Troctolite and Nepheline Syenite Definition

Troctolite

Nepheline Syenite

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Definition

Origin

Discoverer

Etymology

Class

Sub-Class

Group

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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

Christian Leopold von Buch

From German Troklotit, from Greek trōktēs, a marine fish (taken to be trout)

Igneous Rocks

Durable Rock, Hard Rock

Plutonic

Coarse Grained Rock, Opaque Rock

Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz

Unknown

From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China

Igneous Rocks

Durable Rock, Medium Hardness Rock

Plutonic

Fine Grained Rock, Opaque Rock

Definition of Troctolite and Nepheline Syenite

The general Troctolite and Nepheline Syenite definition can be stated as: . On the other hand, . Along with definition of Troctolite and Nepheline Syenite, get to know about Troctolite vs Nepheline Syenite. Get to know more information about Troctolite and Nepheline Syenite origin and discoverer, etymology and class.

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History of Troctolite and Nepheline Syenite

The history of Troctolite and Nepheline Syenite 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 Nepheline Syenite Origin and Discoverer

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

Etymology of Troctolite and Nepheline Syenite

Along with Troctolite and Nepheline Syenite definition, know more about the etymology of Troctolite and Nepheline Syenite. Etymology of Troctolite and Nepheline Syenite gives information about origin and formation of a particular rock. Know more about Formation of Troctolite and Formation of Nepheline Syenite. The etymology of Troctolite is while that of Nepheline Syenite is . The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Troctolite and Nepheline Syenite belong to . The sub-class, group and other categories of Troctolite and Nepheline Syenite are listed below.

For Troctolite,