Coquina and Gritstone Definition

Definition of Coquina and Gritstone

The general Coquina and Gritstone definition can be stated as: Coquina is a sedimentary rock that is composed either wholly or almost entirely of the transported, abraded, and mechanically-sorted fragments of the shells of molluscs, trilobites, brachiopods, or other invertebrates. On the other hand, Gritstone or grit is a hard, coarse-grained, siliceous sandstone. Along with definition of Coquina and Gritstone, get to know about Properties of Coquina and Gritstone. Get to know more information about Coquina and Gritstone origin and discoverer, etymology and class.

History of Coquina and Gritstone

The history of Coquina 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.

Coquina and Gritstone Origin and Discoverer

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

Etymology of Coquina and Gritstone

Along with Coquina and Gritstone definition, know more about the etymology of Coquina and Gritstone. Etymology of Coquina and Gritstone gives information about origin and formation of a particular rock. Know more about Formation of Coquina and Formation of Gritstone. The etymology of Coquina is From Concha (Latin)+ Coquina(Spanish) +conch(English)= Couquina (mid 19th century) while that of Gritstone is From Concha (Latin)+ Coquina(Spanish) +conch(English)= Couquina (mid 19th century). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Coquina and Gritstone belong to Sedimentary Rocks. The sub-class, group and other categories of Coquina and Gritstone are listed below.

For Coquina,

• Sub-class: Durable Rock and Soft Rock
• Group: Not applicable
• Other Categories: Coarse 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