Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Native_metal> ?p ?o }
- Native_metal abstract "A native metal is any metal that is found in its metallic form, either pure or as an alloy, in nature. Metals that can be found as native deposits singly and/or in alloys include aluminium, antimony, arsenic, bismuth, cadmium, chromium, cobalt, indium, iron, manganese, molybdenum, nickel, rhenium, selenium, tantalum, tellurium, tin, titanium, tungsten, and zinc, as well as two groups of metals: the gold group, and the platinum group. The gold group consists of gold, copper, lead, aluminium, mercury, and silver. The platinum group consists of platinum, iridium, osmium, palladium, rhodium, and ruthenium. Amongst the alloys found in native state have been brass, bronze, pewter, German silver, osmiridium, electrum, white gold, and silver-mercury and gold-mercury amalgam.Only gold, silver, copper and the platinum metals occur in nature in larger amounts. Over geological time scales, very few metals can resist natural weathering processes like oxidation, which is why generally only the less reactive metals such as gold and platinum are found as native metals. The others usually occur as isolated pockets where a natural chemical process reduces a common compound or ore of the metal, leaving the pure metal behind as small flakes or inclusions.Non-metallic elements occurring in the native state include carbon and sulfur. Silicon, a semi-metal, has been found in the native state on rare occasions as small inclusions in gold.Native metals were prehistoric man's only access to metal, since the process of extracting metals from their ores, smelting, is thought to have been discovered around 6500 BC. However, they could be found only in relatively small amounts, so they could not be used extensively. So while copper and iron were known well before the copper age and Iron Age, they would not have a large impact on humankind until the technology to smelt them from their ores, and thus mass-produce them appeared.".
- Native_metal thumbnail Platinum-nugget.jpg?width=300.
- Native_metal wikiPageExternalLink class.htm.
- Native_metal wikiPageID "6742209".
- Native_metal wikiPageLength "10837".
- Native_metal wikiPageOutDegree "105".
- Native_metal wikiPageRevisionID "705144841".
- Native_metal wikiPageWikiLink Alloy.
- Native_metal wikiPageWikiLink Aluminium.
- Native_metal wikiPageWikiLink Amalgam_(chemistry).
- Native_metal wikiPageWikiLink Antimony.
- Native_metal wikiPageWikiLink Arsenic.
- Native_metal wikiPageWikiLink Bismuth.
- Native_metal wikiPageWikiLink Brass.
- Native_metal wikiPageWikiLink Bronze.
- Native_metal wikiPageWikiLink Cadmium.
- Native_metal wikiPageWikiLink Carbon.
- Native_metal wikiPageWikiLink Category:Native_element_minerals.
- Native_metal wikiPageWikiLink Category:Sets_of_chemical_elements.
- Native_metal wikiPageWikiLink Chalcolithic.
- Native_metal wikiPageWikiLink Chromium.
- Native_metal wikiPageWikiLink Cobalt.
- Native_metal wikiPageWikiLink Cobalt-Gowganda_region.
- Native_metal wikiPageWikiLink Colored_gold.
- Native_metal wikiPageWikiLink Copper.
- Native_metal wikiPageWikiLink Copper_Country.
- Native_metal wikiPageWikiLink Copper_mining_in_Michigan.
- Native_metal wikiPageWikiLink Dendrite_(crystal).
- Native_metal wikiPageWikiLink Density.
- Native_metal wikiPageWikiLink Electrum.
- Native_metal wikiPageWikiLink Eugenite.
- Native_metal wikiPageWikiLink File:Platinum-nugget.jpg.
- Native_metal wikiPageWikiLink Gold.
- Native_metal wikiPageWikiLink Indium.
- Native_metal wikiPageWikiLink Iridium.
- Native_metal wikiPageWikiLink Iron.
- Native_metal wikiPageWikiLink Iron_Age.
- Native_metal wikiPageWikiLink Iron_meteorite.
- Native_metal wikiPageWikiLink Iron–nickel_alloy.
- Native_metal wikiPageWikiLink Isle_Royale.
- Native_metal wikiPageWikiLink Kamacite.
- Native_metal wikiPageWikiLink Kamchatka_Oblast.
- Native_metal wikiPageWikiLink Keweenaw_Peninsula.
- Native_metal wikiPageWikiLink Koryaksky.
- Native_metal wikiPageWikiLink Lake_Superior.
- Native_metal wikiPageWikiLink Layered_intrusion.
- Native_metal wikiPageWikiLink Lead.
- Native_metal wikiPageWikiLink Lunar_soil.
- Native_metal wikiPageWikiLink Manganese.
- Native_metal wikiPageWikiLink Mercury_(element).
- Native_metal wikiPageWikiLink Metal.
- Native_metal wikiPageWikiLink Metasomatism.
- Native_metal wikiPageWikiLink Meteoric_iron.
- Native_metal wikiPageWikiLink Molybdenum.
- Native_metal wikiPageWikiLink Native_copper.
- Native_metal wikiPageWikiLink Native_element_minerals.
- Native_metal wikiPageWikiLink New_Caledonia.
- Native_metal wikiPageWikiLink Nickel.
- Native_metal wikiPageWikiLink Nickel_silver.
- Native_metal wikiPageWikiLink Old_Copper_Complex.
- Native_metal wikiPageWikiLink Ontario.
- Native_metal wikiPageWikiLink Orenburg_Oblast.
- Native_metal wikiPageWikiLink Osmiridium.
- Native_metal wikiPageWikiLink Osmium.
- Native_metal wikiPageWikiLink Palladium.
- Native_metal wikiPageWikiLink Pewter.
- Native_metal wikiPageWikiLink Placer_deposit.
- Native_metal wikiPageWikiLink Placer_mining.
- Native_metal wikiPageWikiLink Platinum.
- Native_metal wikiPageWikiLink Platinum_group.
- Native_metal wikiPageWikiLink Redox.
- Native_metal wikiPageWikiLink Rhenium.
- Native_metal wikiPageWikiLink Rhodium.
- Native_metal wikiPageWikiLink Rutheniridosmine.
- Native_metal wikiPageWikiLink Ruthenium.
- Native_metal wikiPageWikiLink Selenium.
- Native_metal wikiPageWikiLink Serpentinite.
- Native_metal wikiPageWikiLink Siberia.
- Native_metal wikiPageWikiLink Silicon.
- Native_metal wikiPageWikiLink Silver.
- Native_metal wikiPageWikiLink Smelting.
- Native_metal wikiPageWikiLink Sulfide_minerals.
- Native_metal wikiPageWikiLink Sulfosalt_minerals.
- Native_metal wikiPageWikiLink Sulfur.
- Native_metal wikiPageWikiLink Taenite.
- Native_metal wikiPageWikiLink Tantalum.
- Native_metal wikiPageWikiLink Telluric_iron.
- Native_metal wikiPageWikiLink Tellurium.
- Native_metal wikiPageWikiLink Timiskaming_District.
- Native_metal wikiPageWikiLink Tin.
- Native_metal wikiPageWikiLink Titanium.
- Native_metal wikiPageWikiLink Tungsten.
- Native_metal wikiPageWikiLink Ultramafic_rock.
- Native_metal wikiPageWikiLink Ural_Mountains.
- Native_metal wikiPageWikiLink Vilyuy_River.
- Native_metal wikiPageWikiLink Zinc.
- Native_metal wikiPageWikiLink File:NatCopper.jpg.
- Native_metal wikiPageWikiLink File:Naturkundemuseum_Berlin_-_Gediegen_Gold_in_Quarz,_Eagles_Nest_Mine,_Placer_County,_Kalifornien,_USA.jpg.
- Native_metal wikiPageWikiLink File:Silber_mineral_erz.jpg.
- Native_metal wikiPageWikiLink File:Widmanstatten_hand.jpg.