Greywacke and Pyrolite Definition

Definition of Greywacke and Pyrolite

The general Greywacke and Pyrolite 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, Pyrolite is an igneous rock consisting of about three parts of peridotite and one part of basalt. Along with definition of Greywacke and Pyrolite, get to know about Properties of Greywacke and Pyrolite. Get to know more information about Greywacke and Pyrolite origin and discoverer, etymology and class.

History of Greywacke and Pyrolite

The history of Greywacke and Pyrolite 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 Pyrolite Origin and Discoverer

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

Etymology of Greywacke and Pyrolite

Along with Greywacke and Pyrolite definition, know more about the etymology of Greywacke and Pyrolite. Etymology of Greywacke and Pyrolite gives information about origin and formation of a particular rock. Know more about Formation of Greywacke and Formation of Pyrolite. The etymology of Greywacke is From German Grauwacke, from grau grey + wacke while that of Pyrolite 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 Pyrolite belongs to Igneous Rocks. The sub-class, group and other categories of Greywacke and Pyrolite are listed below.

For Greywacke,

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

For Pyrolite,

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