... and precipitate sulfide minerals as stratiform sulfide ore. Some deposits show evidence of formation via deposition of sulfide ... Volcanogenic massive sulfide ore deposits, also known as VMS ore deposits, are a type of metal sulfide ore deposit, mainly ... and flanked by stratiform exhalative sulfides known as the apron. The stockwork zone typically consists of vein-hosted sulfides ... Volcanogenic massive sulfide deposits are forming today on the seafloor around undersea volcanoes along many mid ocean ridges, ...

... sulfide is 10−22.39 (with a comparable value for manganese (II) sulfide), so effectively all the sulfide in an uncontaminated ... This process creates sulfide as a product according to Equation 1. The sulfide ion produced by this process is sensitive to ... The stoichiometric ratio of MS to H2S is 1:1, meaning for every sulfide ion present as a metal sulfide compound, one molecule ... Thus, the method is a measurement of the "acid-volatile sulfide," rather than the total sulfide. ...

Sulfides, Polysulfides, and Sulfanes" in Ullmann's Encyclopedia of Industrial Chemistry Ludwig Lange and Wolfgang Triebel, 2000 ... D. R. Brush (2000). "Sodium Sulfides". Kirk-Othmer Encyclopedia of Chemical Technology. doi:10.1002/0471238961.1915040902211908 ... it is converted to hydrogen sulfide and elemental sulfur. Treatment with alkylating agents gives organic polysulfides. In one ...

Iron sulfides like pyrrhotite, pentlandite, troilite and cubanite do occur, but The Mg/Si ratio of 1.07 is rather high. Only CV ... Sulfides exceed magnetite. Due to their rarity, and importance as geochemical references, many are eager to claim specimens as ... All or essentially all metal grains are now bound as oxides, sulfides, etc. In the case of Antarctic finds (the putative CY ... These meteorites have measurably higher sulfide content, and an 18O level even higher than the prior CI specimens, making them ...

The Limonene Sulfides". Journal of the American Chemical Society. 81 (13): 3430-3434. doi:10.1021/ja01522a069. Mann, J. C.; ...

ETS Laboratories (15 May 2002). "Sulfides in Wine". Archived from the original on 19 February 2008. Gómez-Míguez, M. José; ... hydrogen sulfide). Some varieties can also exhibit a mineral flavor due to the presence of water-soluble salts as a result of ...

Many iron sulfide minerals may exist in the transition between poorly ordered mackinawite and crystalline pyrite such as ... Cahill, C.L.; Benning, L.G.; Barnes, H.L.; Parise, J.B. (2000). "In situ time-resolved X-ray diffraction of iron sulfides ... Wuensch, B.J.; Prewitt, C.T.; Rajamani, V.; Scott, S.D.; Craig, J.R.; Barton, P.B. (1974). Sulfide Mineralogy: Short Course ... Mackinawite is an iron nickel sulfide mineral with the chemical formula (Fe,Ni) 1+xS (where x = 0 to 0.11). The mineral ...

Pankratz, L. B.; A. D. Mah; S. W. Watson (1987). "Thermodynamic Properties of Sulfides". U. S. Bureau of Mines Bulletin. 689. ...

Kim, Jhong K.; Kline, Margaret L.; Caserio, Marjorie C. (1978-09-01). "Methylthiolation of allylic sulfides. A degenerate [2,3 ... β-Unsaturated Sulfides and Sulfonium Salts1,2". Journal of the American Chemical Society. 88 (24): 5747-5753. doi:10.1021/ ...

Sulfide Minerals". Mineralogy Database. Retrieved 2019-09-21. "Nickel-Strunz Classification - Sulfides". Mineralogy Database. ... Arsenides are grouped with the sulfides in both the Dana and Strunz mineral classification systems. algodonite Cu6As domeykite ...

This compound is the product of the half-neutralization of hydrogen sulfide (H2S) with sodium hydroxide (NaOH). NaSH and sodium ... In contrast with sodium sulfide (Na2S), which is insoluble in organic solvents, NaSH, being a 1:1 electrolyte, is more soluble ... Butts, David; Bush, David R.; Updated By Staff (2013). "Sodium Sulfates and Sulfides". Kirk-Othmer Encyclopedia of Chemical ... One laboratory synthesis entails treatment of sodium ethoxide (NaOEt) with hydrogen sulfide: NaOCH2CH3 + H2S → NaSH + CH3CH2OH ...

X. Sulfides and ox\-sulfides". Acta Crystallographica. 2 (5): 291-6. doi:10.1107/s0365110x49000758. Charvillat, J. P.; Benedict ... A wide variety of neptunium sulfide compounds have been characterized, including the pure sulfide compounds NpS, NpS3, Np2S5, ... All of the neptunium sulfides except for the β and γ forms of Np2S3 are isostructural with the equivalent uranium sulfide and ... Of these, Np2S3, prepared by reacting NpO2 with hydrogen sulfide and carbon disulfide at around 1000 °C, is the most well- ...

doi:10.1016/0022-4596(90)90273-Z. Vaughan, David J.; Craig, James R. (1978). Mineral chemistry of metal sulfides. Cambridge ...

Scheele's analysis showed that the chemical compounds molybdenum sulfide (molybdenite), lead(II) sulfide (galena) and graphite ... I (Elements, Sulfides, Sulfosalts). Chantilly, VA: Mineralogical Society of America. ISBN 978-0962209703. Archived (PDF) from ...

Other low shear strength materials: fluorides of calcium, lithium, barium, and rare earths; sulfides of bismuth and cadmium; ...

It is also has a Strunz classification of 02.CB.05a, as a metal sulfide with gold, silver, iron, copper and other metals. The ... Volume I: Elements, Sulfides, Sulfosalts. Mineral Data Publishing. Tucson, Arizona. p. 105. ISBN 0962209708. Coloradoite. ...

Wolfgang Sand; Edgardo R. Donati (2007). Microbial processing of metal sulfides. Berlin: Springer. ISBN 978-1-4020-5589-8. " ... Mineral-Sulfide-Oxidizing Acidophiles". Applied and Environmental Microbiology. 73 (13): 4294-4299. doi:10.1128/AEM.02658-06. ...

Synthetic iron sulfide was used with copper sulfide to create the photovoltaic material. More recent efforts are working toward ... By Georgius Agricola's time, c. 1550, the term had become a generic term for all of the sulfide minerals. Pyrite is usually ... The mineral pyrite (/ˈpaɪraɪt/ PY-ryte), or iron pyrite, also known as fool's gold, is an iron sulfide with the chemical ... At the time when the term became common in jewelry making, "marcasite" referred to all iron sulfides including pyrite, and not ...

I (Elements, Sulfides, Sulfosalts). Chantilly, VA, US: Mineralogical Society of America. ISBN 978-0-9622097-0-3. Retrieved ... Mercury occurs in deposits throughout the world mostly as cinnabar (mercuric sulfide). The red pigment vermilion is mostly ... Elemental bismuth may occur naturally uncombined, although its sulfide and oxide form important commercial ores. The free ...

Although many metal sulfides are known, most are prepared by high temperature reactions of the elements. Sulfide minerals ... When dissolved in water, hydrogen sulfide is mildly acidic: H2S ⇌ HS− + H+ Hydrogen sulfide gas and the hydrosulfide anion are ... Vaughan, David J.; Craig, James R. (1978). Mineral chemistry of metal sulfides. Cambridge earth science series. Cambridge ... Treatment of sulfur with hydrogen gives hydrogen sulfide. ... reduction of sulfur produces sulfide salts: 16 Na + S8 → 8 Na2S ...

Cyclic Sulfides" J. Am. Chem. Soc., 1951, volume 73, pp 3632-3635. doi:10.1021/ja01152a022 v t e (Articles without EBI source, ... It can be prepared by the reaction of 1,5-dibromopentane with sodium sulfide: Br-(CH2)5-Br + Na2S → (CH2)5S + 2NaBr E. V. ...

X. Sulfides and ox\-sulfides". Acta Crystallographica. 2 (5): 291-6. doi:10.1107/s0365110x49000758. Charvillat, J. P.; Benedict ... Chalcogenides A wide variety of neptunium sulfide compounds have been characterized, including the pure sulfide compounds NpS, ... All of the neptunium sulfides except for the β and γ forms of Np2S3 are isostructural with the equivalent uranium sulfide and ... Of these, Np2S3, prepared by reacting NpO2 with hydrogen sulfide and carbon disulfide at around 1000 °C, is the most well- ...

... is an iron sulfide mineral with the chemical formula Fe2+Fe3+2S4. It is the sulfur equivalent of the iron oxide ... I (Elements, Sulfides, Sulfosalts). Chantilly, VA, US: Mineralogical Society of America. ISBN 0962209708. Retrieved December 5 ... Vaughan, D. J.; Craig, J. R. "Mineral Chemistry of Metal Sulfides" Cambridge University Press, Cambridge: 1978. ISBN 0-521- ... silts and arkosic sand often in varved sulfide rich clays. It is also found in hydrothermal veins. Greigite is formed by ...

"Beryllium Sulfide". American Elements. Retrieved 2022-11-23. PubChem. "Beryllium sulfide". pubchem.ncbi.nlm.nih.gov. Retrieved ... sulfide - GaS Gallium(III) sulfide - Ga2S3 Digermane - Ge2H6 Germane - GeH4 Germanium(II) bromide - GeBr2 Germanium(II) ... "Antimony(V) sulfide". pubchem.ncbi.nlm.nih.gov. Retrieved 2022-11-19. PubChem. "Argon-hydrogen fluoride". pubchem.ncbi.nlm.nih. ... "Barium sulfide". pubchem.ncbi.nlm.nih.gov. Retrieved 2022-11-22. PubChem. "Barium titanate(IV)". pubchem.ncbi.nlm.nih.gov. ...

Selenium sulfide is also known to reduce dryness of scalp and folliculitis. Systemic toxicity can appear if it is applied to ... Selenium sulfide slows down epidermal proliferation. It is fungicidal to Pityrosporum ovale. It also acts as a keratolytic. ... Like selenium sulfide, zinc pyrithione (a zinc complex with two chelating pyrithione anions) also reduces epidermal turnover ... "Selenium Sulfide". Mediline Plus. Retrieved 9 August 2012. Sheldon, Lynne. "Uses of Zinc Pyrithione for Hair Conditions". ...

Sulphide Pass (78°12′S 162°45′E / 78.200°S 162.750°E / -78.200; 162.750) is a saddle that forms a mountain pass on Rucker ... "Sulphide Pass". New Zealand Gazetteer. Retrieved 2019-02-05. 78°11′S 162°32′E / 78.183°S 162.533°E / -78.183; 162.533 v t e ...

According to electron diffraction, the C-C and C-S distances in ethylene sulfide are respectively 1.473 and 1.811 Å. The C-C-S ... Thiirane, more commonly known as ethylene sulfide, is the cyclic chemical compound with the formula C2H4S. It is the smallest ... Thiirane is also used to describe any derivative of the parent ethylene sulfide. ... "Ethylene Sulfide". Encyclopedia of Reagents for Organic Synthesis. John Wiley & Sons. doi:10.1002/047084289X.re079.pub2. ISBN ...

Zinc sulfide, ZnS, crystallizes in two closely related structures, the zincblende crystal structure and the Wurtzite crystal ... In both ZnO and ZnS, (zincblende) zinc is bound tetrahedrally bound to four ligands (oxide and sulfide, respectively). Many ... ISBN 978-0-8306-3018-9. "Zinc Sulfide". American Elements. Retrieved 2009-02-03. Academic American Encyclopedia. Danbury, ...

Selenium sulfide is also used to treat tinea versicolor, a fungal infection of the skin. Deep Cleansing was launched by Chattem ... More specifically, selenium sulfide, an anti-infective agent, relieves itching and flaking of the scalp and removes the dry, ... "Selenium Sulfide". PubMed Health. National Center for Biotechnology Information, U.S. National Library of Medicine. Retrieved ... Over the counter Selsun Blue contains 1% selenium sulfide as its active ingredient in its most popular version (the word " ...

Instead, they can use sulfur in the form of sulfide, or thiosulfate (as well, some species can use H2, Fe2+, or NO2−) as the ... This anoxic environment with light and sufficient sulfide availability is ideal for purple sulfur bacteria. A study done at the ... Harmful compounds such as methane, a greenhouse gas, and hydrogen sulfide, a pungent, toxic compound, can be found in ... If sufficient sulfate is present to support sulfate reduction, the sulfide, produced in the sediments, diffuses upward into the ...