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Hornfels
Hornfels

Nepheline Syenite
Nepheline Syenite



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Hornfels and Nepheline Syenite Definition

1 Definition
1.1 Definition
Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock
Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz
1.2 History
1.2.1 Origin
New Zealand
Unknown
1.2.2 Discoverer
Unknown
Unknown
1.3 Etymology
From German which means hornstone
From origin of a Palaeozoic nepheline syenite from northern Shanxi Province, China
1.4 Class
Metamorphic Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Soft Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
Not Applicable
Plutonic
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock

Definition of Hornfels and Nepheline Syenite

The general Hornfels and Nepheline Syenite definition can be stated as: Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock. On the other hand, Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. Along with definition of Hornfels and Nepheline Syenite, get to know about Properties of Hornfels and Nepheline Syenite. Get to know more information about Hornfels and Nepheline Syenite origin and discoverer, etymology and class.

History of Hornfels and Nepheline Syenite

The history of Hornfels 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.

Hornfels and Nepheline Syenite Origin and Discoverer

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

Etymology of Hornfels and Nepheline Syenite

Along with Hornfels and Nepheline Syenite definition, know more about the etymology of Hornfels and Nepheline Syenite. Etymology of Hornfels and Nepheline Syenite gives information about origin and formation of a particular rock. Know more about Formation of Hornfels and Formation of Nepheline Syenite. The etymology of Hornfels is From German which means hornstone while that of Nepheline Syenite is From German which means hornstone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Hornfels belongs to Metamorphic Rocks while Nepheline Syenite belongs to Igneous Rocks. The sub-class, group and other categories of Hornfels and Nepheline Syenite are listed below.

For Hornfels,

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

For Nepheline Syenite,

  • Sub-class: Durable Rock and Medium Hardness Rock
  • Group: Plutonic
  • Other Categories: Fine grained rock and Opaque rock