Chert and Gritstone Definition

Definition of Chert and Gritstone

The general Chert and Gritstone definition can be stated as: Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture. On the other hand, Gritstone or grit is a hard, coarse-grained, siliceous sandstone. Along with definition of Chert and Gritstone, get to know about Properties of Chert and Gritstone. Get to know more information about Chert and Gritstone origin and discoverer, etymology and class.

History of Chert and Gritstone

The history of Chert and Gritstone 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.

Chert and Gritstone Origin and Discoverer

Chert and Gritstone definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Chert and Gritstone. In this section, you will know about Chert and Gritstone Origin and Discoverer. Origin of Chert is Unknown whereas Origin of Gritstone is Pennines, England. It is interesting to know the name of Chert and Gritstone discoverer. The Discoverer of Chert is Unknown and the discoverer of Gritstone is J.J. Ferber.

Etymology of Chert and Gritstone

Along with Chert and Gritstone definition, know more about the etymology of Chert and Gritstone. Etymology of Chert and Gritstone gives information about origin and formation of a particular rock. Know more about Formation of Chert and Formation of Gritstone. The etymology of Chert is From flint-like quartz, 1670s, of unknown origin- a local term, which has been taken into geological use while that of Gritstone is From flint-like quartz, 1670s, of unknown origin- a local term, which has been taken into geological use. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Chert and Gritstone belong to Sedimentary Rocks. The sub-class, group and other categories of Chert and Gritstone are listed below.

For Chert,

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

For Gritstone,

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