Igneous Rocks

The lava or magma on or below the Earth's surface cools and solidifies. In its rock solid state, it is known by the name, igneous rock. Precisely, igneous rocks are formed by the solidification on magma or lava. To know about the different types of igneous rocks, how they are formed and their distinct characteristics, read on.
  • Characteristics of Igneous Rocks
    The prime characteristics of igneous rocks used for identification purposes are color and size of crystals. Color of igneous rocks may be light or dark, whereas the crystal size is either small or large, based on how crystallization process takes place.
  • Igneous Rock Uses
    Igneous rocks are basically used in flooring, landscaping and construction projects. However, igneous rock uses are specific to its type, which is classified according to the formation process, mineral content, hardness, texture and other properties.
  • Volcanic Rock
    A compilation of some facts about volcanic rocks intended to shed light on various attributes of this igneous rock type which is formed as a result of volcanic activity on the Earth's crust. Continue reading...
  • Igneous Rock Textures
    In geological studies, the texture of a rock helps in determining its type and origin. In this write-up we will have a closer look at igneous rock textures, and try to understand how different types of igneous rocks are formed.
  • How are Igneous Rocks Formed
    How are igneous rocks formed is not one of the greatest mysteries of science and there is a scientific explanation that answers this question. People before used to wonder how igneous rocks formed years ago. But now, they have an explanation for it. Read on to learn the answer about how are igneous rocks formed in the following article...
  • Igneous, Sedimentary and Metamorphic Rocks
    Rocks are basically classified into igneous, sedimentary and metamorphic rocks. Scroll down to learn about the composition of these rocks.
  • Snowflake Obsidian
    Snowflake obsidian is a type of obsidian rock. It is used for balancing the body, mind and spirit. Hence, snowflake obsidian jewelry is used by many for grounding their personalities.
  • Obsidian Rocks
    Obsidian rocks resemble a dark glass and is formed as a result of rapid cooling of silica-rich lava. Classified as an igneous rocks, obsidians are used in making surgical blades, gemstones, ornamental application and crystal healing.
  • Types of Igneous Rocks
    Rocks are of three main types, viz., sedimentary rocks, metamorphic rocks and igneous. Here, we will have a discussion on the types of igneous rocks known to man.
  • What are Igneous Rocks
    This article furnishes information to answer the question, 'what are igneous rocks and how are they formed?' Igneous rocks are rocks formed by the cooling and crystallization of magma in the earth's crust.
  • Igneous Rock Facts
    Nature is full of marvelous creations, and one of these are igneous rocks. Here is a compilation of some interesting igneous rock facts, which have made these rocks a popular choice for several purposes, including construction and jewelry...
  • Igneous Rocks
    Igneous rocks are a type of rock that is formed when molten magma cools and solidifies. Read more about it here.