interesting facts about igneous rocks

ROCKS - factmonster.com

Igneous rocks are created when magma (molten rock under the Earth's crust) cools and becomes solid. Magma loses heat when it moves upwards at weak spots, such as cracks, in the crust. Extrusive igneous rocks form when magma reaches the surface and cools quickly.

Rocks and Minerals Facts - ScienceStruck

Interesting Facts about Rocks and Minerals A rock is a solid substance that occurs naturally due to geological process of solidification, sedimentation and metamorphism. Every rock is …

Igneous Rocks: Everything You Need to Know - ThoughtCo

Igneous rocks form from the cooling of magma or lava and compose much of the Earth's continental crust and nearly all of the oceanic crust. How to Tell Igneous Rocks The key concept about all igneous rocks is that they were once hot enough to melt.

Igneous rock Facts for Kids | KidzSearch.com

Igneous rock is one of the three main rock types, the others being sedimentary and metamorphic rock.. Igneous rocks are rocks formed from molten magma.The material is made liquid by the heat inside the Earth's mantle.. When magma comes out onto the surface of the Earth, it is called lava.Lava cools down to form rocks such as tuff and basalt.Also, the magma may slowly cool down to form rocks ...

Geology: What are the most interesting looking rocks and ...

The most interesting rock is the one in your hand. It's the rock the piques your interest and makes you look deeper: Rock type? Metamorphic, igneous, or sedimentary.

10 Interesting Facts About Rocks - Prezi

10 interesting facts about rocks Diamonds are the hardest natural substance found on earth Rubies are the most popular gemstone today Geodes are dull balls of igneous or sedimentary rock on the outside, but contains beautiful crystals on the inside Gold is so soft and easily worked that you cloud ...

Extrusive rock | geology | Britannica.com

igneous rock: Classification of volcanic and hypabyssal rocks …to the aphanitic texture of volcanic and hypabyssal rocks, their modes cannot be readily determined; consequently, a chemical classification is widely accepted and employed by most petrologists.

Fun Igneous Rocks Facts for Kids

Fun Facts About Igneous Rocks for Kids. The ocean floor is usually made of basalt rock, a hard, black, extrusive rock. Lava fields in Hawaii cool to form basalt rock. Rhyolite is similar to granite but it comes from volcanic lava. It is lighter in weight than granite, which is very dense.

Rocks - Fact Monster

Rocks are classified in three types based on how they are formed. Igneous rocks are formed when molten rock (magma) from within Earth cools and solidifies. There are two types: intrusive igneous rocks solidify beneath Earth's surface; extrusive igneous rocks solidify at …

What Are Some Facts About Sedimentary Rocks for Kids ...

Sedimentary rocks are rocks made by sediment that has accumulated over millions of years. This sediment can accumulate on the surface of the Earth or under water. Sedimentary rocks tend to resemble the sediment that created them, so they are usually gray or brown. There are three types of ...

100 Interesting Facts About The World To Blow Your Mind

Learn more about the amazing world with these interesting facts about life that are guaranteed to tantalize your mind. ... When St. Louis held the 1904 Summer Olympic Games, events included greased pole climbing, rock throwing and mud fighting. 32 of 101. The Woolly Mammoth was around when the Egyptian Pyramids were being built.

Intrusive Rocks - Kids Fun Science

Intrusive Rocks Learn more about intrusive rocks that cool underground forming batholiths like the Sierra Nevada Mountains in California. Rock Cycle Learn more about igneous, sedimentary and metamorphic rocks and how they form. Kids Fun Science The links on our home page include information about volcanoes, ...

Rocks and Minerals: Facts (Science Trek: Idaho Public ...

Rocks and Minerals: Facts. See the Top 10 Questions. Rocks, rocks, and more rocks ... Sand and mud are rocks. No matter where you are, you are always close to rocks and minerals. They are fascinating and exciting, so let's begin our investigation to learn more. ... Then there's igneous rock, here since earth was born. ...

Metamorphic Rock Facts for Kids - Fun Facts To Learn

Metamorphic rock is quite a word to get your tongue around, but these are some seriously interesting rocks. ... like sedimentary rocks, igneous rocks or even other types of metamorphic rock. If there is a serious amount of pressure or heat, these stones undergo metamorphosis, harden and create new crystals! ... Interesting Facts. Did you know ...

5 Interesting Facts About Metamorphic Rocks | APECSEC.org

Home Interesting Facts About 5 Interesting Facts About Metamorphic Rocks. ... 5 Interesting Facts About Metamorphic Rocks. Mar 4, 2015. 0. 10594. Share on Facebook. Tweet on Twitter. Metamorphic rocks are unique for the fact that they are created when existing rocks are heated and pressurized within the surface of the Earth to create a new ...

Rocks: Pictures of Igneous, Metamorphic and Sedimentary Rocks

Photographs and information for a large collection of igneous, metamorphic and sedimentary rocks. Geology.com ... Trap Rock is a name applied to any dark-colored igneous rock used to produce crushed stone. ... It's THE most interesting rock. Uses of Granite.

Igneous rock - Wikipedia

Igneous rock (derived from the Latin word ignis meaning fire), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rock is formed through the cooling and solidification of magma or lava.

50 Interesting Facts About Planet Earth - Live Science

We pawed through our archives to gather together just 50 of the most amazing and interesting facts about Earth. Enjoy the journey. ... Earth's rock cycle transforms igneous rocks to sedimentary ...

fun facts sedimentary rocks kids - reapadm.in

Igneous Rocks Facts Metamorphic Rocks Facts Sedimentary Rocks Facts Sandstone Facts Limestone ... Rocks Information and Facts National Metamorphic rocks are sedimentary or igneous rocks that have been transformed by pressure, heat, or the intrusion of fluids.

5 Interesting Facts About Igneous Rocks | APECSEC.org

Igneous rocks are formed when magma comes to the crust of the planet, cools down, and then hardens. It may also happen below the surface of the soil. The types of igneous rocks that we have are, in fact, determined by where the rocks are formed.