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Mudstone and Rapakivi Granite Definition


Rapakivi Granite and Mudstone Definition


Definition

Definition
Mudstone is a fine-grained, dark gray sedimentary rock, which is formed from silt and clay and is similar to shale but has less laminations   
Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase   

History
  
  

Origin
Unknown   
Finland, Europe   

Discoverer
Unknown   
Jakob Sederholm   

Etymology
From the English mud and stone, from low German mudde and stainaz   
From Finnish Rapakivi which stands for crumbly rock   

Class
Sedimentary Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Plutonic   

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

Texture >>
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Definition of Mudstone and Rapakivi Granite

The general Mudstone and Rapakivi Granite definition can be stated as: Mudstone is a fine-grained, dark gray sedimentary rock, which is formed from silt and clay and is similar to shale but has less laminations. On the other hand, Rapakivi Granite is a hornblende-biotite Granite containing large rounded crystals of orthoclase which are mantled with oligoclase. Along with definition of Mudstone and Rapakivi Granite, get to know about Properties of Mudstone and Rapakivi Granite. Get to know more information about Mudstone and Rapakivi Granite origin and discoverer, etymology and class.

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History of Mudstone and Rapakivi Granite

The history of Mudstone and Rapakivi Granite 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.

Mudstone and Rapakivi Granite Origin and Discoverer

Mudstone and Rapakivi Granite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Mudstone and Rapakivi Granite. In this section, you will know about Mudstone and Rapakivi Granite Origin and Discoverer. Origin of Mudstone is Unknown whereas Origin of Rapakivi Granite is Finland, Europe. It is interesting to know the name of Mudstone and Rapakivi Granite discoverer. The Discoverer of Mudstone is Unknown and the discoverer of Rapakivi Granite is Jakob Sederholm.

Etymology of Mudstone and Rapakivi Granite

Along with Mudstone and Rapakivi Granite definition, know more about the etymology of Mudstone and Rapakivi Granite. Etymology of Mudstone and Rapakivi Granite gives information about origin and formation of a particular rock. Know more about Formation of Mudstone and Formation of Rapakivi Granite. The etymology of Mudstone is From the English mud and stone, from low German mudde and stainaz while that of Rapakivi Granite is From the English mud and stone, from low German mudde and stainaz. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Mudstone belongs to Sedimentary Rocks while Rapakivi Granite belongs to Igneous Rocks. The sub-class, group and other categories of Mudstone and Rapakivi Granite are listed below.

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