The Properties Of Granite Rock

An introduction to the properties of granite and its uses.

The properties of granite rock. Granite is made up of mostly quartz and feldspar. What is an igneous rock. Rocks are rated on the on the moh s hardness scale which rates the rocks on the scale from 1 to 10. Streak is the color of rock when it is crushed or powdered.

The study of properties of granite rock is done by mineralogists to determine the identity of rock. Strictly speaking granite is an. Granite is the most common intrusive rock in earth s continental crust it is familiar as a mottled pink white gray and black ornamental stone it is coarse to medium grained. The hardness of granite is 6 7 whereas its compressive strength is 175 00 n mm 2.

Learn more about the properties and uses of granite in this article. Some of the properties of granite include. Granites can be predominantly white pink or gray in color depending on their mineralogy the word granite comes from the latin granum a grain in reference to the coarse grained structure of such a completely crystalline rock. Rocks with hardness 1 3 are soft rocks from 3 6 are medium hardness rocks and 6 10 are hard rocks.

Granite is a common coarse grained hard igneous rock consisting chiefly of quartz orthoclase or microcline and mica. This makes it very hard and strong. Granite is a hard igneous rock having a coarse grained surface chiefly composed of four minerals viz quartz alkali feldspar plagioclase feldspar and hornblende. Granite being an igneous rock is formed from the process of magma.

Kovler in toxicity of building materials 2012. Granite is a light colored igneous rock with grains large enough to be visible with the unaided eye. Granite is large and coarse grained. As compared to other rocks granite is more porous and its density is 2 65 2 75 g cm3.

Igneous rocks are rocks that are formed by the cooling and solidification of magma or lava. Chemical properties of granite. Granite has been used as a building material since ancient times. Granite coarse or medium grained intrusive igneous rock that is rich in quartz and feldspar.

Hardness color fracture luster compressive strength etc. Granite ˈ ɡ r æ n ɪ t is a common type of felsic intrusive igneous rock that is granular and phaneritic in texture. These minerals provide the different colors to the granite that it possesses. It is one of the oldest and most durable building products available and will far outlast the building in which it is installed.

Granite is a type of rock which is formed from lots of small particles. It is the most common plutonic rock of the earth s crust forming by the cooling of magma silicate melt at depth. Its three main minerals are feldspar quartz and mica which occur as silvery muscovite or dark biotite or both. For countertops the granite blocks are cut into granite slabs.