Granite And Basalt Rock

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.

Granite and basalt rock.

Basalt is an igneous volcanic rock that forms commonly in oceanic crust and parts of continental crust. Basalt is denser than granite because basalt is a an oceanic type of rock so it has had more pressure from the ocean making it denser than granite because granite is a continental type of rock. The hardness of granite is 6 7 and that of basalt is 6. Appearance of granite is veined or pebbled and that of basalt is dull and soft.

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. It forms from lava flows which extrude onto the surface and cool. Grant mason from the byu department of physics and astronomy discusses samples of granite and basalt rock. Earth contains three kinds of rocks namely igneous rocks sedimentary rocks and metamorphic rocks basalt and granite are two types of igneous rocks.

Excluding the rocks between my ears i d have to say that basalt and granite have the honor of being the most important rocks in the crust. Its three main minerals are feldspar quartz and mica which occur as silvery muscovite or dark biotite or both. Its principle minerals include pyroxene feldspar and olivine. It most commonly forms as an extrusive rock such as a lava flow but can also form in small intrusive bodies such as an igneous dike or a thin sill it has a composition similar to gabbro the difference between basalt and gabbro is that basalt is a fine grained rock while.

All rocks of igneous origin consist of magma or molten earth that finds its way up to. Strictly speaking granite is an. The key difference between basalt and granite is that basalt is mostly occurring on ocean floors while granite is in the crust of the earth in all continents. Basalt and granite actually have quite a bit in common.

Learn more about the properties and uses of granite in this article. Basalt is a dark colored fine grained igneous rock composed mainly of plagioclase and pyroxene minerals. Granite ˈ ɡ r æ n ɪ t is a common type of felsic intrusive igneous rock that is granular and phaneritic in texture. Both are igneous rocks which means that they cooled from a magma the earth gets very hot just below the surface and there is lots of liquid rock.

Properties of rock is another aspect for granite vs basalt. Granite is an igneous plutonic rock which is. Granite coarse or medium grained intrusive igneous rock that is rich in quartz and feldspar.