Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Metasomatism> ?p ?o }
- Metasomatism abstract "Metasomatism is the chemical alteration of a rock by hydrothermal and other fluids. Synonyms to the word metasomatism are metasomatose and metasomatic process. The word metasomatose can also be used as a name for specific varieties of metasomatism (for example Mg-metasomatose and Na-metasomatose).Metasomatism can occur via the action of hydrothermal fluids from an igneous or metamorphic source. In the igneous environment, metasomatism creates skarns, greisen, and may affect hornfels in the contact metamorphic aureole adjacent to an intrusive rock mass. In the metamorphic environment, metasomatism is created by mass transfer from a volume of metamorphic rock at higher stress and temperature into a zone with lower stress and temperature, with metamorphic hydrothermal solutions acting as a solvent. This can be envisaged as the metamorphic rocks within the deep crust losing fluids and dissolved mineral components as hydrous minerals break down, with this fluid percolating up into the shallow levels of the crust to chemically change and alter these rocks.This mechanism implies that metasomatism is open system behaviour, which is different from classical metamorphism which is the in-situ mineralogical change of a rock without appreciable change in the chemistry of the rock. Because metamorphism usually requires water in order to facilitate metamorphic reactions, metasomatism and metamorphism nearly always occur together.Further, because metasomatism is a mass transfer process, it is not restricted to the rocks which are changed by addition of chemical elements and minerals or hydrous compounds. In all cases, to produce a metasomatic rock some other rock is also metasomatised, if only by dehydration reactions with minimal chemical change. This is best illustrated by gold ore deposits which are the product of focused concentration of fluids derived from many cubic kilometres of dehydrated crust into thin, often highly metasomatised and altered shear zones and lodes. The source region is often largely chemically unaffected compared to the highly hydrated, altered shear zones, but both must have undergone complementary metasomatism.Metasomatism is more complicated in the Earth's mantle, because the composition of peridotite at high temperatures can be changed by infiltration of carbonate and silicate melts and by carbon dioxide-rich and water-rich fluids, as discussed by Luth (2003). Metasomatism is thought to be particularly important in changing the composition of mantle peridotite below island arcs as water is driven out of ocean lithosphere during subduction. Metasomatism has also been considered critical for enriching source regions of some silica-undersaturated magmas. Carbonatite melts are often considered to have been responsible for enrichment of mantle peridotite in incompatible elements.".
- Metasomatism thumbnail Metasomatism_in_granite.jpg?width=300.
- Metasomatism wikiPageID "1129953".
- Metasomatism wikiPageLength "8984".
- Metasomatism wikiPageOutDegree "98".
- Metasomatism wikiPageRevisionID "703406582".
- Metasomatism wikiPageWikiLink Albite.
- Metasomatism wikiPageWikiLink Amphibole.
- Metasomatism wikiPageWikiLink Armalcolite.
- Metasomatism wikiPageWikiLink Banded_iron_formation.
- Metasomatism wikiPageWikiLink Barium.
- Metasomatism wikiPageWikiLink Biotite.
- Metasomatism wikiPageWikiLink Calcite.
- Metasomatism wikiPageWikiLink Calcium.
- Metasomatism wikiPageWikiLink Calc–silicate_rock.
- Metasomatism wikiPageWikiLink Carbon_dioxide.
- Metasomatism wikiPageWikiLink Carbonate.
- Metasomatism wikiPageWikiLink Carbonatite.
- Metasomatism wikiPageWikiLink Category:Geological_processes.
- Metasomatism wikiPageWikiLink Category:Metamorphic_petrology.
- Metasomatism wikiPageWikiLink Chemical_compound.
- Metasomatism wikiPageWikiLink Chemical_element.
- Metasomatism wikiPageWikiLink Chlorite_group.
- Metasomatism wikiPageWikiLink Crust_(geology).
- Metasomatism wikiPageWikiLink Diffusion.
- Metasomatism wikiPageWikiLink Dolomite.
- Metasomatism wikiPageWikiLink Epidote.
- Metasomatism wikiPageWikiLink Granite.
- Metasomatism wikiPageWikiLink Greisen.
- Metasomatism wikiPageWikiLink Hematite.
- Metasomatism wikiPageWikiLink Hornfels.
- Metasomatism wikiPageWikiLink Hydrothermal_circulation.
- Metasomatism wikiPageWikiLink Igneous_rock.
- Metasomatism wikiPageWikiLink Ilmenite.
- Metasomatism wikiPageWikiLink Incompatible_element.
- Metasomatism wikiPageWikiLink Intrusive_rock.
- Metasomatism wikiPageWikiLink Iron.
- Metasomatism wikiPageWikiLink Island_arc.
- Metasomatism wikiPageWikiLink Jasperoid.
- Metasomatism wikiPageWikiLink Limestone.
- Metasomatism wikiPageWikiLink Lithosphere.
- Metasomatism wikiPageWikiLink Lode.
- Metasomatism wikiPageWikiLink Magma.
- Metasomatism wikiPageWikiLink Magnesium.
- Metasomatism wikiPageWikiLink Magnetite.
- Metasomatism wikiPageWikiLink Mantle_(geology).
- Metasomatism wikiPageWikiLink Marl.
- Metasomatism wikiPageWikiLink Metamorphic_rock.
- Metasomatism wikiPageWikiLink Metamorphism.
- Metasomatism wikiPageWikiLink Mica.
- Metasomatism wikiPageWikiLink Mineral.
- Metasomatism wikiPageWikiLink Muscovite.
- Metasomatism wikiPageWikiLink Normative_mineralogy.
- Metasomatism wikiPageWikiLink Ocean.
- Metasomatism wikiPageWikiLink Ore_genesis.
- Metasomatism wikiPageWikiLink Orthoclase.
- Metasomatism wikiPageWikiLink Peridotite.
- Metasomatism wikiPageWikiLink Petrifaction.
- Metasomatism wikiPageWikiLink Phlogopite.
- Metasomatism wikiPageWikiLink Pneumatolysis.
- Metasomatism wikiPageWikiLink Polymetallic_replacement_deposit.
- Metasomatism wikiPageWikiLink Porphyry_copper_deposit.
- Metasomatism wikiPageWikiLink Potassium.
- Metasomatism wikiPageWikiLink Propylitic_alteration.
- Metasomatism wikiPageWikiLink Pyrite.
- Metasomatism wikiPageWikiLink Pyroxenite.
- Metasomatism wikiPageWikiLink Rare_earth_element.
- Metasomatism wikiPageWikiLink Rock_(geology).
- Metasomatism wikiPageWikiLink Rubidium.
- Metasomatism wikiPageWikiLink Rutile.
- Metasomatism wikiPageWikiLink Sericite.
- Metasomatism wikiPageWikiLink Serpentine_subgroup.
- Metasomatism wikiPageWikiLink Shear_zone.
- Metasomatism wikiPageWikiLink Silicate.
- Metasomatism wikiPageWikiLink Silicon_dioxide.
- Metasomatism wikiPageWikiLink Skarn.
- Metasomatism wikiPageWikiLink Sodium.
- Metasomatism wikiPageWikiLink Solvent.
- Metasomatism wikiPageWikiLink Stress_(mechanics).
- Metasomatism wikiPageWikiLink Strontium.
- Metasomatism wikiPageWikiLink Subduction.
- Metasomatism wikiPageWikiLink Sulfur.
- Metasomatism wikiPageWikiLink Temperature.
- Metasomatism wikiPageWikiLink Water.
- Metasomatism wikiPageWikiLink Xenolith.
- Metasomatism wikiPageWikiLink File:Metasomatism_in_granite.jpg.
- Metasomatism wikiPageWikiLinkText "Altered".
- Metasomatism wikiPageWikiLinkText "Fe-metasomatism".
- Metasomatism wikiPageWikiLinkText "Metasomatic".
- Metasomatism wikiPageWikiLinkText "Metasomatism".
- Metasomatism wikiPageWikiLinkText "Metasomatism#Alteration assemblages".
- Metasomatism wikiPageWikiLinkText "alteration zones".
- Metasomatism wikiPageWikiLinkText "alteration".
- Metasomatism wikiPageWikiLinkText "altered igneous rocks".
- Metasomatism wikiPageWikiLinkText "altered".
- Metasomatism wikiPageWikiLinkText "aqueous alteration".
- Metasomatism wikiPageWikiLinkText "contact metasomatic".
- Metasomatism wikiPageWikiLinkText "hydrothermal alteration".
- Metasomatism wikiPageWikiLinkText "metasomantic alteration".
- Metasomatism wikiPageWikiLinkText "metasomatic ".