Claystone and Gneiss Definition

Definition of Claystone and Gneiss

The general Claystone and Gneiss definition can be stated as: Claystone is a fine-grained, dark gray to pink sedimentary rock which mainly consists of compacted and hardened clay. On the other hand, 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. Along with definition of Claystone and Gneiss, get to know about Properties of Claystone and Gneiss. Get to know more information about Claystone and Gneiss origin and discoverer, etymology and class.

History of Claystone and Gneiss

The history of Claystone and Gneiss 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.

Claystone and Gneiss Origin and Discoverer

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

Etymology of Claystone and Gneiss

Along with Claystone and Gneiss definition, know more about the etymology of Claystone and Gneiss. Etymology of Claystone and Gneiss gives information about origin and formation of a particular rock. Know more about Formation of Claystone and Formation of Gneiss. The etymology of Claystone is From English clay and stone as the rock contains more amount of clay while that of Gneiss is From English clay and stone as the rock contains more amount of clay. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Claystone belongs to Sedimentary Rocks while Gneiss belongs to Metamorphic Rocks. The sub-class, group and other categories of Claystone and Gneiss are listed below.

For Claystone,

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

For Gneiss,

• Sub-class: Durable Rock and Hard Rock
• Group: Not applicable
• Other Categories: Coarse grained rock, Medium grained rock and Opaque rock