Magma cools

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• Magma — For other uses, see Magma (disambiguation). Lava flow on Hawaii. Lava is the extrusive equivalent of magma. Magma (from Greek μάγμα paste ) is a mixture of molten rock, volatiles and solids[1] …   Wikipedia

• magma — magmatic /mag mat ik/, adj. magmatism, n. /mag meuh/, n., pl. magmas, magmata / meuh teuh/. 1. Geol. molten material beneath or within the earth s crust, from which igneous rock is formed. 2. any crude mixture of finely divided mineral or organic …   Universalium

• igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …   Universalium

• Igneous rock — Geologic provinces of the world (USGS)   Shield …   Wikipedia

• mineral deposit — Introduction       aggregate of a mineral in an unusually high concentration.       About half of the known chemical elements (chemical element) possess some metallic (metal) properties. The term metal, however, is reserved for those chemical… …   Universalium

• Volcano — This article is about the geological feature. For other uses, see Volcano (disambiguation) …   Wikipedia

• Ore resources on Mars — Mars may contain valuable ores that will be very useful to future colonists.[1] The abundance of volcanic features together with widespread cratering are strong evidence for a variety of ores. [2] Contents 1 How deposits are made 2 …   Wikipedia

• Rock (geology) — In geology, rock is a naturally occurring aggregate of minerals and/or mineraloids.The Earth s outer solid layer, the ‘lithosphere’, is made of rock. In general rocks are of three types, namely, igneous, sedimentary, and metamorphic. The… …   Wikipedia

• List of Spider Riders characters — This is a list of characters that are from the Spider Riders novel series and animated series.RidersSpider Riders are elite warriors that ride huge metal spiders. To bring their Spider out the Manacle, they say the name of the spider and Spider… …   Wikipedia

• List of Pokémon (320–386) — Pokémon has 646 (as of Pokémon Black and White) distinctive fictional species classified as the titular Pokémon. These creatures and entities reside throughout various locations of the fictional Pokémon universe and can be caught by humans… …   Wikipedia

• Igneous textures — include the rock textures occurring in igneous rocks. Igneous textures are utilized by geologists in determining the mode of origin igneous rocks and are used in rock classification. There are six main types of textures; phaneritic, aphanitic,… …   Wikipedia