Tonalite and Aplite Definition

Definition of Tonalite and Aplite

The general Tonalite and Aplite 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, Aplite is a fine-grained granite composed mainly of feldspar and quartz. Along with definition of Tonalite and Aplite, get to know about Properties of Tonalite and Aplite. Get to know more information about Tonalite and Aplite origin and discoverer, etymology and class.

History of Tonalite and Aplite

The history of Tonalite and Aplite 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 Aplite Origin and Discoverer

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

Etymology of Tonalite and Aplite

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

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