Gabbro and Tonalite Definition

Definition of Gabbro and Tonalite

The general Gabbro and Tonalite definition can be stated as: Gabbro is an intrusive igneous rock which is chemically equivalent to plutonic Basalt. On the other hand, Tonalite is a coarse-grained plutonic rock consisting mainly of sodic plagioclase, quartz, and hornblende or other mafic minerals with phaneritic texture. Along with definition of Gabbro and Tonalite, get to know about Properties of Gabbro and Tonalite. Get to know more information about Gabbro and Tonalite origin and discoverer, etymology and class.

History of Gabbro and Tonalite

The history of Gabbro and Tonalite 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.

Gabbro and Tonalite Origin and Discoverer

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

Etymology of Gabbro and Tonalite

Along with Gabbro and Tonalite definition, know more about the etymology of Gabbro and Tonalite. Etymology of Gabbro and Tonalite gives information about origin and formation of a particular rock. Know more about Formation of Gabbro and Formation of Tonalite. The etymology of Gabbro is From Latin glaber bare, smooth, bald while that of Tonalite is From Latin glaber bare, smooth, bald. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gabbro and Tonalite belong to Igneous Rocks. The sub-class, group and other categories of Gabbro and Tonalite are listed below.

For Gabbro,

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

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