The general Nepheline Syenite and Variolite definition can be stated as: Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. On the other hand, Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance. Along with definition of Nepheline Syenite and Variolite, get to know about Properties of Nepheline Syenite and Variolite. Get to know more information about Nepheline Syenite and Variolite origin and discoverer, etymology and class.
The history of Nepheline Syenite and Variolite 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.
Nepheline Syenite and Variolite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Nepheline Syenite and Variolite. In this section, you will know about Nepheline Syenite and Variolite Origin and Discoverer. Origin of Nepheline Syenite is Unknown whereas Origin of Variolite is France. It is interesting to know the name of Nepheline Syenite and Variolite discoverer. The discoverer of Nepheline Syenite and Variolite are Unknown.
Along with Nepheline Syenite and Variolite definition, know more about the etymology of Nepheline Syenite and Variolite. Etymology of Nepheline Syenite and Variolite gives information about origin and formation of a particular rock. Know more about Formation of Nepheline Syenite and Formation of Variolite. The etymology of Nepheline Syenite is From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China while that of Variolite is From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Nepheline Syenite and Variolite belong to Igneous Rocks. The sub-class, group and other categories of Nepheline Syenite and Variolite are listed below.
For Nepheline Syenite,
For Variolite,
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