the iron, resulting in the siderite-smithsonite, siderite-magnesite, and siderite-rhodochrosite solid solution series. Siderite has Mohs hardness of 3.75...
11 KB (1,196 words) - 09:59, 10 November 2023
organism) can act as a nucleus for the precipitation of minerals such as siderite, resulting in a nodule forming around it. If this happens rapidly before...
104 KB (10,826 words) - 18:39, 24 June 2024
(CaCO3). Dolomite, CaMg(CO3)2, is an uncommon mineral in limestone, and siderite or other carbonate minerals are rare. However, the calcite in limestone...
72 KB (8,512 words) - 23:32, 24 June 2024
either of oxides, i.e. limonite, hematite, and magnetite; carbonates, i.e. siderite; silicates, i.e. chamosite; or some combination of these minerals. Freshly...
4 KB (438 words) - 17:31, 25 June 2024
Mark D. (2009). "High-fidelity X-ray micro-tomography reconstruction of siderite-hosted Carboniferous arachnids". Biology Letters. 5 (6): 841–844. doi:10...
110 KB (11,562 words) - 10:18, 18 June 2024
the iron oxide minerals such as hematite (Fe2O3), magnetite (Fe3O4), and siderite (FeCO3), which are the major ores of iron. Many igneous rocks also contain...
149 KB (16,953 words) - 05:41, 24 June 2024
Fe), goethite (FeO(OH), 62.9% Fe), limonite (FeO(OH)·n(H2O), 55% Fe), or siderite (FeCO3, 48.2% Fe). Ores containing very high quantities of hematite or...
54 KB (7,075 words) - 11:42, 21 June 2024
polyhalite Brine precipitate: Fe-montmorillonite, goethite, hematite, siderite, rhodochrosite, pyrite, sphalerite, anhydrite. The Red Sea is a rich and...
59 KB (6,498 words) - 16:04, 18 June 2024
fragments and fossils can be replaced by other minerals (e.g. calcite, siderite, pyrite or marcasite) during diagenesis. Porosity usually decreases during...
13 KB (1,457 words) - 15:33, 3 November 2023
than about 2 billion years contained grains of pyrite, uraninite, and siderite, all minerals containing reduced forms of iron or uranium that are not...
83 KB (9,365 words) - 01:18, 26 June 2024
Taconite Sedimentary iron formation rock Composition Primary Magnetite, hematite and chert Secondary Siderite, greenalite, minnesotaite and stilpnomelane...
12 KB (1,446 words) - 20:11, 8 June 2024
within the lower mantle. Doing so resulted in the formations of magnesite, siderite, and numerous varieties of graphite. Other experiments—as well as petrologic...
98 KB (10,264 words) - 13:20, 4 July 2024
oxide group consisting of hematite, goethite, and magnetite. The carbonate siderite is also typically mined. A productive belt of iron formations is known...
16 KB (2,062 words) - 00:10, 14 January 2024
Rhodochrosite forms a complete solid solution series with iron carbonate (siderite). Calcium (as well as magnesium and zinc, to a limited extent) frequently...
9 KB (762 words) - 01:54, 28 April 2024
Iron meteorites, also called siderites or ferrous meteorites, are a type of meteorite that consist overwhelmingly of an iron–nickel alloy known as meteoric...
18 KB (2,191 words) - 00:56, 22 March 2024
iron(III) bromide 10031-26-2 FeBr3 · 6H2O iron(III) bromide hexahydrate FeCO3 siderite 14476-16-5 FeC2O4 iron oxalate 15843-42-2 FeC5O5 iron pentacarbonyl pentacarbonyl...
182 KB (107 words) - 13:33, 17 April 2024
"Crystal structure refinements of magnesite, calcite, rhodochrosite, siderite, smithonite, and dolomite, with discussion of some aspects of the stereochemistry...
3 KB (202 words) - 20:24, 12 June 2023
crystallographic and physical characters resemble those of dolomite and siderite. The angle between the perfect rhombohedral cleavages is 73° 48′, the hardness...
5 KB (307 words) - 22:22, 22 April 2023
substitution of manganese leading to rhodochrosite, and with iron, leading to siderite. A variety rich in cadmium, which gives it a bright yellow color, is sometimes...
5 KB (420 words) - 19:26, 18 January 2024
rocks; and with grunerite, magnetite, hematite, stilpnomelane, ankerite, siderite, calcite, chalcedonic quartz in iron formations. The riebeckite granite...
7 KB (557 words) - 12:14, 14 February 2024
Serpentine group Serpierite Sewardite Shandite Shattuckite Shigaite Shortite Siderite Siderophyllite Siderotil Siegenite Silicate perovskite Silicon Sillimanite...
41 KB (2,732 words) - 20:21, 2 June 2024
been deformed and metamorphosed, resulting in upper greenschist facies of siderite-phyllite, and lower amphibolite facies of grunerite schists.: J15 The...
15 KB (1,828 words) - 11:26, 20 June 2024
concentric layers reaching 10 mm in diameter. Bauxites, limonites, and siderites often have a pisolitic structure. Ooid Oolite Mindat - Pisolite Manutchehr-Danai...
1 KB (82 words) - 07:59, 22 April 2024
(such as lignite) and trace amounts of other minerals such as pyrite and siderite. They are a common raw material for various types of ceramics, where their...
7 KB (541 words) - 00:33, 23 April 2024
4 Paramagnetic Ilmenite FeTiO 3 {\displaystyle {\ce {FeTiO3}}} 8 - 16 Siderite FeCO 3 {\displaystyle {\ce {FeCO3}}} 9 - 18 Chromite FeCr 2 O 4 {\displaystyle...
11 KB (1,249 words) - 03:32, 8 June 2024
that eventually became shale. Many gem-quality ammonites are found within siderite concretions. These sediments preserved the aragonite of the shells, preventing...
26 KB (3,156 words) - 20:33, 3 July 2024
with significant concentrations of ankerite and minor concentrations of siderite. Large carbonatite deposits enriched in rare-earth elements include Mount...
156 KB (16,823 words) - 20:37, 1 July 2024
chemical compound with formula FeCO 3, that occurs naturally as the mineral siderite. At ordinary ambient temperatures, it is a green-brown ionic solid consisting...
7 KB (654 words) - 17:37, 28 June 2023
coral skeletons); dolomite, a calcium-magnesium carbonate CaMg(CO3)2; and siderite, or iron(II) carbonate, FeCO3, an important iron ore. Sodium carbonate...
18 KB (1,678 words) - 06:35, 3 June 2024
Chrysotile Lizardite Stichtite Shattuckite Shigaite Shortite Shungite Siderite Sillimanite Simpsonite Sinhalite Smaltite Smithsonite Sodalite Hackmanite...
13 KB (866 words) - 05:32, 11 March 2024