 | | Journal (article/letter/editorial) | | interaction with granitic rocks in northern Switzerland Gil Michard Laboratoire de Grochimie des eanx...Gautschi NAGRA, Hardstrasse 73, CH 5430 Wettingen, Switzerland (Received 1 January 1995; accepted in revisedform...younger sedimentary rocks of central northern Switzerland and adjacent southern Germany. Nagra (the Swiss...the buried crystalline basement in northern Switzerland as a potential host rock for a nuclear waste...Scherrer Institute 106/12, CH 5232 VilligenPSI, Switzerland temperatures over 110°C. Thus, they provide |  | | Journal (article/letter/editorial) | | Laborunter- phates from the Eastern Jura Mountains (Switzerland). The suchungen miteinander verglichen. W~ihrend...behaviour of gypsum materialien Anhydrit, Gips und Halit eine deutliche AbMn- (BAuMAN~ 1984), anhydrite (M/2LLrR...Gips zu Anhydrit steigt of 30~ The properties of gypsum are closer to those die Fliegfestigkeit der Sulfate...those of anhydrite. Under experimental fliegen. conditions the strength of shale lies between gypsum and In...Bergwerks Fel- anhydrite. With increasing burial depth the differential senau (Kt. Aargau, NE-Schweiz) |  | | Journal (article/letter/editorial) | | groundwaters: Examples from the Baden region, Switzerland E. MAZOR The Frank W. Considine Professorial...Department of Mineralogy, University of Geneva, Switzerland (Received June 18, 1985; accepted in revisedform...studied in the regions of Baden and Yverdon, Switzerland. INTRODUCIâION to apply a second dating method...chosen in the regions of Baden and Yverdon, Switzerland. These waters include mixed and non-mixed examples...Limestones and dolomite with evaporitic halite, gypsum and anhydrite bearing layers 1982) Upper Muschelkalk |  | | Journal (article/letter/editorial) | | BALDERER Physics Institute, University of Berne, Switzerland ABSTRACT. The first results of isotopic investigations...part of the hydrogeological study of northern Switzerland are presented. This study is part of the global...radioactive waste, NAGRA project, hydrogeology, Switzerland. THE N A G R A (Swiss National Co-operative for...investigation is situated in the northern part of Switzerland containing a surface area of about 1200 km 2...system in the west to the eastern border of Switzerland). Isotopic investigations on groundwaters from |  | | Journal (issue) | | DESIGN Julie Ballard 47 PETITJEANITE FROM CAR.ROCK MINE Mike Rumsey âą Trevor Bridges âą John Spratt The... 50 PREISINGERITE & ROOSEVELTITE FROM CARROCK MINE Mike Rumsey 53 NEW CLIFFE HILL QUARRY Trevor Bridges...andis reproduced withtheirpermission. UK Journal of Mine~ & Mincr.,b No. 28 -4- Although he appreciated...described from the dumps of the Tonopah-Belmont Mine, Arizona, USA as light green trigonal crystals not...minerals are still occasionally found on the old mine dumps, most commonly as microscopic crystals. Figure |  | | Journal (article/letter/editorial) | | changes during progressive hydration of a Zechstein anhydrite formation A. H. BATHâ, W. G. DARLING*, I. A...c~s~lli~tion water in gypsum has been measured in the Zechstein Billingham Main Anhydrite in north-east England...This has resulted in a central zone of relict anhydrite surrounded by hydrated zones, in which alteration...contents (Na, K, Mg, Sr, Cl) of both anhydrite and bulk gypsum were similar. Anomalously high concentrations...experienced by water when reacting with anhydrite to form gypsum in a closed system. Taken together, the |  | | Report (volume) | | Twelfth Ave. Anhydrite Deposits of the United States and Characteristics of Anhydrite Important for...Distribution and Geologic Characteristics of Anhydrite Deposits in the United States By KENNETH S. JOHNSON...Properties of Anhydrite By SHARON F. DIEHL and WILLIAM Z. SAVAGE Hydrogeology of Anhydrite By WILLIAM THORDARSON...THORDARSON Chemical Properties of Anhydrite By ROBERT W. POTIER II and MICHAEL A. CLYNNE An inventory...characteristics of anhydrite deposits in the United States and evaluation of anhydrite as a possible medium |  | | Report (chapter) | | What will be the future of the giant gypsum crystals of Naica mine? PAOLO FORTI La Venta Esplorazioni GeograïŹche...Abstract: The mine caves of Naica (Chihuahua, Mexico) are famous because they host large gypsum crystals.... Mine works intersected new caves hosting the largest crystals in the world in the year 2000. From 2006...dewatering of the mine ceased. This occurred at the end of 2015, so that the lower part of the mine is already...perhaps the most famous mine caves in the world due to the presence of gigantic gypsum crystals. The ïŹrst |  | | Report (issue) | | GEOLOGICAL SURVEYS MINERAL RESOURCES DIVISION GYPSUM AND ANHYDRI E By A. w. GROVES, D.Sc.(Lond...available . âąâą âą . 11 âą CONTENTS PAGE GYPSUM AND ANHYDRITE Introduction . . . . . . . . Principal.... . . . . . . Mode of occurrence . . . . . . . Gypsum in relation to Overseas Mining Laws: Royalties...mining of gypsum deposits . Beneficiation of gypsum . . . . . . Chemical by-product gypsum . . . . .... Uses of gypsum As mined or quarried . . . . . âą Crushed gypsum . . . . . . âą Ground gypsum . . . . |  | | Journal (issue) | | the pseudomorphs (molds) after glauberite and anhydrite common in the diabase of this region. SCHEERER...Montana Grossularite after Diopside. Vask6, Hungary Gypsum after Aragonite. Bastennes, France Magnetite after...azurite, (b) the gain of a constituent-e.g., gypsum after anhydrite and malachite after cuprite, and (c) by...cerussite, barite after witherite, barite after gypsum.) The importance of the solubility of the adsorption...malachite after barite, calcite, cerussite, dolomite, gypsum; chrysocolla after barite, calcite, dolomite, siderite |  | Carreño-MĂĄrquez, IvĂĄn, Castillo-Sandoval, IsaĂ, PĂ©rez-CĂĄzares, Bernardo, Fuentes-Cobas, Luis, Esparza-Ponce, Hilda, MenĂ©ndez-MĂ©ndez, Esperanza, Fuentes-Montero, MarĂa, Montero-Cabrera, MarĂa (2021) Evolution of the Astonishing Naica Giant Crystals in Chihuahua, Mexico. Minerals, 11 (3) 292 doi:10.3390/min11030292 | Journal (article/letter/editorial) | | variations: gypsum (CaSO4 ·2H2 O), bassanite (CaSO4 ·0.5H2 O), soluble anhydrite, and insoluble anhydrite (CaSO4...thermodynamic balance close to equilibrium, where gypsum can form nanocrystals able to grow up to 11â12...Conservation efforts can be traced back to other gypsum structures found prior to Naicaâs. Furthermore...Alexander E. S. Van Driessche Keywords: Naica; gypsum; giant crystals; nucleation Received: 27 December...© 2021 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed |  | Gilg, H. Albert, KrĂŒger, Yves, Taubald, Heinrich, van den Kerkhof, Alfons M., Frenz, Martin, Morteani, Giulio (2014) Mineralisation of amethyst-bearing geodes in Ametista do Sul (Brazil) from low-temperature sedimentary brines: evidence from monophase liquid inclusions and stable isotopes. Mineralium Deposita, 49 (7) 861-877 doi:10.1007/s00126-014-0522-7 | Journal (article/letter/editorial) | | colourless quartz, amethyst, calcite, barite and gypsum were analysed by microthermometry after stimulating...subsequent stages II (amethyst, goethite and anhydrite), III (early Editorial handling: B. Lehmann H...UniversitĂ€t Bern, Sidlerstrasse 5, 3012 Bern, Switzerland H. Taubald Lehrstuhl fĂŒr Isotopengeochemie, UniversitĂ€t...calcite) and IV (barite, late subhedral calcite and gypsum), the oxidation state of the fluid changed towards...while the different calcite generations and late gypsum precipitated at temperatures below 45 °C. Calculated |  | | Journal (article/letter/editorial) | | of Dust Variation in an Underground Historic Salt Mine Aleksandra PuĆawska 1,2, * , Maciej Manecki 1 1...of Dust Variation in an Underground Historic Salt Mine. Minerals 2021, 11, 686. https:// doi.org/10.3390/min11070686...KrakĂłw, 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 (issue) | | Exhibition of the Dragon Gold Specimen, Colorado Quartz mine, Mariposa County, California......................Jacobson Alpine Anyhydrite from the Simplon Tunnel, Switzerland..................479 by W. E. Wilson Still More...cjstefanoxls@gmail.com Hauerite from the Destricella mine Circulation Manager & Staff Photographer Christi...âthe Dragonâ), 22.9 cm, from the Colorado Quartz mine, Mariposa County, California. Collectorâs Edge specimen...in 1960, they collected on some Michigan copper mine dumps and stopped at many roadside rock shops, where |  | Burisch, Mathias, Walter, Benjamin F., Gerdes, Axel, Lanz, Maximilian, Markl, Gregor (2018) Late-stage anhydrite-gypsum-siderite-dolomite-calcite assemblages record the transition from a deep to a shallow hydrothermal system in the Schwarzwald mining district, SW Germany. Geochimica et Cosmochimica Acta, 223. 259-278 doi:10.1016/j.gca.2017.12.002 | Journal (article/letter/editorial) | | Accepted Manuscript Late-stage anhydrite-gypsum-siderite-dolomite-calcite assemblages record the transition... Gerdes, A., Lanz, M., Markl, G., Late-stage anhydrite-gypsumsiderite-dolomite-calcite assemblages record...apply to the journal pertain. Late-stage anhydrite-gypsum-siderite-dolomite-calcite assemblages record...calcite, dolomite-ankerite, sideritemagnesite, anhydrite and gypsum forming the last gangue assemblages in Jurassic...recurring pattern: early calcite is followed by anhydrite or gypsum, siderite and/or dolomite. This succession |  | | | | MINERALE UND GESTEINE by Hallwag AG of Bern, Switzerland © English language edition, J H Haynes & Co...Minerology and Petrology, University of Berne, Switzerland (Director: Prof. Dr E Niggli) and of the Geo...They are drawn mainly from those occurring in Switzerland and its neighbours. Author and publisher thank...up: 1 talc, 2 gypsum, 3 calcite, 4 9 corundum, 10 diamond. |f a mineral will scratch gypsum, but is itself...cube face, fluorite to the octahedral, etc. Mica, gypsum, calcite, felspar, hornblende, augite, chlorite |  | Issachar, Ran, Weinberger, Ram, Levi, Tsafrir, Barabasch, Jessica, Urai, Janos L. (2022) Magnetic Fabrics and Petrography of Rocksalts Reveal Preferred Orientation of Anhydrites within a Halite Matrix. Minerals, 12 (2) 192 doi:10.3390/min12020192 | Journal (article/letter/editorial) | | halite as the major mineral phase (>80%) and anhydrite as a minor phase (5â20%), and have an average...images show preferred alignment of needle-like anhydrite crystals parallel to the direction of the K1 axis...that during dislocation creep, the thin bands of anhydrite crystals deform along with the surrounding halite...boundary migration, the preferred orientation of the anhydrite crystals may be. These results suggest that the...susceptibility (AMS); rocksalt microstructures; anhydrite crystal; preferred orientation; Sedom salt wall |  | | Journal (article/letter/editorial) | | U. S. source not producing now, was the Wheatley mine, Phoenixville, Penna. Here the anglesite exceeded...beautiful green pyromorphite crystals. This old mine really deserves to be written up by someone in the...with readers. ANHYDRITEâThis calcium sulfate easily absorbs moisture and alters to gypsum, so is not as...violet colored anhydrite found at Balmat and nearby areas, New York. Here the anhydrite may be collected...fluorescent response is a deep red under sw lamp. Anhydrite is often mixed with organic material since it |  | | Journal (article/letter/editorial) | | The inclusions contain solid phases anhydrite and possibly gypsum and gIauberite as well. The molality...of a natural inclusion (Keuper, Varangeville salt mine, France). J. Dutxssy et al. n 1 ,,,/ââ NiSâ+...consequence of progmssive evaporation, carbonates and gypsum precipitate successively before saturation of the...with edges a few mm long deposited on a crust of gypsum about a millimeter thick. The halite crystals and...small volume of water had evaporated since the gypsum precipitated. Therefore it is reasonable to consider |  | Jarzyna, Adrian, BÄ
bel, Maciej, Ćugowski, Damian, Vladi, Firouz (2021) Petrographic Record and Conditions of Expansive Hydration of Anhydrite in the Recent Weathering Zone at the Abandoned Dingwall Gypsum Quarry, Nova Scotia, Canada. Minerals, 12 (1) 58 doi:10.3390/min12010058 | Journal (article/letter/editorial) | | Expansive Hydration of Anhydrite in the Recent Weathering Zone at the Abandoned Dingwall Gypsum Quarry, Nova Scotia...Expansive Hydration of Anhydrite in the Recent Weathering Zone at the Abandoned Dingwall Gypsum Quarry, Nova Scotia...Dingwall gypsum quarry in Nova Scotia, Canada, operating in 1933â1955, the bedrock anhydrite deposits...beneath the secondary gypsum beds of the extracted raw material. The anhydrite has been subjected to...hydration (gypsification), transforming into secondary gypsum due to contact with water of meteoric derivation |  | | Book | | MINERALE UNO GESTEINE by Hallwag AG of Bern, Switzerland © English language edition, J H Haynes & Co...Minerology and Petrology, University of Berne, Switzerland (Director: Prof. Dr E Niggli) and of the Geo...They are drawn mainly from those occurring in Switzerland and its neighbours. Author and publisher thank...hardness scale of ten levels can be set up: 1 talc, 2 gypsum, 3 calcite, 4 fluorspar, 5 apatite, 6 felspar,...corundum, 10 diamond. If a mineral will scratch gypsum, but is itself scratched by calcite, then it is |  | | Report (issue) | | Anhydrite CaSO4 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Orthorhombic. Point Group:...02 (2) 41.19 Total 99.75 100.00 (1) Yonaibata mine, Hukusima Prefecture, Japan; after deduction of...above salt domes, commonly formed by dehydration of gypsum; in igneous rocks, fumarolic deposits, and in seafloor...in hydrothermal mineral deposits. Association: Gypsum, halite, sylvite, polyhalite, dolomite, calcite...the Simplon Tunnel, Valais, Switzerland. In Italy, from the Campiano mine, Boccheggiano district, Tuscany; |  | | Journal (article/letter/editorial) | | Institute of Technology, ETH-Zentrum, 8092 Ziirich, Switzerland b Department of Geology, University of Florida...marine deposits (lower evaporites = LEV: lower gypsum and main salt) characterized by Sr isotopic ratios...D S D P and O D P drillcores recovered only the gypsum and anhydrites of the upper evaporites with only...we use a 540 m long drillcore from a potash-salt mine on Sicily (Fig. 1) where the entire evaporitic succession...an upper, recycled part. The upper evaporites (gypsum) (4) unconfor- 3'0o 0° E U R i~ P E 4'0 ° |  | | Report (issue) | | Gypsum CaSO4 âą 2H2 O c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic. Point...directly by evaporation or later by hydration of anhydrite. Formed by the reaction between sulfuric acid...Association: Halite, celestine, calcite, aragonite, anhydrite, dolomite, sulfur. Distribution: The most common...KoÌnigslutter, Lower Saxony. At Bex, Valais, Switzerland. In Austria, from Aussee, Styria, and Hall, Tirol...cave complex in the Naica PbâAg mine, and also in the San Antonio mine, Santa Eulalia, Chihuahua. Large |  | Shen, Lijian, Wang, Licheng, Liu, Chenglin, Zhao, Yanjun (2021) Sr, S, and O Isotope Compositions of Evaporites in the LanpingâSimao Basin, China. Minerals, 11 (2) 96 doi:10.3390/min11020096 | Journal (article/letter/editorial) | | © 2021 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed...Mengyejing and Yunlong formations are composed of gypsum and halite, with a small amount of sylvite and...salt samples were sampled 5from the underground mine lane of the Mengyejing potash deposit (Figure 3)...polished, and thinned Four samples were collected gypsum laminae Lanping; three samples were using an oil...The back scattered electron (BSE) gypsum samples and five veined gypsum samples. Six rock salt samples were |
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