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Tonalite and Marl Definition


Marl and Tonalite Definition


Definition

Definition
Tonalite is a coarse-grained plutonic rock consisting mainly of sodic plagioclase, quartz, and hornblende or other mafic minerals with phaneritic texture   
Marl is an unconsolidated sedimentary rock consisting of clay and lime   

History
  
  

Origin
Tonale, Italy   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
From Tonale Pass, northern Italy, + -ite1   
From Old French marle, from Late Latin marglia   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Plutonic   
Not Applicable   

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

Texture >>
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Definition of Tonalite and Marl

The general Tonalite and Marl definition can be stated as: Tonalite is a coarse-grained plutonic rock consisting mainly of sodic plagioclase, quartz, and hornblende or other mafic minerals with phaneritic texture. On the other hand, Marl is an unconsolidated sedimentary rock consisting of clay and lime. Along with definition of Tonalite and Marl, get to know about Properties of Tonalite and Marl. Get to know more information about Tonalite and Marl origin and discoverer, etymology and class.

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History of Tonalite and Marl

The history of Tonalite and Marl 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.

Tonalite and Marl Origin and Discoverer

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

Etymology of Tonalite and Marl

Along with Tonalite and Marl definition, know more about the etymology of Tonalite and Marl. Etymology of Tonalite and Marl gives information about origin and formation of a particular rock. Know more about Formation of Tonalite and Formation of Marl. The etymology of Tonalite is From Tonale Pass, northern Italy, + -ite1 while that of Marl is From Tonale Pass, northern Italy, + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tonalite belongs to Igneous Rocks while Marl belongs to Sedimentary Rocks. The sub-class, group and other categories of Tonalite and Marl are listed below.

For Tonalite,

For Marl,

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