Tonalite and Hornblendite Definition

Definition of Tonalite and Hornblendite

The general Tonalite and Hornblendite 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, Hornblendite is a type of igneous plutonic rock consisting mainly of amphibole hornblende and is a type of Amphibolite rock. Along with definition of Tonalite and Hornblendite, get to know about Properties of Tonalite and Hornblendite. Get to know more information about Tonalite and Hornblendite origin and discoverer, etymology and class.

History of Tonalite and Hornblendite

The history of Tonalite and Hornblendite 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 Hornblendite Origin and Discoverer

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

Etymology of Tonalite and Hornblendite

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

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