Pumice and Coquina Definition

Definition of Pumice and Coquina

The general Pumice and Coquina definition can be stated as: Pumice is a volcanic rock that consists of highly vesicular rough textured volcanic glass, which may or may not contain crystals. 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 Pumice and Coquina, get to know about Properties of Pumice and Coquina. Get to know more information about Pumice and Coquina origin and discoverer, etymology and class.

History of Pumice and Coquina

The history of Pumice 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.

Pumice and Coquina Origin and Discoverer

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

Etymology of Pumice and Coquina

Along with Pumice and Coquina definition, know more about the etymology of Pumice and Coquina. Etymology of Pumice and Coquina gives information about origin and formation of a particular rock. Know more about Formation of Pumice and Formation of Coquina. The etymology of Pumice is From Old French pomis, from a Latin dialect variant of pumex while that of Coquina is From Old French pomis, from a Latin dialect variant of pumex. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pumice belongs to Igneous Rocks while Coquina belongs to Sedimentary Rocks. The sub-class, group and other categories of Pumice and Coquina are listed below.

For Pumice,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Volcanic
• Other Categories: Fine 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