Greywacke and Kenyte Definition

Definition of Greywacke and Kenyte

The general Greywacke and Kenyte 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, Kenyte is a variety of porphyritic phonolite or trachyte rock with rhomb shaped phenocrysts of anorthoclase with variable olivine and augite in a glassy matrix. Along with definition of Greywacke and Kenyte, get to know about Properties of Greywacke and Kenyte. Get to know more information about Greywacke and Kenyte origin and discoverer, etymology and class.

History of Greywacke and Kenyte

The history of Greywacke and Kenyte 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 Kenyte Origin and Discoverer

Greywacke and Kenyte definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Greywacke and Kenyte. In this section, you will know about Greywacke and Kenyte Origin and Discoverer. Origin of Greywacke is Unknown whereas Origin of Kenyte is Mount Kenya. It is interesting to know the name of Greywacke and Kenyte discoverer. The Discoverer of Greywacke is Unknown and the discoverer of Kenyte is J. W. Gregory.

Etymology of Greywacke and Kenyte

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

For Greywacke,

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

For Kenyte,

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