
Durable Rock, Medium Hardness Rock  

Family
  
  

Group
-  
Plutonic  

Other Categories
Coarse Grained Rock, Opaque Rock  
Coarse Grained Rock, Opaque Rock  

Texture >>
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Definition of Gritstone and Anorthosite

The general Gritstone and Anorthosite definition can be stated as: Gritstone or grit is a hard, coarse-grained, siliceous sandstone. On the other hand, Anorthosite is a granular igneous rock composed largely of labradorite or plagioclase. Along with definition of Gritstone and Anorthosite, get to know about Properties of Gritstone and Anorthosite. Get to know more information about Gritstone and Anorthosite origin and discoverer, etymology and class.

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History of Gritstone and Anorthosite

The history of Gritstone 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.

Gritstone and Anorthosite Origin and Discoverer

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

Etymology of Gritstone and Anorthosite

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

For Gritstone,

For Anorthosite,

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