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What can hornblende be used for?

What can hornblende be used for?

Uses of Hornblende Its primary use might be as a mineral specimen. However, hornblende is the most abundant mineral in a rock known as amphibolite which has a large number of uses. It is crushed and used for highway construction and as railroad ballast. It is cut for use as dimension stone.

What are the uses of amphibole?

It is used as paving stones and as a veneer or facing on buildings (both for interior and exterior use). It is also used as crushed stone for the usual crushed stone applications such as road and railroad bed construction. In this application it is used locally, near the source of the amphibolite.

What is hornblende schist?

Hornblende schist, for example, is a variety of schist rich in the amphibole mineral hornblende, though the rock may also contain an abundance of plagioclase feldspar and other substances as well. It is widely distributed in igneous and metamorphic rocks, such as schists.

Is chlorite a schist?

Types of Schist and Their Composition As explained above, mica minerals such as chlorite, muscovite, and biotite are the characteristic minerals of schist. These were formed through metamorphism of the clay minerals present in the protolith.

What are the 3 most common minerals in an andesite?

Andesite is rich in plagioclase feldspar and amphibole minerals. Quartz and pyroxene minerals may be absent or present in small quantities.

What are the uses of the mineral hornblende?

The mineral hornblende has very few uses. Its primary use might be as a mineral specimen. However, hornblende is the most abundant mineral in a rock known as amphibolite which has a large number of uses. It is crushed and used for highway construction and as railroad ballast. It is cut for use as dimension stone.

What do you mean by habit in hornblende?

Habit in this instance being defined as, “The development of an individual crystal, or aggregate of crystals, to produce a particular external shape, with development depending on the conditions obtained (sic) during formation.” (Allaby et al, 1990). Some of the uses of hornblende from various websites (referenced below) include:

What kind of mineral is hornblende andesite?

A small list of the hornblende minerals is given below with their chemical compositions. Hornblende andesite: Hornblende is an important constituent in many igneous rocks.

What is the composition of the hornblende group?

A generalized composition for the hornblende group is shown below. Note that calcium, sodium, magnesium, iron, aluminum, silicon, fluorine and hydroxyl can all vary in abundance. This creates a huge number of compositional variants.