Taconite and Variolite Definition

Definition of Taconite and Variolite

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

History of Taconite and Variolite

The history of Taconite 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.

Taconite and Variolite Origin and Discoverer

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

Etymology of Taconite and Variolite

Along with Taconite and Variolite definition, know more about the etymology of Taconite and Variolite. Etymology of Taconite and Variolite gives information about origin and formation of a particular rock. Know more about Formation of Taconite and Formation of Variolite. The etymology of Taconite is From the name of Taconic Mountains in New England while that of Variolite is From the name of Taconic Mountains in New England. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Taconite belongs to Sedimentary Rocks while Variolite belongs to Igneous Rocks. The sub-class, group and other categories of Taconite and Variolite are listed below.

For Taconite,

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

For Variolite,

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