Foidolite and Tonalite Definition

Definition of Foidolite and Tonalite

The general Foidolite and Tonalite definition can be stated as: Foidolite is a rare type of coarse-grained intrusive igneous rock with a feldspathoid mineral content greater than 60%. 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 Foidolite and Tonalite, get to know about Properties of Foidolite and Tonalite. Get to know more information about Foidolite and Tonalite origin and discoverer, etymology and class.

History of Foidolite and Tonalite

The history of Foidolite 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.

Foidolite and Tonalite Origin and Discoverer

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

Etymology of Foidolite and Tonalite

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

For Foidolite,

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