Mylonite and Pegmatite Definition

Definition of Mylonite and Pegmatite

The general Mylonite and Pegmatite definition can be stated as: Mylonite is a metamorphic rock formed by ductile deformation during intense shearing encountered during folding and faulting, a process termed cataclastic or dynamic metamorphism. On the other hand, Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. Along with definition of Mylonite and Pegmatite, get to know about Properties of Mylonite and Pegmatite. Get to know more information about Mylonite and Pegmatite origin and discoverer, etymology and class.

History of Mylonite and Pegmatite

The history of Mylonite and Pegmatite 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.

Mylonite and Pegmatite Origin and Discoverer

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

Etymology of Mylonite and Pegmatite

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

For Mylonite,

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

For Pegmatite,

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