Diabase and Coquina Definition

Definition of Diabase and Coquina

The general Diabase and Coquina definition can be stated as: Diabase is a fine-grained igneous rock which is composed mostly of pyroxene and feldspar. On the other hand, 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. Along with definition of Diabase and Coquina, get to know about Properties of Diabase and Coquina. Get to know more information about Diabase and Coquina origin and discoverer, etymology and class.

History of Diabase and Coquina

The history of Diabase and Coquina 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.

Diabase and Coquina Origin and Discoverer

Diabase and Coquina definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Diabase and Coquina. In this section, you will know about Diabase and Coquina Origin and Discoverer. Origin of Diabase is Germany whereas Origin of Coquina is European Foreland Basins. It is interesting to know the name of Diabase and Coquina discoverer. The Discoverer of Diabase is Christian Leopold von Buch and the discoverer of Coquina is Unknown.

Etymology of Diabase and Coquina

Along with Diabase and Coquina definition, know more about the etymology of Diabase and Coquina. Etymology of Diabase and Coquina gives information about origin and formation of a particular rock. Know more about Formation of Diabase and Formation of Coquina. The etymology of Diabase is From Greek di + base while that of Coquina is From Greek di + base. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Diabase belongs to Igneous Rocks while Coquina belongs to Sedimentary Rocks. The sub-class, group and other categories of Diabase and Coquina are listed below.

For Diabase,

• Sub-class: Durable Rock and Hard Rock
• Group: Volcanic
• Other Categories: Fine grained rock, Medium grained rock and Opaque rock

For Coquina,

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