Troctolite and Andesite Definition

Definition of Troctolite and Andesite

The general Troctolite and Andesite 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, Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. Along with definition of Troctolite and Andesite, get to know about Properties of Troctolite and Andesite. Get to know more information about Troctolite and Andesite origin and discoverer, etymology and class.

History of Troctolite and Andesite

The history of Troctolite and Andesite 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 Andesite Origin and Discoverer

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

Etymology of Troctolite and Andesite

Along with Troctolite and Andesite definition, know more about the etymology of Troctolite and Andesite. Etymology of Troctolite and Andesite gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Andesite. The etymology of Troctolite is From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout) while that of Andesite 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 and Andesite belong to Igneous Rocks. The sub-class, group and other categories of Troctolite and Andesite are listed below.

For Troctolite,

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

For Andesite,

• Sub-class: Durable Rock and Hard Rock
• Group: Volcanic
• Other Categories: Fine grained rock and Opaque rock