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Bog iron is a form of impure iron deposit that develops in bogs or swamps by the chemical or biochemical oxidation of iron carried in solution. In general, bog ores consist primarily of iron oxyhydroxides, commonly goethite (FeO(OH)), and related limonite.
Technology, North America & Iron extraction
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iron bog ore production surface furnace north oxidation smelting first oxygen form goethite magnetite america also bloomery slag site ores
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Bog iron | is a | form of impure iron deposit that develops in bogs or swamps by the chemical or biochemical oxidation of iron carried in solution | 0.90 | text |
| Bog iron | is a | renewable resource | 0.90 | text |
| local geology | instance of | Factors | 0.80 | text |
| parent rock mineralogy | instance of | Factors | 0.80 | text |
| ground-water composition | instance of | Factors | 0.80 | text |
| and geochemically active microbes | instance of | Factors | 0.80 | text |
| plants influence the formation | instance of | Factors | 0.80 | text |
| growth | instance of | Factors | 0.80 | text |
| and persistence of iron bogs | instance of | Factors | 0.80 | text |
| withered grass | instance of | Early metallurgists identified bog-iron deposits by indicators | 0.80 | text |
| a wet environment | instance of | Early metallurgists identified bog-iron deposits by indicators | 0.80 | text |
| hygrophilous grass-dominated vegetation | instance of | Early metallurgists identified bog-iron deposits by indicators | 0.80 | text |
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