(Geology, mineralogy) A term that refers to the mineral grain size of igneous rocks. Phaneritic rocks have grains large enough to see with the unaided eye.

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  • Phaneritic — is a term usually used to refer to igneous rock grain size. It means that the size of grains in the rock are large enough to be distinguished with the unaided eye as opposed to aphanitic (which is too small to see with the naked eye). This… …   Wikipedia

  • phaneritic — phan·er·it·ic …   English syllables

  • phaneritic — | ̷ ̷ ̷ ̷|rid.ik adjective : of, relating to, or characteristic of phanerite …   Useful english dictionary

  • 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

  • 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

  • Felsic — is a term used in geology to refer to silicate minerals, magma, and rocks which are enriched in the lighter elements such as silicon, oxygen, aluminium, sodium, and potassium. The term combines the words feldspar and silica. Felsic minerals are… …   Wikipedia

  • Mafic — is an adjective describing a silicate mineral or rock that is rich in magnesium and iron; the term is a portmanteau of the words magnesium and ferric .[1] Most mafic minerals are dark in color and the relative density is greater than 3. Common… …   Wikipedia

  • Basalt — For the World War II raid, see Operation Basalt. For the cities, see Basalt, Colorado and Basalt, Idaho. Basalt Igneous Rock Composition …   Wikipedia

  • Dunite — Not to be confused with Dunnite. Small volcanic bomb of (black) basanite with (green) dunite Dunite (   …   Wikipedia

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