Tonalite and Anthracite Definition

Definition of Tonalite and Anthracite

The general Tonalite and Anthracite 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, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Tonalite and Anthracite, get to know about Properties of Tonalite and Anthracite. Get to know more information about Tonalite and Anthracite origin and discoverer, etymology and class.

History of Tonalite and Anthracite

The history of Tonalite and Anthracite 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 Anthracite Origin and Discoverer

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

Etymology of Tonalite and Anthracite

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

• Sub-class: Durable Rock and Soft Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Fine grained rock, Medium grained rock and Opaque rock