Variolite and Taconite Definition

Definition of Variolite and Taconite

The general Variolite and Taconite 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, Taconite is a low-grade iron ore which belongs to sedimentary rock and containing about 27% iron and 51% silica. Along with definition of Variolite and Taconite, get to know about Properties of Variolite and Taconite. Get to know more information about Variolite and Taconite origin and discoverer, etymology and class.

History of Variolite and Taconite

The history of Variolite and Taconite 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 Taconite Origin and Discoverer

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

Etymology of Variolite and Taconite

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

For Variolite,

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

For Taconite,

• Sub-class: Durable Rock and Medium Hardness Rock
• Group: Not applicable
• Other Categories: Coarse grained rock and Opaque rock