Syenite and Tephrite Definition

Definition of Syenite and Tephrite

The general Syenite and Tephrite definition can be stated as: Syenite is a coarse-grained igneous rock which is composed mainly of alkali feldspar and various ferromagnesian minerals. On the other hand, Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. Along with definition of Syenite and Tephrite, get to know about Properties of Syenite and Tephrite. Get to know more information about Syenite and Tephrite origin and discoverer, etymology and class.

History of Syenite and Tephrite

The history of Syenite and Tephrite 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.

Syenite and Tephrite Origin and Discoverer

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

Etymology of Syenite and Tephrite

Along with Syenite and Tephrite definition, know more about the etymology of Syenite and Tephrite. Etymology of Syenite and Tephrite gives information about origin and formation of a particular rock. Know more about Formation of Syenite and Formation of Tephrite. The etymology of Syenite is From French syénite, from Latin Syenites (lapis ) (stone) of Syene while that of Tephrite is From French syénite, from Latin Syenites (lapis ) (stone) of Syene. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Syenite and Tephrite belong to Igneous Rocks. The sub-class, group and other categories of Syenite and Tephrite are listed below.

For Syenite,

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

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