Chert and Picrite Definition

Definition of Chert and Picrite

The general Chert and Picrite 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, Picrite is a variety of high-magnesium olivine basalt that is very rich in the mineral olivine. Along with definition of Chert and Picrite, get to know about Properties of Chert and Picrite. Get to know more information about Chert and Picrite origin and discoverer, etymology and class.

History of Chert and Picrite

The history of Chert and Picrite 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 Picrite Origin and Discoverer

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

Etymology of Chert and Picrite

Along with Chert and Picrite definition, know more about the etymology of Chert and Picrite. Etymology of Chert and Picrite gives information about origin and formation of a particular rock. Know more about Formation of Chert and Formation of Picrite. 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 Picrite 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 belongs to Sedimentary Rocks while Picrite belongs to Igneous Rocks. The sub-class, group and other categories of Chert and Picrite are listed below.

For Chert,

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

For Picrite,

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