bog iron ore
1bog iron ore — pelkių rūda statusas T sritis chemija apibrėžtis Pelkių dugne nusėdęs geležies hidroksidas. atitikmenys: angl. bog iron ore; brown iron ore rus. болотная руда …
2bog iron ore — noun or bog iron : a porous variety of limonite * * * bog iron ore, a loose, porous variety of limonite found in bogs or water …
3bog iron ore — Iron ore consisting of hydrated iron oxide minerals such as limonite and goethite formed by precipitation of groundwater flowing into wetlands. Bacterial action contributes to formation of the ore. Economically useful deposits can regrow within… …
4bog-iron ore — /bog uy euhrn, bawg /, Mineral. a deposit of impure limonite formed in low, wet areas. Also called bog ore. [1780 90] * * * …
5bog-iron ore — /bog uy euhrn, bawg /, Mineral. a deposit of impure limonite formed in low, wet areas. Also called bog ore. [1780 90] …
6bog iron ore — noun Deposit of porous, impure limonite found in bogs and swamps …
7bog iron — noun see bog iron ore …
8Bog iron — refers to impure iron deposits that develop in bogs or swamps by the chemical or biochemical oxidation of iron carried in the solutions. In general, bog ores consist primarily of iron oxyhydroxides, commonly goethite (FeO(OH)). It was discovered… …
9Iron ore — Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and vary in colour from dark grey, bright yellow, deep purple, to rusty red. The iron itself is usually found in the …
10Bog iron — Iron I ron ([imac] [u^]rn), n. [OE. iren, AS. [=i]ren, [=i]sen, [=i]sern; akin to D. ijzer, OS. [=i]sarn, OHG. [=i]sarn, [=i]san, G. eisen, Icel. [=i]sarn, j[=a]rn, Sw. & Dan. jern, and perh. to E. ice; cf. Ir. iarann, W. haiarn, Armor. houarn.]… …
