Home
Compare Rocks


Variolite and Dacite Definition


Dacite and Variolite Definition


Definition

Definition
Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance   
Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite   

History
  
  

Origin
France   
Romania and Moldova, Europe   

Discoverer
Unknown   
Unknown   

Etymology
From Latin varius, speckled, variegated   
From Dacia, a province of the Roman Empire which lay between the Danube River and Carpathian Mountains where the rock was first described   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Soft Rock   

Family
  
  

Group
Volcanic   
Volcanic   

Other Categories
Opaque Rock   
Fine Grained Rock, Medium Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Variolite and Dacite

The general Variolite and Dacite definition can be stated as: Variolites are a group of dark green basic igneous rocks which exhibit pale colored spots, or spherules, especially on weathered surfaces, that give them a pockmarked appearance. On the other hand, Dacite is a volcanic igneous rock which is rintermediate in composition between andesite and rhyolite. Along with definition of Variolite and Dacite, get to know about Properties of Variolite and Dacite. Get to know more information about Variolite and Dacite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Variolite and Dacite

The history of Variolite 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.

Variolite and Dacite Origin and Discoverer

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

Etymology of Variolite and Dacite

Along with Variolite and Dacite definition, know more about the etymology of Variolite and Dacite. Etymology of Variolite and Dacite gives information about origin and formation of a particular rock. Know more about Formation of Variolite and Formation of Dacite. The etymology of Variolite is From Latin varius, speckled, variegated while that of Dacite is From Latin varius, speckled, variegated. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Variolite and Dacite belong to Igneous Rocks. The sub-class, group and other categories of Variolite and Dacite are listed below.

For Variolite,

For Dacite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks