Taconite and Trondhjemite Definition

Definition of Taconite and Trondhjemite

The general Taconite and Trondhjemite 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, 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.. Along with definition of Taconite and Trondhjemite, get to know about Properties of Taconite and Trondhjemite. Get to know more information about Taconite and Trondhjemite origin and discoverer, etymology and class.

History of Taconite and Trondhjemite

The history of Taconite and Trondhjemite 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 Trondhjemite Origin and Discoverer

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

Etymology of Taconite and Trondhjemite

Along with Taconite and Trondhjemite definition, know more about the etymology of Taconite and Trondhjemite. Etymology of Taconite and Trondhjemite gives information about origin and formation of a particular rock. Know more about Formation of Taconite and Formation of Trondhjemite. The etymology of Taconite is From the name of Taconic Mountains in New England while that of Trondhjemite 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 Trondhjemite belongs to Igneous Rocks. The sub-class, group and other categories of Taconite and Trondhjemite 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 Trondhjemite,

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