Variolite and Oolite Definition

Definition of Variolite and Oolite

The general Variolite and Oolite 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, Oolite is a sedimentary rock formed from ooids, spherical grains which are composed of concentric layers of calcite. Along with definition of Variolite and Oolite, get to know about Properties of Variolite and Oolite. Get to know more information about Variolite and Oolite origin and discoverer, etymology and class.

History of Variolite and Oolite

The history of Variolite and Oolite 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 Oolite Origin and Discoverer

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

Etymology of Variolite and Oolite

Along with Variolite and Oolite definition, know more about the etymology of Variolite and Oolite. Etymology of Variolite and Oolite gives information about origin and formation of a particular rock. Know more about Formation of Variolite and Formation of Oolite. The etymology of Variolite is From Latin varius, speckled, variegated while that of Oolite 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 belongs to Igneous Rocks while Oolite belongs to Sedimentary Rocks. The sub-class, group and other categories of Variolite and Oolite are listed below.

For Variolite,

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

For Oolite,

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