Tonalite and Skarn Definition

Definition of Tonalite and Skarn

The general Tonalite and Skarn 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, Skarns are formed during regional or contact metamorphism and from a variety of metasomatic processes involving fluids of magmatic, metamorphic, and/or marine origin. Along with definition of Tonalite and Skarn, get to know about Properties of Tonalite and Skarn. Get to know more information about Tonalite and Skarn origin and discoverer, etymology and class.

History of Tonalite and Skarn

The history of Tonalite and Skarn 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 Skarn Origin and Discoverer

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

Etymology of Tonalite and Skarn

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

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