Troctolite and Nephelinite Definition

Definition of Troctolite and Nephelinite

The general Troctolite and Nephelinite 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, Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. Along with definition of Troctolite and Nephelinite, get to know about Properties of Troctolite and Nephelinite. Get to know more information about Troctolite and Nephelinite origin and discoverer, etymology and class.

History of Troctolite and Nephelinite

The history of Troctolite and Nephelinite 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 Nephelinite Origin and Discoverer

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

Etymology of Troctolite and Nephelinite

Along with Troctolite and Nephelinite definition, know more about the etymology of Troctolite and Nephelinite. Etymology of Troctolite and Nephelinite gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Nephelinite. The etymology of Troctolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout) while that of Nephelinite 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 and Nephelinite belong to Igneous Rocks. The sub-class, group and other categories of Troctolite and Nephelinite are listed below.

For Troctolite,

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

For Nephelinite,

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