Dacite and Nepheline Syenite Definition

Definition of Dacite and Nepheline Syenite

The general Dacite and Nepheline Syenite definition can be stated as: Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite. On the other hand, Nepheline Syenite is a holocrystalline plutonic rock resembling syenite but containing nepheline and lacking quartz. Along with definition of Dacite and Nepheline Syenite, get to know about Properties of Dacite and Nepheline Syenite. Get to know more information about Dacite and Nepheline Syenite origin and discoverer, etymology and class.

History of Dacite and Nepheline Syenite

The history of Dacite and Nepheline Syenite 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.

Dacite and Nepheline Syenite Origin and Discoverer

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

Etymology of Dacite and Nepheline Syenite

Along with Dacite and Nepheline Syenite definition, know more about the etymology of Dacite and Nepheline Syenite. Etymology of Dacite and Nepheline Syenite gives information about origin and formation of a particular rock. Know more about Formation of Dacite and Formation of Nepheline Syenite. The etymology of Dacite is From Dacia, a province of the Roman Empire which lay between the Danube River and Carpathian Mountains where the rock was first described while that of Nepheline Syenite is From Dacia, a province of the Roman Empire which lay between the Danube River and Carpathian Mountains where the rock was first described. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Dacite and Nepheline Syenite belong to Igneous Rocks. The sub-class, group and other categories of Dacite and Nepheline Syenite are listed below.

For Dacite,

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

For Nepheline Syenite,

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