Troctolite and Anthracite Definition

Definition of Troctolite and Anthracite

The general Troctolite and Anthracite definition can be stated as: 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. On the other hand, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Troctolite and Anthracite, get to know about Properties of Troctolite and Anthracite. Get to know more information about Troctolite and Anthracite origin and discoverer, etymology and class.

History of Troctolite and Anthracite

The history of Troctolite and Anthracite 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.

Troctolite and Anthracite Origin and Discoverer

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

Etymology of Troctolite and Anthracite

Along with Troctolite and Anthracite definition, know more about the etymology of Troctolite and Anthracite. Etymology of Troctolite and Anthracite gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Anthracite. The etymology of Troctolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout) while that of Anthracite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Troctolite belongs to Igneous Rocks while Anthracite belongs to Metamorphic Rocks. The sub-class, group and other categories of Troctolite and Anthracite are listed below.

For Troctolite,

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

For Anthracite,

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