Vogesite and Variolite Definition

Definition of Vogesite and Variolite

The general Vogesite and Variolite definition can be stated as: Vogesite is a porphyritic alkaline igneous rock and is a variety of Lamprophyre which is dominated by essential amphibole, usually hornblende, and potassic feldspar. On the other hand, 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. Along with definition of Vogesite and Variolite, get to know about Properties of Vogesite and Variolite. Get to know more information about Vogesite and Variolite origin and discoverer, etymology and class.

History of Vogesite and Variolite

The history of Vogesite and Variolite 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.

Vogesite and Variolite Origin and Discoverer

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

Etymology of Vogesite and Variolite

Along with Vogesite and Variolite definition, know more about the etymology of Vogesite and Variolite. Etymology of Vogesite and Variolite gives information about origin and formation of a particular rock. Know more about Formation of Vogesite and Formation of Variolite. The etymology of Vogesite is From the variety of Lamprophyre Greek lampros bright and shining + porphureos purple while that of Variolite is From the variety of Lamprophyre Greek lampros bright and shining + porphureos purple. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Vogesite and Variolite belong to Igneous Rocks. The sub-class, group and other categories of Vogesite and Variolite are listed below.

For Vogesite,

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

For Variolite,

• Sub-class: Durable Rock and Hard Rock
• Group: Volcanic
• Other Categories: Opaque rock