Tonalite and Diorite Definition

Definition of Tonalite and Diorite

The general Tonalite and Diorite 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, Diorite is a grey to dark-grey intermediate intrusive igneous rock composed principally of plagioclase feldspar,biotite, hornblende, and pyroxene. Along with definition of Tonalite and Diorite, get to know about Properties of Tonalite and Diorite. Get to know more information about Tonalite and Diorite origin and discoverer, etymology and class.

History of Tonalite and Diorite

The history of Tonalite and Diorite 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 Diorite Origin and Discoverer

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

Etymology of Tonalite and Diorite

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

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