to 5.5 and a specific gravity of 5.88. Wüstite is a typical example of a non-stoichiometric compound. Wüstite was named after Fritz Wüst (1860–1938),...
10 KB (1,217 words) - 21:07, 8 April 2024
inorganic compound with the formula FeO. Its mineral form is known as wüstite. One of several iron oxides, it is a black-colored powder that is sometimes...
7 KB (548 words) - 13:43, 13 August 2024
of wüstite (FeO) so that particles with a core of magnetite become surrounded by a shell of wüstite. The further reduction of magnetite and wüstite leads...
68 KB (8,103 words) - 22:59, 20 August 2024
at the earth's surface, particularly wüstite, magnetite, and hematite. Oxides of FeII FeO: iron(II) oxide, wüstite Mixed oxides of FeII and FeIII Fe3O4:...
10 KB (967 words) - 03:38, 19 August 2024
from Kelly's Mine, Lustleigh, Devon UK Mill scale Mineral redox buffer Wüstite Dunlop, David J.; Özdemir, Özden (2001). Rock Magnetism: Fundamentals and...
23 KB (2,321 words) - 10:35, 20 August 2024
metal is burnt (oxidized) to give magnetite or wüstite of a defined particle size. The magnetite (or wüstite) particles are then partially reduced, removing...
51 KB (5,368 words) - 10:16, 2 July 2024
metal than the chemical formula would show. For example, the mineral FeO (wüstite) is written as Fe 1 − x O {\displaystyle {\ce {Fe}}_{1-x}{\ce {O}}} , where...
114 KB (11,793 words) - 23:12, 18 August 2024
rolled steel, consisting of the mixed iron oxides iron(II) oxide (FeO, wüstite), iron(III) oxide (Fe2O3, hematite), and iron(II,III) oxide (Fe3O4, magnetite)...
5 KB (648 words) - 07:23, 14 June 2024
fayalite-magnetite-quartz: 3 Fe2SiO4 + O2 ⇌ 2 Fe3O4 + 3 SiO2 WM: wüstite-magnetite: 3 Fe1−xO + O2 ~ Fe3O4 IW: iron-wüstite: 2 (1-x) Fe + O2 ⇌ 2 Fe1−xO QIF: quartz-iron-fayalite:...
10 KB (1,182 words) - 19:55, 9 July 2024
compounds follow the law of multiple proportion. An example is the iron oxide wüstite, which can contain between 0.83 and 0.95 iron atoms for every oxygen atom...
7 KB (946 words) - 13:19, 15 July 2024
magnesium oxide (MgO). In nature it usually forms a solid solution with wüstite (FeO) and is then referred to as ferropericlase or magnesiowüstite. It...
7 KB (585 words) - 18:01, 30 November 2023
parts of Africa Æthiops mineral, a form of cinnabar Ethiops martial, or wüstite, a mineral Black people in Ancient Roman history People of Ethiopia Aethiopis...
502 bytes (103 words) - 05:35, 11 August 2023
process needs wüstite (FeO) to start the cycle, but on Mars there is no wustite or at least not in significant amounts. Nevertheless, wustite can be easily...
46 KB (4,786 words) - 04:01, 18 July 2024
presence of iron-containing compounds. The three main iron compounds are wüstite (FeO), hematite (Fe2O3), and magnetite (Fe3O4). The Roman Eifel Aqueduct...
9 KB (1,020 words) - 19:52, 9 July 2024
Wodginite Wolframite Wollastonite Woodhouseite Wöhlerite Wulfenite Wurtzite Wüstite Wyartite Xanthiosite Xanthoconite Xanthoxenite Xenophyllite Xenotime Xiangjiangite...
42 KB (2,782 words) - 01:16, 24 August 2024
Associated minerals include native iron, schreibersite, troilite and wüstite. Similar iron carbides occur also in technical iron alloys and are called...
3 KB (196 words) - 19:52, 9 July 2024
is not in its highest oxidation state.: 642–644 For example, although wüstite (ferrous oxide) has an ideal (stoichiometric) formula FeO, the actual stoichiometry...
17 KB (1,474 words) - 23:01, 6 February 2024
FeMoO4 iron(II) orthomolybdate 13718-70-2 FeO iron monoxide iron(II) oxide wüstite 1345-25-1 FeO2 iron dioxide 12411-15-3 FeO2H goethite 1310-14-1 FeO2H ·...
182 KB (107 words) - 12:51, 21 August 2024
Germany. Ferropericlase (Mg,Fe)O, a solid solution of periclase (MgO) and wüstite (FeO), makes up about 20% of the volume of the lower mantle of the Earth...
150 KB (17,056 words) - 12:22, 24 August 2024
hepta-aluminate 10 5 0 0 Monocalcium dialuminate 0 0 17 30 Belite 7 5 0 0 Gehlenite 4 14 11 1 Ferrite 24 5 2 0 Pleocroite 1 1 1 0 Wüstite 7 0 0 0 Corundum 0 0 0 33...
15 KB (1,569 words) - 14:50, 23 May 2024
Solid FeCO3 −750.6 Iron(III) chloride Solid FeCl3 −399.4 Iron(II) oxide (Wüstite) Solid FeO −272 Iron(II,III) oxide (Magnetite) Solid Fe3O4 −1118.4 Iron(III)...
29 KB (1,880 words) - 09:26, 17 August 2024
which is then used to reduce the iron oxide (magnetite—Fe3O4) to iron (wüstite—FeO), in the second step steam is utilized to re-oxidise the iron into...
3 KB (252 words) - 15:49, 30 March 2019
Waipouaite Wpo Watanabeite Wa Wenjiite Wnj Wickmanite Wm Wiserite Wis Wüstite Wüs Wairakite Wrk Watatsumiite Wts Wenkite Wen Wicksite Wic Witherite Wth...
180 KB (418 words) - 05:15, 30 June 2024
forge. Devoid of oxygen, the metal forms a layer of iron-oxide called wüstite on its surface. When the metal is hot enough, but below the welding temperature...
20 KB (2,898 words) - 19:50, 9 July 2024
25 Lime, 25 Bunsenite, 25 Monteponite, 25 Manganosite, 25 Periclase, 25 Wüstite 04.AC M:O = 1:1 (and up to 1:1.25); with large cations (± smaller ones):...
18 KB (1,957 words) - 19:53, 9 July 2024
pairs dominate.Data for plotting are from Shearer et al., (2006). IW represents Iron-Wüstite buffer and QFM represents Quartz-Fayalite-Magnetite buffer....
17 KB (2,332 words) - 20:22, 15 May 2024
sequence: Fe2O3 → Fe3O4 → FeO → Fe hematite → magnetite → wustite → iron Each transition from one oxide to the next is due to two simultaneous...
65 KB (6,571 words) - 16:30, 22 June 2024
scale – hematite and magnetite – and most of the inner layer, wüstite. The remaining wüstite layer is only a few micrometres thick and highly polished to...
4 KB (507 words) - 19:58, 9 July 2024
usually a main component of black ink Iron oxides, such as magnetite and wustite, along with nickel from impurities in iron oxides White May contain: Titanium...
50 KB (5,062 words) - 22:58, 7 August 2024
have no remnant protolith mineralogy remaining. Geochemistry Mineralogy Wüstite Hess, P. C. (1989), Origins of Igneous Rocks, President and Fellows of...
9 KB (1,235 words) - 20:57, 18 March 2024