Greywacke and Gabbro Definition

Definition of Greywacke and Gabbro

The general Greywacke and Gabbro 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, Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt. Along with definition of Greywacke and Gabbro, get to know about Properties of Greywacke and Gabbro. Get to know more information about Greywacke and Gabbro origin and discoverer, etymology and class.

History of Greywacke and Gabbro

The history of Greywacke and Gabbro 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 Gabbro Origin and Discoverer

Greywacke and Gabbro definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Greywacke and Gabbro. In this section, you will know about Greywacke and Gabbro Origin and Discoverer. Origin of Greywacke is Unknown whereas Origin of Gabbro is Germany. It is interesting to know the name of Greywacke and Gabbro discoverer. The Discoverer of Greywacke is Unknown and the discoverer of Gabbro is Christian Leopold von Buch.

Etymology of Greywacke and Gabbro

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

For Greywacke,

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

For Gabbro,

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