Tonalite and Greenschist Definition

Definition of Tonalite and Greenschist

The general Tonalite and Greenschist definition can be stated as: Tonalite is a coarse-grained plutonic rock consisting mainly of sodic plagioclase, quartz, and hornblende or other mafic minerals with phaneritic texture. On the other hand, Greenschist is a metamorphic rock that is formed under lowest temperatures and pressures and is usually produced by regional metamorphism. Along with definition of Tonalite and Greenschist, get to know about Properties of Tonalite and Greenschist. Get to know more information about Tonalite and Greenschist origin and discoverer, etymology and class.

History of Tonalite and Greenschist

The history of Tonalite and Greenschist 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.

Tonalite and Greenschist Origin and Discoverer

Tonalite and Greenschist definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Tonalite and Greenschist. In this section, you will know about Tonalite and Greenschist Origin and Discoverer. Origin of Tonalite is Tonale, Italy whereas Origin of Greenschist is Unknown. It is interesting to know the name of Tonalite and Greenschist discoverer. The discoverer of Tonalite and Greenschist are Unknown.

Etymology of Tonalite and Greenschist

Along with Tonalite and Greenschist definition, know more about the etymology of Tonalite and Greenschist. Etymology of Tonalite and Greenschist gives information about origin and formation of a particular rock. Know more about Formation of Tonalite and Formation of Greenschist. The etymology of Tonalite is From Tonale Pass, northern Italy, + -ite1 while that of Greenschist is From Tonale Pass, northern Italy, + -ite1. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tonalite belongs to Igneous Rocks while Greenschist belongs to Metamorphic Rocks. The sub-class, group and other categories of Tonalite and Greenschist are listed below.

For Tonalite,

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

For Greenschist,

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