Greywacke and Mylonite Definition

Definition of Greywacke and Mylonite

The general Greywacke and Mylonite definition can be stated as: Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. 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 Greywacke and Mylonite, get to know about Properties of Greywacke and Mylonite. Get to know more information about Greywacke and Mylonite origin and discoverer, etymology and class.

History of Greywacke and Mylonite

The history of Greywacke 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.

Greywacke and Mylonite Origin and Discoverer

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

Etymology of Greywacke and Mylonite

Along with Greywacke and Mylonite definition, know more about the etymology of Greywacke and Mylonite. Etymology of Greywacke and Mylonite gives information about origin and formation of a particular rock. Know more about Formation of Greywacke and Formation of Mylonite. The etymology of Greywacke is From German Grauwacke, from grau grey + wacke while that of Mylonite is From German Grauwacke, from grau grey + wacke. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Greywacke belongs to Sedimentary Rocks while Mylonite belongs to Metamorphic Rocks. The sub-class, group and other categories of Greywacke and Mylonite are listed below.

For Greywacke,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Fine 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