Foidolite and Argillite Definition

Definition of Foidolite and Argillite

The general Foidolite and Argillite 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, Argillites are highly compact sedimentary or slightly metamorphosed rocks that consist largely or wholly of particles of clay or silt but lack the fissility of shale or the cleavage characteristic of slate. Along with definition of Foidolite and Argillite, get to know about Properties of Foidolite and Argillite. Get to know more information about Foidolite and Argillite origin and discoverer, etymology and class.

History of Foidolite and Argillite

The history of Foidolite and Argillite 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 Argillite Origin and Discoverer

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

Etymology of Foidolite and Argillite

Along with Foidolite and Argillite definition, know more about the etymology of Foidolite and Argillite. Etymology of Foidolite and Argillite gives information about origin and formation of a particular rock. Know more about Formation of Foidolite and Formation of Argillite. The etymology of Foidolite is From the mineral feldspathoid which is the main content of rock while that of Argillite 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 belongs to Igneous Rocks while Argillite belongs to Sedimentary Rocks. The sub-class, group and other categories of Foidolite and Argillite 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 Argillite,

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