 | | Journal (article/letter/editorial) | | metals, sulfur, and acidity at active and abandoned mine sites. Sulfate salts of Fe, which form from the...sulfate heptahydrate, epsomite [MgSO4·7H2O], is orthorhombic and belongs to the epsomite group, wherein morenosite...temperature for the binary systems of bieberite-epsomite, bieberite-goslarite, and bieberite-morenosite...equilibria is –238.23 kJ/mol (Chou and Seal 2005), for epsomite-hexahydrite equilibria is –238.73 kJ/mol (Chou...simple sulfate minerals. The orthorhombic sulfates epsomite [MgSO4·7H2O], goslarite [ZnSO4·7H2O], and morenosite |  | | Journal (article/letter/editorial) | | of Dust Variation in an Underground Historic Salt Mine Aleksandra Puławska 1,2, * , Maciej Manecki 1...of Dust Variation in an Underground Historic Salt Mine. Minerals 2021, 11, 686. https:// doi.org/10.3390/min11070686...Kraków, Poland; gpmmanec@cyf-kr.edu.pl Bochnia Salt Mine, 32-700 Bochnia, Poland; mflasza@gmail.com KGHM...open-to-public subterranean site (UNESCO-recognized historic mine) at increasing distances from the air intake. The...and anthropogenic sources of dust from inside the mine. Samples of deposited dust were directly collected |  | | Journal (article/letter/editorial) | | elsevier.de/chemer Moisture sorption behaviour of salt mixtures in porous stone Christoph Franzen, Peter...interaction of salt mixtures with moisture is still poor. In different approaches the reactions of salt-contaminated...interesting new results on the moisture behaviour of salt-contaminated samples. Theoretical considerations...the same salt system. It is shown how by experimental approaches the understanding on salt-induced stone...(Arnold, 1981). Conclusive explanations of the whole salt-related processes fail at the complexity of the |  | | Journal (article/letter/editorial) | | orthorhombic heptahydrate sulfate minerals associated with mine wastes and relate differences in the structure to...hydrogen bonding, mine waste, sulfate minerals, crystal structure, neutron diffraction, epsomite. Sommaire...structure cristalline, diffraction de neutrons, epsomite. Introduction Melanterite (FeSO4•7H2O) is an...commonly crystallizes from solution in areas where acid mine-waters become saturated in sulfate and Fe2+. The... A second group of heptahydrate minerals, the epsomite group [M2+SO4•7H2O; M2+ = Mg, Zn, Ni], has an |  | | Journal (article/letter/editorial) | | efflorescences commonly occur as powdery or cemented salt precipitates at seepage points at the base of the...Tinto river. The mineral salt types include Ca and Mg sulfates (gypsum, epsomite, hexahydrite, bloedite)...+ hydrated sulfates (copiapite, roemerite). The salt mixtures have variable metal concentrations, including...Copiapite-rich samples exhibit the highest As, Cd and Cu, epsomite – hexahydrite rich samples have the highest Zn...concentrations. Dissolution experiments show that all salt mixtures are acid generating due to Fe and Al hydrolysis |  | | Journal (article/letter/editorial) | | doi.org/10.1016/j.gca.2012.08.008 erals such as epsomite (MgSO47H2O) and meridianiite (MgSO411H2O) may...state. Wang et al. (2009) showed that mixtures of epsomite with other hydrated minerals such as Ca- and Fe-sulfates...and Fe-hydroxides can induce decomposition of epsomite to lower-than-expected hydrates of Mg-sulfate...and hydrated Mg-sulfate minerals (kieserite and epsomite) were stored under various conditions of RH and...in a walk-in freezer at 25 + 3/ 1 °C. Saturated salt solutions were used to maintain a fixed RH. Experiments |  | | Journal (issue) | | Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A. Scovil Phoenix, AZ Harold and Erica...Peter Richards & D. G. Howard The Pezinok antimony mine, Male Karpaty Mountains, Slovakia.................Senkvicka 5, 902 01 Pezinok, Slovakia T h e P ezin o k mine, an antim ony deposit m ined since 1 9 4 0 , has...the locality. INTRODUCTION The Pezinok antimony mine in southwestern Slovakia is a relatively small ore...the Krfznica mine near Pernek between 1915-1922, but the crystals from the Pezinok mine are of better |  | | Journal (article/letter/editorial) | | transition zones between brine occurrence and unaffected salt rock Svenja Steding, Axel Zirkler, Michael Kühn...transition zones between brine occurrence and unaffected salt rock, Chemical Geology (2019), doi: https://doi...transition zones between brine occurrence and unaffected salt rock Authors Svenja Steding1,2, Axel Zirkler3, Michael...Highlights Interactions between NaCl brine and potash salt were modelled by using PHREEQC Ratio between kieserite...behaviour of potash salt Between a brine occurrence and the unaffected potash salt a transition zone is |  | | Journal (issue) | | part of your collection. Tiger's eye Cryolite, Epsomite f7 DISCOVERY ===-------------#7 Cyclic sedimentation...(Iran); Boleo, Baja California (Mexico); the Mammoth Mine, Arizona (USA). a: w z en a: a 1- u w ....... ', . (;-~~:• ~- •• ~ ,. ,. , _ J :::0 EPSOMITE IS A WIDESPREAD SULPHATE WITH A GREAT RANGE OF...USES IN INDUSTRY, MEDICINE AND PHARMACEUTICALS Epsomite is generally white or completely colourless but...!g;' _; ;-:: J2£y:!i'!:. :·""·'· r- ..-/" Epsomite is a hydrated sulphate of magnesium. Although |  | | Report (chapter) | | closed-basin lakes, in rock outcrops, and in mines and mine wastes has been noted since early antiquity. The...rocks, coal deposits, metallic ore deposits, and mine wastes. The composition of the salts reflects the...was shipped in large quantities from the Bluestone mine, Nevada (Palache et al. 1951). Many of the soluble...mother liquor is increased. The melanterite and epsomite groups are both heptahydrates that are distinguished...is a massive sulfide that hosts extremely acidic mine waters, some with negative pH values (Nordstrom |  | | Journal (article/letter/editorial) | | Los Alamos, New Mexico 87545, U.S.A. ABSTRACT Salt hydrates have an active role in regolith development...work to rehydrate desiccated MgSO4·nH2O to form epsomite, MgSO4·7H2O, at higher latitudes in the first...2005). The evidence for Mg-sulfate and Ca-sulfate salt hydrates is now particularly strong, supported by...also accumulating for the presence of Fe3+-sulfate salt hydrates (Lane et al. 2004), and the hydroxylated...implications of salty martian regolith and evaluated salt abundances. In least-squares analyses of Viking |  | | Journal (article/letter/editorial) | | and cuprian pentahydrite: Their occurrence within mine waste RONALD C. PETERSON,1,* JANE M. HAMMARSTROM...mineral species with direct relevance to reactions in mine waste, occurs in a mineralogically zoned assemblage...assemblage in sheltered areas at the abandoned Big Mike mine in central Nevada at a relative humidity of 65%...layer dominated by pickeringite, alunogen, and epsomite. X-ray diffraction data (MoKα radiation) from...alpersite and cuprian pentahydrite are widespread in mine wastes that contain Cu-bearing sulÞdes, but in which |  | | Journal (article/letter/editorial) | | and to achieve a better understanding of the acid mine drainage (AMD) systems associated with pyrite oxidation...identified. The sulfate assemblages from the Fornovolasco mine were the first to be systematically studied using...iron phosphate-sulfate from the Buca della Vena mine and named it bohuslavite, Fe3+ 4 (PO4 )3 (SO4 )(OH)(H2...a sulfate assemblage found at the Monte Arsiccio mine, where well-crystallized sulfate specimens were...della=Radice mine; For = Fornovolasco MA = Montemine; Arsiccio Pol = Arsiccio Pollone mine. mine; CdR Canale |  | | Journal (article/letter/editorial) | | which is located about ninety miles southwest of Salt Lake City. The district itself takes in the area...largest working mine today is that of the Chief Consolidated Mining Company. It was in this mine that the author...rather interesting occurrence of the mineral epsomite. Epsomite, as might be suspected from its name, is...being granular in texture and coining in a box, epsomite occurs as a hairlike efflorescence, similar to...secondary deposit in the tunnels and stopes of the mine. In the operating tunnels the mineral has no opportunity |  | | Journal (article/letter/editorial) | | Human consumption of Earth materials such as loess, salt, and pulverized limestone are quite common. Many...been reported to ingest various types of clays, salt, and other Earth materials, typically at sites referred...diatomite; dolomite; Earth material ingestion; epsomite; feed additive; gastrointestinal upset; geophagy;...magnesite; nahcolite; nutrient deficiency; osteoporosis; salt; trona; zeolites Introduction Throughout history...and other Earth materials such as loess, chalk, salt, and pulverized limestone is well known and is discussed |  | | | | dioptase 96, 97 dipyre 114 epistilbite 124 epsomite 60 erubescite 10 erythrite 70, 73 euchroite 70...consider the salt obtained from salt-works as a mineral, though it is chemically identical to rock-salt. The...especially near Kimberley); diamonds from the Kimberley mine are embedded in ultrabasic blue rock called kimberlite...carats, equal to 621 grams) was found at the Premier Mine; named the Cullinan diamond, it was presented to...Missouri; brown-red ones are obtained at Binnatal in Switzerland and at Picos de Europa near Santander in Spain |  | | Book | | hydrotalcite 51 fassaite 97, 98 hydroxides 23 epsomite 60 erubescite 10 falcon’s eye 31 fayalite 75...the salt obtained from salt-works as a mineral, though it is chemically identical to rock-salt. The...especially near Kimberley); diamonds from the Kimberley mine are embedded in ultrabasic blue rock called kimberlite...carats, equal to 621 grams) was found at the Premier Mine; named the Cullinan diamond, it was presented to...Missouri: brown-red ones are obtained at Binnatal in Switzerland and at Picos de Europa near Santander in Spain |  | | Book (edition) | | Vincent, Cornwall; and native foil from Sultepec mine, Mexico; all in case 1c : a nugget, weighing thirty-seven...amalgam is found almost wholly in the Landsberg mine in the canton of Ober-Moschel, Rhenish Bavaria;...large crystallised specimen from the Great Laxey mine is shown on the adjacent table. Copper-glance, or...of this mineral have been obtained from the Gap mine, Lancaster County, Pennsylvania. Pyrites, or Iron-pyrites...and copper: Case 7d. the specimens from Herodsfoot mine are unique for size and splendent lustre. Pyrargyrite | | | Book | | 93 emery 25 epidote 87, 87, 89 epistilbite 124 epsomite 60 erubescite 10 erytbrite 70, 73 euchroite 70...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...the salt obtained fron1 salt-works as a mineral, though it is chemically identical to rock-salt. The...or slightly rotated Vitreous. Like glass 3 THE MINE Class I: native ·elements Chemical elernents found...especially near Ki1nberley); diamonds from the Kimberley mine are embedded in ultrabasic blue rock called kimber/ite |  | | Journal (article/letter/editorial) | | from a similar set of experiments on crystalline epsomite MgSO47H2O, and revealed the differences in the...sulfates, with a very similar structure to that of epsomite MgSO47H2O. We select it as the starting Fe2+-sulfate...MgSO44.1H2O 0 ± 0.5 °C 12 ± 2 °C 135 110 Epsomite, MgSO47H2O 21 ± 1 °C 50 0 ± 0.5 °C 55 8 ±...a very similar crystal structure (Fig. 1b) to epsomite (MgSO47H2O, Fig. 1c), whose dehydration 165...alunogen and melanterite are compared with those of epsomite MgSO47(H2O), gypsum CaSO42(H2O), and ferricopiapite |  | Yang, Linfei, Dai, Lidong, Li, Heping, Hu, Haiying, Hong, Meiling, Zhang, Xinyu (2020) The Phase Transition and Dehydration in Epsomite under High Temperature and High Pressure. Crystals, 10 (2) 75 doi:10.3390/cryst10020075 | Journal (article/letter/editorial) | | Article The Phase Transition and Dehydration in Epsomite under High Temperature and High Pressure Linfei... Abstract: The phase stability of epsomite under a high temperature and high pressure were...K and ~12.8 GPa. Our results verified that the epsomite underwent a pressure-induced phase transition...electrical conductivity. The dehydration process of the epsomite under high pressure was monitored by the variation...representative pressure point of ~1.3 GPa, it was found the epsomite (MgSO4 ·7H2 O) started to dehydrate at ~343 K |  | Shalev, Netta, Lazar, Boaz, Köbberich, Michael, Halicz, Ludwik, Gavrieli, Ittai (2018) The chemical evolution of brine and Mg-K-salts along the course of extreme evaporation of seawater – An experimental study. Geochimica et Cosmochimica Acta, 241. 164-179 doi:10.1016/j.gca.2018.09.003 | Journal (article/letter/editorial) | | ETH Zürich, Clausiusstrasse 25, 8092, Zürich, Switzerland (netta.shalev@erdw.ethz.ch; michael.koebberich@erdw...during the evaporation experiments: halite (NaCl), epsomite (MgSO4∙7H2O), kainite (KMgClSO4∙3H2O), carnallite...in the depositional records and sequences of Mg-K salt deposits. These vary between the chloride type,... phases) are well known from studies on marine solar salt evaporation pans (Babel and Schreiber, 2014 and...Weare, 1986). Experimental data or data from solar salt pans of these advanced stages of natural seawater |  | | Journal (article/letter/editorial) | | feldspars and clay minerals), calcite, dolomite and epsomite. Clay analysis registered the existence of five...© 2022 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed...allowing for the precipitation of enormous masses of salt, gypsum and other evaporitic minerals (e.g., the...outputs also showed the presence of dolomite and epsomite (Figure 5c,e). InInthe central portion of the...outputs also showed the presence of dolomite and epsomite (Figure 5c,e). In order to understand the meaning |  | | Journal (article/letter/editorial) | | Virginia 20192, U.S.A. ABSTRACT Metal-sulfate salts in mine drainage environments commonly occur as solid solutions...play an important role in metal cycling in acid mine-drainage environments (Dagenhart 1980; Jambor et...gite [(Fe2+, Mg)Al2(SO4)4·22H2O], are common in mine-waste settings. However, salts dominated by other...variety of mine drainage settings. Mineralogy of nickel sulfates Morenosite is a member of the epsomite group...of the type M2+SO4·7H2O, where M represents Mg (epsomite), Ni (morenosite), and Zn (goslarite). In contrast |  | | Report (issue) | | The later calcium salts. ______ ____ Theoretical salt successions from sea water _-__''Dynamic-polythermal"...-______________ 22 11. Map showing the distribution of Permian salt deposits in northwest Europe and the British Isles...__________________ Analyses of potash zones and salt clays of marine evaporites-_-__________________...formed initially by the evaporation of sea water in salt pans, marine salinas, lagoons, and relict seas....categories: marginal salt pans, marine salinas, lagoons, and relict seas. Salt bodies of marine type |
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