ستيمنيت المعدنية antimonite

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ستيمنيت المعدنية antimonite

2020-10-17T00:10:26+00:00
  • Stibnite an overview ScienceDirect Topics

    WebStibnite or antimonite is sulfide metalloid mineral of antimony with chemical formula (Sb2 S 3 ) The color is shiny leadgray tarnishing to black with massive, granular, radiating, and elongated crystals habits ( Fig 150 ) The mineral contains 717% antimony in its natural

  • Antimony transformation and mobilization from

    WebJan 1, 2022  AS1 is an antimoniteoxidizer isolated from the mine slag in Xikuangshan Sb mine Whole genome sequencing data showed the presence of sulfuroxidizing genes,

  • Stibnite: Mineral information, data and localities

    WebRenamed in 1832 by François Sulpice Beudant According to Dioscorides, the original Greek names for the mineral were Στιβι "stibi", Στιμμι "stimmi", and Πλατνόπθαλμου The former

  • Stibnite Properties, Occurrence, Formation and

    WebSep 4, 2023  Stibnite Modified date: 04/09/2023 Stibnite is a sulfide minerals with chemical composition is antimony sulfide (Sb2S3) The principal ore of antimony Lead

  • Stibnite Meanings and Crystal Properties The

    WebStibnite, also known as Antimonite, is an antimony sulfide mineral that crystallizes in the forms of masses, but is most commonly known when seen in it’s semirare, long

  • Stibnite Mineral Data

    WebComposition: Molecular Weight = 33970 gm Antimony 7168 % Sb Sulfur 2832 % S 10000 % Empirical Formula: Sb 2 S 3 Environment: Dimorphous with

  • The Mineral stibnite The Mineral and Gemstone

    WebThe Mineral stibnite Stibnite is named after the latin stibium, which is the old name of the element antimony (Sb) Stibnite was and continues to be the primary ore of antimony

  • Antimony Minerals Education Coalition

    WebAntimony A native element, antimony metal is extracted primarily from stibnite, which contains 72 percent antimony and 28 percent sulfur Stibnite is mined in only a few

  • Antimony and arsenic contamination in water from

    WebApr 5, 2021  There is a significant trace element contamination in the aquifer system, especially in water samples collected from the areas hydrologically downgradient of

  • Antimony transformation and mobilization from

    WebSoils and waters are heavily contaminated by antimony in Xikuangshan (XKS) mine area It is widely accepted that oxidative dissolution of sulfide minerals and aqueous dissolution

  • ANTIMONITE – MINERALITUM exclusive minerals Online

    WebCRYSTAL SYSTEM: Rhombic CRYSTAL FORM: prism, pinacoid, rhombic bipyramid; frequently, it appears in radial and elongated formations It usually presents striations in the longitudinal axis COLOR: lead grey, sometimes with iridescent or blue reflections PHYSICAL PROPERTIES: soft (2 Mohs), heavy (463 g/cm3), exfoliating parallel to the

  • A microscopic and spectroscopic study of rapid antimonite

    WebDuring the reaction of arsenite (As(III)) with δMnO 2 (a typically poorly crystalline phyllomanganate), a significant decrease in the oxidation rate is frequently observed, which is mainly attributed to the surface passivation of δMnO 2However, whether surface passivation also occurs during the antimonite (Sb(III)) oxidation process is unclearIn

  • L'angolo della Geologia: Chimica La Stibnite (Sb2S3) Antimonite

    WebJun 14, 2020  La stibnite Sb2S3 è un minerale, un solfuro di antimonio Sono suoi sinonimi antimonite e stibina Il nome stibnite deriva da stibio, voce desueta per antimonio, e (antimo)nite Il nome stibina deriva dal greco στίβι = neroantimonio, conosciuto già nell'antichità Il nome antimonite deriva forse dall'arabo 'utmud

  • Selective antimonite removal from water by

    WebSelective antimonite removal from water by montmorilloniteimmobilized nanoscale zerovalent iron References S Mishra, J Dwivedi, A Kumar, N Sankararamakrishnan, Removal of antimonite (Sb (III)) and antimonate (Sb (V)) using zerovalent iron decorated functionalized carbon nanotubes, RSC Adv, 6 (2016) 95865–95878

  • Removal of antimonite (Sb (iii)) and antimonate (Sb (v))

    WebSep 30, 2016  Carbon nanotubes (CNT) were synthesized by floating catalytic chemical vapor deposition method using ferrocene and benzene as hydrocarbon source The prepared CNTs were oxidized with nitric acid (CNTOX) followed by coating with nano zerovalent iron (ZVI) to yield nano ZVI decorated CNTs (CNTFe(0)) The prepared a

  • Removal of antimonite (III) from wastewater using

    WebRemoval of antimonite (III) from wastewater using sodiumalginatemodified Feattapulgite with sodium alginate beads Aixia Zhou, Jinsheng Wang* College of Water sciences, Beijing Normal University, Beijing, , China, Tel +86 ; s: (JS Wang), zhouaixia2010@sina (AX Zhou)

  • Antimonit – Wikipédia

    WebCharakteristika Tento minerál vytvára prizmatické kryštály, často s pozdĺžnym ryhovaním Vyskytuje sa však aj v ihlicovitej, zrnitej alebo steblovitej forme Bežne tvorí masívne (hrubo až jemnozrnné) agregáty [1] Jeho farba aj vryp sú olovenosivé až čierne Antimonit je nepriehľadný a má kovový lesk [2]

  • Chemistry of Antimony (Z=51) Chemistry LibreTexts

    WebJun 30, 2023  Antimony trisulfide, Sb2S3 S b 2 S 3, is a sulfide mineral commonly called stibnite or antimonite Antimony trisulfide exists as a gray/black crystalline solid (orthorhombic crystals) and an amorphous redorange powder It turns black due to oxidation by air Antimony trisulfide is the most important source for antimony

  • Antimonate vs Antimonite the difference CompareWords

    WebDefinition: (n) A compound of antimonious acid and a base or basic radical (n) Stibnite Example Sentences: (1) Extrapolation of the amount of FSBA required to inactivate the protein indicated that 1 mol of FSBA was sufficient to inhibit the activity of 1 mol of ArsA protein in the absence of substrates, while only 05 mol was required in the presence of

  • Comamonas testosteroni antA encodes an antimonite

    WebFeb 1, 2021  Here we describe a novel bacterial P 1B type antimonite (Sb (III))translocating ATPase from the antimonymining bacterium Comamonas testosterone JL40 that confers resistance to Sb (III) In a comparative proteomics analysis of strain JL40, an operon (ant operon) was upregulated by Sb (III) The ant operon includes three genes,

  • Deducing signaling pathways from parallel actions of

    WebFeb 19, 2020  The striking parallels between responses to arsenite and antimonite indicate the skin carcinogenic risk of exposure to antimonite merits close scrutiny Scientific Reports Deducing signaling

  • Characterization, evaluation, and mechanistic insights on

    WebFeb 21, 2018  where C i (mg/L) is the initial concentration and Ce (mg/L) is the equilibrium concentration of the antimony ion; m (g) is dry mass of adsorbent, and V (L) is the volume of the solution The interference effect of various ions on the sorption behavior of analyte has also been demonstrated Application of the prepared adsorbents was observed for the

  • Antimonate vs Antimonite the difference CompareWords

    WebDefinition: (n) A compound of antimonious acid and a base or basic radical (n) Stibnite Example Sentences: (1) Extrapolation of the amount of FSBA required to inactivate the protein indicated that 1 mol of FSBA was sufficient to inhibit the activity of 1 mol of ArsA protein in the absence of substrates, while only 05 mol was required in the presence of

  • Comamonas testosteroni antA encodes an antimonite

    WebFeb 1, 2021  Here we describe a novel bacterial P 1B type antimonite (Sb (III))translocating ATPase from the antimonymining bacterium Comamonas testosterone JL40 that confers resistance to Sb (III) In a comparative proteomics analysis of strain JL40, an operon (ant operon) was upregulated by Sb (III) The ant operon includes three genes,

  • Deducing signaling pathways from parallel

    WebFeb 19, 2020  The striking parallels between responses to arsenite and antimonite indicate the skin carcinogenic risk of exposure to antimonite merits close scrutiny Scientific Reports Deducing signaling

  • Characterization, evaluation, and mechanistic insights on

    WebFeb 21, 2018  where C i (mg/L) is the initial concentration and Ce (mg/L) is the equilibrium concentration of the antimony ion; m (g) is dry mass of adsorbent, and V (L) is the volume of the solution The interference effect of various ions on the sorption behavior of analyte has also been demonstrated Application of the prepared adsorbents was observed for the

  • Abiotic and biotic factors responsible for antimonite

    WebMar 2, 2017  Antimonite [Sb(III)]oxidizing bacteria can transform the toxic Sb(III) into the less toxic antimonate [Sb(V)] Recently, the cytoplasmic Sb(III)oxidase AnoA and the periplasmic arsenite [As(III

  • Insights into simultaneous adsorption and oxidation of antimonite

    WebJul 4, 2022  Abstract Removal of antimonite [Sb(III)] from the aquatic environment and reducing its biotoxicity is urgently needed to safeguard environmental and human health Herein, crawfish shellderived biochars (CSB), pyrolyzed at 350, 500, and 650°C, were used to remediate Sb(III) in aqueous solutions The adsorption data best fitted to the pseudo

  • Sequestration of Antimonite by Zerovalent Iron: Using Weak

    WebMany oxyanionforming metals (As, Sb, Se, Tc, etc) can be removed from water by adsorption and/or redox reactions involving iron oxides, including the oxides associated with zerovalent iron (ZVI) The rate of antimonite (Sb(III) hydrolysis species) removal by ZVI was determined in open, wellmixed batch reactors as a function of experimental factors,

  • Antimony transformation and mobilization from stibnite by an antimonite

    WebJan 1, 2022  AS1 is an antimoniteoxidizer isolated from the mine slag in Xikuangshan Sb mine Whole genome sequencing data showed the presence of sulfuroxidizing genes, antimony (Sb) metabolism genes and carbon fixation genes in AS1’s genome In this study, strain AS1 was verified as an autotrophic Sb(III)oxidizer

  • Atomic H*mediated electrochemical removal of low

    WebMar 5, 2023  The nanohybrid filter enabled effective generation and retainment of atomic hydrogen (H*) under an electric field, which further contributed to the complete electroreduction of antimonite (Sb(III)) The highest atomic H* yield and Sb(III) removal kinetics were identified once a potential of 10 V vs Ag/AgCl was exerted

  • How To Use “Antimonite” In A Sentence: Breaking Down

    WebWhen using antimonite in a sentence, it is crucial to consider its meaning and context Antimonite refers to a mineral form of antimony, which is a chemical element with symbol Sb and atomic number 51 This compound is typically found in nature as a sulfide mineral and is often used in the production of various alloys and flame retardants

  • Microbiological oxidation of antimony(III) with oxygen or

    WebBacterial oxidation of arsenite [As(III)] is a wellstudied and important biogeochemical pathway that directly influences the mobility and toxicity of arsenic in the environment In contrast, little is known about microbiological oxidation of the chemically similar anion antimonite [Sb(III)] In this study, two bacterial strains, designated IDSBO1 and IDSBO

  • Antimony transformation and mobilization from stibnite by an antimonite

    WebJan 1, 2022  AS1 is an antimoniteoxidizer isolated from the mine slag in Xikuangshan Sb mine Whole genome sequencing data showed the presence of sulfuroxidizing genes, antimony (Sb) metabolism genes and carbon fixation genes in AS1’s genome In this study, strain AS1 was verified as an autotrophic Sb(III)oxidizer

  • Atomic H*mediated electrochemical removal of low

    WebMar 5, 2023  The nanohybrid filter enabled effective generation and retainment of atomic hydrogen (H*) under an electric field, which further contributed to the complete electroreduction of antimonite (Sb(III)) The highest atomic H* yield and Sb(III) removal kinetics were identified once a potential of 10 V vs Ag/AgCl was exerted

  • How To Use “Antimonite” In A Sentence: Breaking Down

    WebWhen using antimonite in a sentence, it is crucial to consider its meaning and context Antimonite refers to a mineral form of antimony, which is a chemical element with symbol Sb and atomic number 51 This compound is typically found in nature as a sulfide mineral and is often used in the production of various alloys and flame retardants

  • Microbiological oxidation of antimony(III) with oxygen or

    WebBacterial oxidation of arsenite [As(III)] is a wellstudied and important biogeochemical pathway that directly influences the mobility and toxicity of arsenic in the environment In contrast, little is known about microbiological oxidation of the chemically similar anion antimonite [Sb(III)] In this study, two bacterial strains, designated IDSBO1 and IDSBO

  • Stibnite: Mineral information, data and localities mindat

    WebRenamed in 1832 by François Sulpice Beudant According to Dioscorides, the original Greek names for the mineral were Στιβι "stibi", Στιμμι "stimmi", and Πλατνόπθαλμου The former name became the Latin "stibium" and the old name for the element antimony (Sb) Named spiessglas in 1430 by Basil Valentine who showed the

  • Adsorption of antimonite and antimonate from aqueous solution PubMed

    WebApr 15, 2020  Porous modified polyacrylonitrile (PAN) with an ultrahigh percentage of amidoxime groups (UAPAN) was synthesized for the first time and used to adsorb antimonite (Sb(III)) and antimonate (Sb(V)) from aqueous solution Fourier transform infrared (FTIR), Zeta potential, Xray photoelectron spectrosco

  • Antimonite: Mineral information, data and localities

    Web版权所有© mindat1993年至2023年,除了规定的地方。 Mindat全赖于全球数千个以上成员和支持者们的参与。 隐私政策 条款和条款细则 联络我们 Report a bug/vulnerability Current server date and time: 20231229 03:17:49 Page generated: 2023111 14:40:08

  • Frontiers Integrated Metabolomics and Targeted Gene

    WebJan 27, 2021  For example, bacterial oxidation transforms a more toxic form, antimonite Sb(III), to a less toxic form, antimonate Sb(V), making this a detoxification process with respect to both bacterial cells and the environment (Filella et al, 2007) Given the ability of microbes to control important Sb detoxifying chemistries, a better understanding of

  • It Is Time to Explore Unique Mechanisms for Microbial

    WebOct 11, 2023  In recent years, research interest in Sb has been growing and reflects a fundamental scientific concern regarding Sb in the environment In this review, we summarize the recent research on bacterial antimony transformations, esp those regarding antimony uptake, efflux, antimonite oxidn, and antimonate redn

  • Antimonate vs Antimonite What's the difference? WikiDiff

    WebAs nouns the difference between antimonate and antimonite is that antimonate is any salt or ester of antimonic acid; the anion SbO 4 3antimonite is a grey mineral, antimony sulfide (Sb 2 S 3) that is the main source of antimony; stibnite

  • Removal of Antimonite (Sb(III)) and Antimonate (Sb(V))

    WebAug 24, 2015  Zirconium oxide (ZrO2)carbon nanofibers (ZCN) were fabricated and batch experiments were used to determine antimonite (Sb(III)) and antimonate (Sb(V)) adsorption isotherms and kinetics ZCN have a maximum Sb(III) and Sb(V) adsorption capacity of 7083 and 5717 mg/g, respectively The adsorption process between ZCN and Sb was

  • Selective antimonite removal from water by

    WebSelective antimonite removal from water by montmorilloniteimmobilized nanoscale zerovalent iron Jinfeng Jianga,b, Shaokui Zhenga,*, Bingyu Lib, Xuan Fanb, Hanjun Zhub, Ming Leib,* aSchool of Environment, MOE Key Laboratory of Water and Sediment Sciences/State Key Lab of Water Environment Simulation,

  • Abiotic and biotic factors responsible for antimonite

    WebMar 2, 2017  Antimonite [Sb(III)]oxidizing bacteria can transform the toxic Sb(III) into the less toxic antimonate [Sb(V)] Recently, the cytoplasmic Sb(III)oxidase AnoA and the periplasmic arsenite [As(III)] oxidase AioAB were shown to responsible for bacterial Sb(III) oxidation, however, disruption of each gene only partially decreased Sb(III) oxidation

  • Antimonit – Wikipédia

    WebAntimonit Az antimonit (stibnit, elavult neve: piskolt vagy piskolc) az antimon fontos érce, rombos kristályrendszerű szulfidásvány, a tetraedrit csoport ásványegyüttesébe tartozik Rombos rendszerben kristályosodik Leggyakoribb kristályalakja a hosszú prizma, gyakran hullámosan hajlott kristályok, sugaras tűs halmazok vagy finom tűk alkotta szövedékek

  • Removal of Antimonite (Sb(III)) and Antimonate

    WebAug 24, 2015  Zirconium oxide (ZrO2)carbon nanofibers (ZCN) were fabricated and batch experiments were used to determine antimonite (Sb(III)) and antimonate (Sb(V)) adsorption isotherms and kinetics ZCN

  • Selective antimonite removal from water by

    WebSelective antimonite removal from water by montmorilloniteimmobilized nanoscale zerovalent iron Jinfeng Jianga,b, Shaokui Zhenga,*, Bingyu Lib, Xuan Fanb, Hanjun Zhub, Ming Leib,* aSchool of Environment, MOE Key Laboratory of Water and Sediment Sciences/State Key Lab of Water Environment Simulation,

  • Abiotic and biotic factors responsible for antimonite

    WebMar 2, 2017  Antimonite [Sb(III)]oxidizing bacteria can transform the toxic Sb(III) into the less toxic antimonate [Sb(V)] Recently, the cytoplasmic Sb(III)oxidase AnoA and the periplasmic arsenite [As(III)] oxidase AioAB were shown to responsible for bacterial Sb(III) oxidation, however, disruption of each gene only partially decreased Sb(III) oxidation

  • Antimonit – Wikipédia

    WebAntimonit Az antimonit (stibnit, elavult neve: piskolt vagy piskolc) az antimon fontos érce, rombos kristályrendszerű szulfidásvány, a tetraedrit csoport ásványegyüttesébe tartozik Rombos rendszerben kristályosodik Leggyakoribb kristályalakja a hosszú prizma, gyakran hullámosan hajlott kristályok, sugaras tűs halmazok vagy finom tűk alkotta szövedékek

  • Antimonite an overview ScienceDirect Topics

    WebActinide compounds with heavy oxoanions containing a stereochemically active lonepair of electrons Richard E Sykora, Thomas E AlbrechtSchmitt, in Structural Chemistry of Inorganic Actinide Compounds, 2007 51 Structure of UO 2 Sb 2 O 4 [91] Only a single uranyl antimonite is known to exist There are nominal UO 6 subunits that form the

  • A microscopic and spectroscopic study of rapid

    Webantimonite sequestration by a poorly crystalline phyllomanganate: differences from passivated arsenite oxidation† Huawei Wang,ab Yanan Wang,c Yingjie Sun, *a Yiu Fai Tsang,d Daoyong Zhangb and Xiangliang Pan*b During the reaction of arsenite (As(III)) with dMnO 2 (a typically poorly crystalline phyllomanganate),

  • Poison stone the basis of medieval cosmetics

    WebJan 10, 2020  In the Victorian era, the stone continued to be used in cosmetology Together with arsenic and mercury, the crushed mineral has become an integral part of a woman's “makeup bag” In addition, at that time it became popular in England to use antimony obtained from antimonite as a slowacting poison Dust and toxic fumes

  • ANTIMONITE SILVER – MINERALITUM exclusive minerals

    WebAggregate of Antimonite crystals of prismatic habit form this dazzling piece Its multitude of silvery needles shine intensely both on the outside, under the sunlight, and on the inside Interesting proposal, from Hunan (China) Antimonite is also known as

  • Antimonite – the representative of semiconductors

    WebJan 1, 1977  These studies confirmed that the antimonite (Sb2S3) crystals are polar below 300 K in agreement with the phonon spectra studies (Ferroelectrics, 5, 59, 1973) View fulltext

  • Stibnite (Antimonite) Energy In Balance

    WebStibnite or Antimonite Metaphysical Healing Properties Information: Stibnite is a stone of manifestation and transformation that is particularly suited to the everchanging age that we live in It will assist you to adjust to these changes and make the adjustment smoother and easier Stibnite is a wonderful stone for manifestation and will help you to find your true

  • antimonite – Colecciones de Minerales

    WebChemical formula Sb 2 S 3 1 Crystalline system orthorhombic Class sulphides Origin Baia Mare, Romania Size Medium: 300400 cm Large: 400500 cm Massive Antimonite or Stibnite with an intense metallic color Stibnite has traditionally been used to make kohl, a widely used cosmetic in the Middle East and Arabia The

  • MINI STIBNITE – MINERALITUM exclusive minerals Online

    WebSKU: M Category: ANTIMONITE Description Description Stibnite or Antimonite formed by parallel growth crystals in several directions and well defined It stands out for its intense metallic luster and some blue reflections characteristic of these minerals It comes from Yunnan (China)

  • Characterization of the metalloactivation domain of an

    WebDec 7, 2007  The ArsAB extrusion pump encoded by the ars operon of Escherichia coli plasmid R773 confers resistance to the toxic trivalent metalloids arsenite [As(III)] and antimonite [Sb(III)] The ArsA ATPase, the catalytic subunit of the pump, has two homologous halves, A1 and A2 At the interface of these two halves are two nucleotide