Gabbro and Greywacke Definition

Definition of Gabbro and Greywacke

The general Gabbro and Greywacke definition can be stated as: Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt. On the other hand, Greywacke is defined as a dark coarse-grained sandstone rock which contains more than 15 per cent clay. Along with definition of Gabbro and Greywacke, get to know about Properties of Gabbro and Greywacke. Get to know more information about Gabbro and Greywacke origin and discoverer, etymology and class.

History of Gabbro and Greywacke

The history of Gabbro and Greywacke 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.

Gabbro and Greywacke Origin and Discoverer

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

Etymology of Gabbro and Greywacke

Along with Gabbro and Greywacke definition, know more about the etymology of Gabbro and Greywacke. Etymology of Gabbro and Greywacke gives information about origin and formation of a particular rock. Know more about Formation of Gabbro and Formation of Greywacke. The etymology of Gabbro is From Latin glaber bare, smooth, bald while that of Greywacke is From Latin glaber bare, smooth, bald. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gabbro belongs to Igneous Rocks while Greywacke belongs to Sedimentary Rocks. The sub-class, group and other categories of Gabbro and Greywacke are listed below.

For Gabbro,

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

For Greywacke,

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