Picture Granite Igneous 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.

Picture granite igneous rock.

Anorthosite a mafic intrusive igneous rock composed predominantly of plagioclase. What are igneous rocks. Andesite and diorite have a composition that is intermediate between basalt and granite. Granite is a light colored igneous rock with grains large enough to be visible with the unaided eye.

Intrusive igneous rocks crystallize below earth s surface and the slow cooling that occurs there allows large crystals to form. Aplite a fine grained intrusive igneous rock. Alkali feldspar granite a granitoid in which at least 90 of the total feldspar is alkali feldspar. Adakite a class of intermediate to felsic volcanic rocks containing low amounts of yttrium and ytterbium.

Uses of granite the rock used everywhere from the kitchen to the facing stone of skyscrapers. Diorite is a coarse grained igneous rock that forms when the magma did not erupt but instead slowly crystallized within earth s crust. Granite is a type of igneous rock that consists of quartz gray plagioclase feldspar white and alkali feldspar beige plus dark minerals such as biotite and hornblende. Andesite an intermediate volcanic rock.

Granite is thought to form as hot fluids from deeper in the mantle rise and trigger widespread melting in the continental crust. Andesite is a fine grained rock that formed when the magma erupted onto the surface and crystallized quickly. It forms from the slow crystallization of magma below earth s surface. 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 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. Examples of intrusive igneous rocks are diabase diorite gabbro granite pegmatite and peridotite. There are two basic types. Strictly speaking granite is an.

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