Argillite and Troctolite Definition

Definition of Argillite and Troctolite

The general Argillite and Troctolite definition can be stated as: 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. On the other hand, Troctolite is a mafic intrusive rock type. It consists essentially of major but variable amounts of olivine and calcic plagioclase along with minor pyroxene. It is an olivine-rich anorthosite, or a pyroxene-depleted relative of gabbro. Along with definition of Argillite and Troctolite, get to know about Properties of Argillite and Troctolite. Get to know more information about Argillite and Troctolite origin and discoverer, etymology and class.

History of Argillite and Troctolite

The history of Argillite and Troctolite 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.

Argillite and Troctolite Origin and Discoverer

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

Etymology of Argillite and Troctolite

Along with Argillite and Troctolite definition, know more about the etymology of Argillite and Troctolite. Etymology of Argillite and Troctolite gives information about origin and formation of a particular rock. Know more about Formation of Argillite and Formation of Troctolite. The etymology of Argillite is From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite while that of Troctolite is From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Argillite belongs to Sedimentary Rocks while Troctolite belongs to Igneous Rocks. The sub-class, group and other categories of Argillite and Troctolite are listed below.

For Argillite,

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

For Troctolite,

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