The general Gneiss and Hornfels definition can be stated as: Gneiss is a common and widely distributed type of rock formed by high-grade regional metamorphic processes from pre-existing formations that were originally either igneous or sedimentary rocks. On the other hand, 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. Along with definition of Gneiss and Hornfels, get to know about Properties of Gneiss and Hornfels. Get to know more information about Gneiss and Hornfels origin and discoverer, etymology and class.
The history of Gneiss and Hornfels 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.
Gneiss and Hornfels definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Gneiss and Hornfels. In this section, you will know about Gneiss and Hornfels Origin and Discoverer. Origin of Gneiss is Unknown whereas Origin of Hornfels is New Zealand. It is interesting to know the name of Gneiss and Hornfels discoverer. The discoverer of Gneiss and Hornfels are Unknown.
Along with Gneiss and Hornfels definition, know more about the etymology of Gneiss and Hornfels. Etymology of Gneiss and Hornfels gives information about origin and formation of a particular rock. Know more about Formation of Gneiss and Formation of Hornfels. The etymology of Gneiss is From the Middle High German verb gneist (to spark; so called because the rock glitters) while that of Hornfels is From the Middle High German verb gneist (to spark; so called because the rock glitters). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Gneiss and Hornfels belong to Metamorphic Rocks. The sub-class, group and other categories of Gneiss and Hornfels are listed below.
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