Tephrite and Chert Definition

Definition of Tephrite and Chert

The general Tephrite and Chert definition can be stated as: Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. On the other hand, Chert is a hard, dark, opaque sedimentary rock which is composed of silica with an amorphous fine-grained texture. Along with definition of Tephrite and Chert, get to know about Properties of Tephrite and Chert. Get to know more information about Tephrite and Chert origin and discoverer, etymology and class.

History of Tephrite and Chert

The history of Tephrite and Chert 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.

Tephrite and Chert Origin and Discoverer

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

Etymology of Tephrite and Chert

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

For Tephrite,

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

For Chert,

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