What are the importance of metamorphic rocks in civil engineering?

Uses of Metamorphic Rocks Quartzite and marble are commonly used for building materials and artwork. Marble is beautiful for statues and decorative items such as vases (see an example in Figure below). Ground up marble is also a component of toothpaste, plastics, and paper.

What is rock in engineering?

1.1 The subject of engineering rock mechanics. The term rock engineering refers to the process of engineering with rock, and especially to creating structures on or in rock masses, such as slopes alongside roads and railways, dam foundations, shafts, tunnels, caverns, mines, and petroleum wellbores.

What is metamorphism in engineering geology?

Engineering Geology Definition. Metamorphic rock is the result of the transformation of an existing rock type, the. protolith (parent rock), in a process called metamorphism, which means. “change in form”.

What are the engineering properties of rocks?

Common engineering properties typically obtained from laboratory tests include specific gravity, point load strength, compressive strength, tensile strength, shear strength, modulus, and durability. Rock mass properties are determined by visual examination and description of discontinuities within the rock mass.

How engineers rocks are formed?

Formation Process Sedimentary rocks are always formed from the eroding of different pure mineral rocks. Igneous and metamorphic rocks usually erode when in contact with air or water (also known as weathering) and turn into soil or dust.

What is the purpose of igneous rocks?

One of the most common igneous rocks is granite (Figure 4.1). Granite is used extensively in building materials and making statues. Perhaps you have used a pumice stone to smooth your skin or to do jobs around the house. Pumice is another example of an igneous rock (Figure 4.2).

What are the economic importance of rocks in agriculture?

(ii) In Agriculture: (1) Soil formation. (2) Used for farm roads and building construction. (3) Used to reduce soil erosion. (4) Used for sharpening farm tools like knives and cutlasses.

What are the main features of metamorphic rocks?

Metamorphic rocks were once igneous or sedimentary rocks, but have been changed (metamorphosed) as a result of intense heat and/or pressure within the Earth’s crust. They are crystalline and often have a “squashed” (foliated or banded) texture.

What are metamorphic rocks describe the types of metamorphic rocks and how are they formed?

Metamorphic rocks started out as some other type of rock, but have been substantially changed from their original igneous, sedimentary, or earlier metamorphic form. Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors.

What is the concept of engineering?

Engineering is the use of scientific principles to design and build machines, structures, and other items, including bridges, tunnels, roads, vehicles, and buildings. The term engineering is derived from the Latin ingenium, meaning “cleverness” and ingeniare, meaning “to contrive, devise”.

What are the importance of sedimentary rocks in civil engineering?

The Conglomerate is a form of sedimentary rock that is made up of rounded particles with spaces between the pebbles which has chemical cement filled in such as silica, lime, iron oxide, etc. It is used in the construction industry mostly because of the variable hardness that it has.