Sphalerite is a sulfide mineral with the chemical formula (Zn, Fe)S. It is the most important ore of zinc. Sphalerite is found in a variety of deposit...
35 KB (3,404 words) - 23:08, 26 January 2025
by-product during the processing of the ores of other metals, chiefly from sphalerite and other zinc sulfide ores. Indium has no biological role and its compounds...
47 KB (5,668 words) - 08:06, 20 March 2025
occurs in near-opaque minerals with very high refractive indices, such as sphalerite, cinnabar, anthracite, and cuprite. Vitreous minerals have the lustre...
12 KB (1,158 words) - 19:48, 28 January 2025
after Germany, his country of birth. Germanium is mined primarily from sphalerite (the primary ore of zinc), though germanium is also recovered commercially...
68 KB (7,205 words) - 08:44, 19 April 2025
main form of zinc found in nature, where it mainly occurs as the mineral sphalerite. Although this mineral is usually black because of various impurities...
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structural polymorph form of sphalerite. The iron content is variable up to eight percent. It is trimorphous with matraite and sphalerite. It occurs in hydrothermal...
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Mendeleev's prediction, discovered a new element in a sample of the mineral sphalerite, and named it gallium. He isolated the element and began determining its...
251 KB (27,136 words) - 13:25, 25 April 2025
hydrothermal vein deposits. It commonly occurs with galena, tetrahedrite, sphalerite, chalcopyrite, pyrite, stibnite, zinkenite, siderite, quartz, rhodochrosite...
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lubricant and an additive to cosmetic products. The cubic (zincblende aka sphalerite structure) variety analogous to diamond is called c-BN; it is softer than...
77 KB (8,208 words) - 12:04, 15 April 2025
It is also isostructural with sphalerite at low temperatures. It occurs with other sulfide minerals such as sphalerite and galena, and is the only ore...
5 KB (293 words) - 22:16, 8 April 2024
often showing octahedral forms. It is often associated with the minerals sphalerite, calcite and fluorite. As a pure specimen held in the hand, under standard...
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parameter Ref. MgPo nickeline (NiAs) a = 434.5 pm c = 707.7 pm BePo sphalerite (ZnS) 582.7 pm CdPo sphalerite (ZnS) 666.5 pm ZnPo sphalerite (ZnS) 628(2) pm...
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rather as gallium(III) compounds in trace amounts in zinc ores (such as sphalerite) and in bauxite. Elemental gallium is a liquid at temperatures greater...
75 KB (8,936 words) - 08:48, 19 April 2025
element, typically a metal. Examples are cinnabar (HgS), an ore of mercury; sphalerite (ZnS), an ore of zinc; cassiterite (SnO2), an ore of tin; and colemanite...
111 KB (13,149 words) - 15:53, 12 April 2025
which is mainly derived from the processing of the zinc sulfide mineral sphalerite. Germanite contains gallium, zinc, molybdenum, arsenic, and vanadium as...
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minerals include cassiterite, scheelite, bismuth, quartz, pyrite, galena, sphalerite, and arsenopyrite. This mineral was historically found in Europe in Bohemia...
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Earth's crust and has five stable isotopes. The most common zinc ore is sphalerite (zinc blende), a zinc sulfide mineral. The largest workable lodes are...
144 KB (16,505 words) - 11:11, 3 May 2025
fluorite structure being intermediate between the caesium chloride and sphalerite structures is reflected in the Madelung constants. It is assumed for the...
14 KB (1,711 words) - 22:53, 25 March 2025
Hardwood 2–2.5 Plastic 2.5 Zinc 2.5–3 Copper 3 Brass 3.5 Adamite 3.5-4 Sphalerite 4 Iron 4–4.5 Ordinary steel 4.5 Colemanite 5 Apatite 5-5.5 Goethite 5...
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a p-type semiconductor. Its crystal structure is cubic, like that for sphalerite and diamond. ZnTe has the appearance of grey or brownish-red powder, or...
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rambergite (hexagonal), and recently found browneite (isometric, with sphalerite-type structure, extremely rare, known only from a meteorite). Manganese(II)...
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Banded Zn-Pb ore sample with sphalerite (brown) and (silver-grey) galena as main ore minerals and (white) calcite as main gangue mineral...
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jasperoid and ore minerals. Veinlet along lower edge of specimen contains sphalerite in carbonates. Pend Oreille mine, Pend Oreille County, Washington...
25 KB (2,734 words) - 21:53, 25 November 2024
Missouri, known for producing "tri-state" minerals consisting mainly of sphalerite. The DMV, which includes the city of Washington (coterminous with the...
11 KB (1,104 words) - 18:53, 2 May 2025
(243 °F). Associated minerals include acanthite, mckinstryite, galena, sphalerite, pyrite, chalcopyrite, stromeyerite, polybasite, pearceite, tetrahedrite–tennantite...
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with copper despite chalcopyrite having the same crystal structure as sphalerite. Minor amounts of elements such as silver, gold, cadmium, cobalt, nickel...
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striations include pyrite, feldspar, quartz, tourmaline, chalcocite and sphalerite. Slickenside "Glad You Asked: Glacial Striations and Slickensides". Utah...
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native arsenic, native gold, proustite, rhodochrosite, arsenopyrite, sphalerite, tetrahedrite, calaverite, tellurobismuthite, galena and pyrite. "Nagyágite"...
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blue, yellow, brown or grey. It often forms as an alteration product of sphalerite in altered massive sulphide deposits such as at Broken Hill, Australia...
3 KB (195 words) - 15:03, 31 January 2023
Fe-montmorillonite, goethite, hematite, siderite, rhodochrosite, pyrite, sphalerite, anhydrite. The Red Sea is a rich and diverse ecosystem. For example,...
58 KB (6,508 words) - 19:14, 27 April 2025