Tonalite and Blueschist Definition

Definition of Tonalite and Blueschist

The general Tonalite and Blueschist 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, Blueschist is a metamorphic rock which is generally blue in color and is formed under conditions of high pressure and low temperature. Along with definition of Tonalite and Blueschist, get to know about Properties of Tonalite and Blueschist. Get to know more information about Tonalite and Blueschist origin and discoverer, etymology and class.

History of Tonalite and Blueschist

The history of Tonalite and Blueschist 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 Blueschist Origin and Discoverer

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

Etymology of Tonalite and Blueschist

Along with Tonalite and Blueschist definition, know more about the etymology of Tonalite and Blueschist. Etymology of Tonalite and Blueschist gives information about origin and formation of a particular rock. Know more about Formation of Tonalite and Formation of Blueschist. The etymology of Tonalite is From Tonale Pass, northern Italy, + -ite1 while that of Blueschist 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 Blueschist belongs to Metamorphic Rocks. The sub-class, group and other categories of Tonalite and Blueschist 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 Blueschist,

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