Tonalite and Tephrite Definition

Definition of Tonalite and Tephrite

The general Tonalite and Tephrite 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, Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. Along with definition of Tonalite and Tephrite, get to know about Properties of Tonalite and Tephrite. Get to know more information about Tonalite and Tephrite origin and discoverer, etymology and class.

History of Tonalite and Tephrite

The history of Tonalite and Tephrite 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 Tephrite Origin and Discoverer

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

Etymology of Tonalite and Tephrite

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

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