Tonalite and Granodiorite Definition

Definition of Tonalite and Granodiorite

The general Tonalite and Granodiorite 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, Granodiorite is a coarse-grained intrusive igneous rock containing quartz and plagioclase, and which has composition in between granite and diorite. Along with definition of Tonalite and Granodiorite, get to know about Properties of Tonalite and Granodiorite. Get to know more information about Tonalite and Granodiorite origin and discoverer, etymology and class.

History of Tonalite and Granodiorite

The history of Tonalite and Granodiorite 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 Granodiorite Origin and Discoverer

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

Etymology of Tonalite and Granodiorite

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

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