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Trondhjemite
Trondhjemite

Mylonite
Mylonite



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Trondhjemite
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Mylonite

Trondhjemite and Mylonite Definition

1 Definition
1.1 Definition
Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.
Mylonite is a metamorphic rock formed by ductile deformation during intense shearing encountered during folding and faulting, a process termed cataclastic or dynamic metamorphism
1.2 History
1.2.1 Origin
Tonale, Italy
New Zealand
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
Not Available
From Greek mulōn mill + -ite
1.4 Class
Igneous Rocks
Metamorphic Rocks
1.4.1 Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Plutonic
Not Applicable
1.6 Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Definition of Trondhjemite and Mylonite

The general Trondhjemite and Mylonite definition can be stated as: Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. On the other hand, Mylonite is a metamorphic rock formed by ductile deformation during intense shearing encountered during folding and faulting, a process termed cataclastic or dynamic metamorphism. Along with definition of Trondhjemite and Mylonite, get to know about Properties of Trondhjemite and Mylonite. Get to know more information about Trondhjemite and Mylonite origin and discoverer, etymology and class.

History of Trondhjemite and Mylonite

The history of Trondhjemite and Mylonite 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.

Trondhjemite and Mylonite Origin and Discoverer

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

Etymology of Trondhjemite and Mylonite

Along with Trondhjemite and Mylonite definition, know more about the etymology of Trondhjemite and Mylonite. Etymology of Trondhjemite and Mylonite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Mylonite. The etymology of Trondhjemite is not available while that of Mylonite is not available. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trondhjemite belongs to Igneous Rocks while Mylonite belongs to Metamorphic Rocks. The sub-class, group and other categories of Trondhjemite and Mylonite are listed below.

For Trondhjemite,

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

For Mylonite,

  • Sub-class: Durable Rock and Medium Hardness Rock
  • Group: Not applicable
  • Other Categories: Fine grained rock and Opaque rock