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Chalk and Foidolite Definition


Foidolite and Chalk Definition


Definition

Definition
Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers  
Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%  

History
  
  

Origin
-  
-  

Discoverer
Unknown  
Unknown  

Etymology
From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone  
From the mineral feldspathoid which is the main content of rock  

Class
Sedimentary Rocks  
Igneous Rocks  

Sub-Class
Durable Rock, Soft Rock  
Durable Rock, Soft Rock  

Family
  
  

Group
-  
Plutonic  

Other Categories
Fine Grained Rock, Opaque Rock  
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock  

Texture >>
<< Summary

Definition of Chalk and Foidolite

The general Chalk and Foidolite definition can be stated as: Chalk is a soft, white, powdery limestone consisting mainly of fossil shells of foraminifers. On the other hand, Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%. Along with definition of Chalk and Foidolite, get to know about Properties of Chalk and Foidolite. Get to know more information about Chalk and Foidolite origin and discoverer, etymology and class.

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History of Chalk and Foidolite

The history of Chalk and Foidolite 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.

Chalk and Foidolite Origin and Discoverer

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

Etymology of Chalk and Foidolite

Along with Chalk and Foidolite definition, know more about the etymology of Chalk and Foidolite. Etymology of Chalk and Foidolite gives information about origin and formation of a particular rock. Know more about Formation of Chalk and Formation of Foidolite. The etymology of Chalk is From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone while that of Foidolite is From old English cealc chalk, lime, plaster; pebble, from Greek khalix small pebble, in English transferred to the opaque, white, soft limestone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Chalk belongs to Sedimentary Rocks while Foidolite belongs to Igneous Rocks. The sub-class, group and other categories of Chalk and Foidolite are listed below.

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