Tonalite and Icelandite Definition

Definition of Tonalite and Icelandite

The general Tonalite and Icelandite 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, Icelandite belongs to volcanic igneous rocks which is rich in iron and belongs to andesite rock. Along with definition of Tonalite and Icelandite, get to know about Properties of Tonalite and Icelandite. Get to know more information about Tonalite and Icelandite origin and discoverer, etymology and class.

History of Tonalite and Icelandite

The history of Tonalite and Icelandite 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 Icelandite Origin and Discoverer

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

Etymology of Tonalite and Icelandite

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

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