Trondhjemite and Taconite Definition

Definition of Trondhjemite and Taconite

The general Trondhjemite and Taconite definition can be stated as: Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. 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 Trondhjemite and Taconite, get to know about Properties of Trondhjemite and Taconite. Get to know more information about Trondhjemite and Taconite origin and discoverer, etymology and class.

History of Trondhjemite and Taconite

The history of Trondhjemite 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.

Trondhjemite and Taconite Origin and Discoverer

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

Etymology of Trondhjemite and Taconite

Along with Trondhjemite and Taconite definition, know more about the etymology of Trondhjemite and Taconite. Etymology of Trondhjemite and Taconite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Taconite. The etymology of Trondhjemite is not available while that of Taconite is not available. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trondhjemite belongs to Igneous Rocks while Taconite belongs to Sedimentary Rocks. The sub-class, group and other categories of Trondhjemite and Taconite are listed below.

For Trondhjemite,

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

For Taconite,

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