Gritstone and Troctolite Definition

Definition of Gritstone and Troctolite

The general Gritstone and Troctolite definition can be stated as: Gritstone or grit is a hard, coarse-grained, siliceous sandstone. 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 Gritstone and Troctolite, get to know about Properties of Gritstone and Troctolite. Get to know more information about Gritstone and Troctolite origin and discoverer, etymology and class.

History of Gritstone and Troctolite

The history of Gritstone 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.

Gritstone and Troctolite Origin and Discoverer

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

Etymology of Gritstone and Troctolite

Along with Gritstone and Troctolite definition, know more about the etymology of Gritstone and Troctolite. Etymology of Gritstone and Troctolite gives information about origin and formation of a particular rock. Know more about Formation of Gritstone and Formation of Troctolite. The etymology of Gritstone is From Grit + Stone while that of Troctolite is From Grit + Stone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gritstone belongs to Sedimentary Rocks while Troctolite belongs to Igneous Rocks. The sub-class, group and other categories of Gritstone and Troctolite are listed below.

For Gritstone,

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

For Troctolite,

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