Syenite and Dacite Definition

Definition of Syenite and Dacite

The general Syenite and Dacite 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, Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite. Along with definition of Syenite and Dacite, get to know about Properties of Syenite and Dacite. Get to know more information about Syenite and Dacite origin and discoverer, etymology and class.

History of Syenite and Dacite

The history of Syenite and Dacite 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 Dacite Origin and Discoverer

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

Etymology of Syenite and Dacite

Along with Syenite and Dacite definition, know more about the etymology of Syenite and Dacite. Etymology of Syenite and Dacite gives information about origin and formation of a particular rock. Know more about Formation of Syenite and Formation of Dacite. The etymology of Syenite is From French syénite, from Latin Syenites (lapis ) (stone) of Syene while that of Dacite 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 Dacite belong to Igneous Rocks. The sub-class, group and other categories of Syenite and Dacite 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 Dacite,

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