Troctolite and Greywacke Definition

Definition of Troctolite and Greywacke

The general Troctolite and Greywacke definition can be stated as: Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro. 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 Troctolite and Greywacke, get to know about Properties of Troctolite and Greywacke. Get to know more information about Troctolite and Greywacke origin and discoverer, etymology and class.

History of Troctolite and Greywacke

The history of Troctolite 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.

Troctolite and Greywacke Origin and Discoverer

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

Etymology of Troctolite and Greywacke

Along with Troctolite and Greywacke definition, know more about the etymology of Troctolite and Greywacke. Etymology of Troctolite and Greywacke gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Greywacke. The etymology of Troctolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout) while that of Greywacke is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Troctolite belongs to Igneous Rocks while Greywacke belongs to Sedimentary Rocks. The sub-class, group and other categories of Troctolite and Greywacke are listed below.

For Troctolite,

• 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