Info About Granite Rocks

Strictly speaking granite is an.

Info about granite rocks. Granite is an igneous rock. Granite is the signature rock of the continents. It is made up mainly of quartz and feldspar. Some granite in australia is believed to be more than four billion years old although when rocks get that old they ve been altered enough by geological forces.

Due to its mineral composition granite may appear as red pink gray or white with dark mineral. For those who ve forgotten your high school science classes igneous rocks are formed from cooling lava or magma. Granite fun facts 1. Granite is an igneous rock with grains large enough to be seen with the naked eye.

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. There are also minor amounts of mica amphiboles and other minerals. Learn more about the properties and uses of granite in this article. Granite coarse or medium grained intrusive igneous rock that is rich in quartz and feldspar.

When granite is subjected to intense heat and pressure it changes into a metamorphic rock called gneiss. 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 does not simply appear naturally as a slab. Granite is a light colored igneous rock with grains large enough to be visible with the unaided eye.

Granite is the oldest igneous rock in the world believed to have been formed as long as 300 million years ago. It is usually composed primarily of the minerals quartz feldspar and mica. Granite is an igneous rock one that is formed by the cooling and solidification of magma. More than that granite is the signature rock of the planet earth itself.

Granite rocks can be very old. The other rocky planets mercury venus and mars are covered with basalt as is the ocean floor of earth but only earth has this beautiful and interesting rock type in abundance. Here s a short compilation of granite rock facts some of which are interesting enough to leave you amazed. It is the most common plutonic rock of the earth s crust forming by the cooling of magma silicate melt at depth.

It forms from the slow crystallization of magma below earth s surface. It is light colored and forms from the slow crystallization of mama below the 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 radioactive nature an entire city built from this rock type and its exceptional strength which makes it the most preferred rock.

The following are 15 interesting facts about granite.