Appinite and Variolite Definition

Definition of Appinite and Variolite

The general Appinite and Variolite definition can be stated as: Appinite is an igneous rock in which the crystals are so fine grained that individual minerals cannot be easily distinguished. 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 Appinite and Variolite, get to know about Properties of Appinite and Variolite. Get to know more information about Appinite and Variolite origin and discoverer, etymology and class.

History of Appinite and Variolite

The history of Appinite 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.

Appinite and Variolite Origin and Discoverer

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

Etymology of Appinite and Variolite

Along with Appinite and Variolite definition, know more about the etymology of Appinite and Variolite. Etymology of Appinite and Variolite gives information about origin and formation of a particular rock. Know more about Formation of Appinite and Formation of Variolite. The etymology of Appinite 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. Appinite and Variolite belong to Igneous Rocks. The sub-class, group and other categories of Appinite and Variolite are listed below.

For Appinite,

• 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