The Properties Of Granite Rock

As compared to other rocks granite is more porous and its density is 2 65 2 75 g cm3.

The properties of granite rock.

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. The hardness of granite is 6 7 whereas its compressive strength is 175 00 n mm 2. Igneous rocks are rocks that are formed by the cooling and solidification of magma or lava. It is the most common plutonic rock of the earth s crust forming by the cooling of magma silicate melt at depth.

These minerals provide the different colors to the granite that it possesses. Strictly speaking granite is an. Granite is a hard igneous rock having a coarse grained surface chiefly composed of four minerals viz quartz alkali feldspar plagioclase feldspar and hornblende. This makes it very hard and strong.

Kovler in toxicity of building materials 2012. 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. It forms from the slow crystallization of magma below earth s surface. Granite is composed mainly of quartz and feldspar with minor amounts of mica amphiboles and other minerals this mineral composition usually gives granite a red pink gray or white color with dark mineral.

Its three main minerals are feldspar quartz and mica which occur as silvery muscovite or dark biotite or both. Hardness color fracture luster compressive strength etc. What is an igneous rock. Granite is a type of rock which is formed from lots of small particles.

From this rock stone is cut for building purposes. Rocks are rated on the on the moh s hardness scale which rates the rocks on the scale from 1 to 10. It is one of the oldest and most durable building products available and will far outlast the building in which it is installed. Granite has been used as a building material since ancient times.

For countertops the granite blocks are cut into granite slabs. Streak is the color of rock when it is crushed or powdered. Granite ˈ ɡ r æ n ɪ t is a common type of felsic intrusive igneous rock that is granular and phaneritic in texture. Granite being an igneous rock is formed from the process of magma.

Some of the properties of granite include. Rocks with hardness 1 3 are soft rocks from 3 6 are medium hardness rocks and 6 10 are hard rocks. An introduction to the properties of granite and its uses. Granite is a light colored igneous rock with grains large enough to be visible with the unaided eye.

Granite is made up of mostly quartz and feldspar. Granite is large and coarse grained. Learn more about the properties and uses of granite in this article. Granite is a common coarse grained hard igneous rock consisting chiefly of quartz orthoclase or microcline and mica.