 | | Book (volume) | | laminaire, Haiy, Tabl. p. 20.-- Blät triches Steinsalz, Lenz. b. ii. s. 975. Id . Hoff. b. iii. s. 223. Haus...conjointe, Haüy, Tabl. p. 20.- Fasriges Steinsalz, Lenz, b . ii. s. 979. Id. Haus. Handb. b. ii. s. 844...Droitwich in Worcestershire. In the north of Germany, rocks of the salt formation and salt springs occur...farthest limit of the salt -beds on that side of Germany. OR. 1. Fos. SALTS.) $ P . 1. HEXAHEDRAL ROCK...so hard as to snap the pick -axes made use of in quarry . ing it . * Pennant's Outlines of the Globe, |  | | Journal (issue) | | 2005 President’s Message October 2005 by Norman Lenz HGMS President 2004–2005 ellow HGMS Members, For.......................................... 11 Norm Lenz Presents .........................................for consideration. The Committee consists of Susan Lenz, Rick Rexroad, Phyllis George, Charlie Fredregill...reported McIlwaine 1944 goethite a-Fe3+O(OH) hematite livingstonite mercury a-Fe2O3 HgSb4S8 Hg metacinnabar...Arkansas locations have a red ocherous goethite-hematite mixture that masks much of the cinnabar or that |  | Chaikin, Leonid, Shoppert, Andrei, Valeev, Dmitry, Loginova, Irina, Napol’skikh, Julia (2020) Concentration of Rare Earth Elements (Sc, Y, La, Ce, Nd, Sm) in Bauxite Residue (Red Mud) Obtained by Water and Alkali Leaching of Bauxite Sintering Dust. Minerals, 10 (6) 500 doi:10.3390/min10060500 | Journal (article/letter/editorial) | | module Bruker XFlash 6 (Bruker Nano GmbH, Berlin, Germany). 2.2. Reagents All reagents used in this study...obtained using a GFL distiller (GFL mbH, Burgwedel, Germany). A model alkali liquor obtained was obtained by...95 ◦ C for 60 min in a 0.5 dm3 Lenz Minni thermostatic reactor (Lenz Laborglas GmbH & Co. KG, at 95 °С...a 0.5 dm3 Lenz Minni thermostatic reactor (Lenz Laborglas GmbH & Co. KG, Wertheim, Germany) fitted with...ports for a refrigerator and samplers. Wertheim, Germany) fitted with an overhead stirrer and ports for |  | Koch-Muller, M., Mugnaioli, E., Rhede, D., Speziale, S., Kolb, U., Wirth, R. (2014) Synthesis of a quenchable high-pressure form of magnetite (h-Fe3O4) with composition Fe1(Fe2+0.75Mg0.26)Fe2(Fe3+0.70Cr0.15Al0.11Si0.04)2O4. American Mineralogist, 99 (11) 2405-2415 doi:10.2138/am-2014-4944 | Journal (article/letter/editorial) | | GeoForschungsZentrum, Telegrafenberg, 14473 Potsdam, Germany 2 Institut für Physikalische Chemie, Johannes ...Gutenberg-Universität, Jakob-Welder-Weg 11, 55128 Mainz, Germany 3 Department of Physical Sciences, Earth and Environment...GeoForschungsZentrum, Telegrafenberg, 14473 Potsdam, Germany 5 Institute für Angewandte Geowissenschaften, Technische...Darmstadt, Schnittspahnstr. 9, 64287 Darmstadt, Germany 1 Abstract We report the synthesis of h-magnetite...Fe-oxides FeO (wüstite), Fe3O4 (magnetite), and Fe2O3 (hematite) are stable and form complex defect structures |  | | Book (volume) | | Steffens, b. i. s. 422. Id. Hoff. b. i. s. 296. Id. Lenz, b. i. s . 486 .-- Opalisirender Feldspath, Oken...gneiss rocks of Norway, Swit zerland , France, and Germany. The largest and most beautiful crystals are found...Steffens, b. i. s . 441. Id . Hoff b. ii. s. 328. Id . Lenz, b. ii. 8. 502. Id . Oken, b. i. s. 375. Id. Haus...Steffens, b. i. s. 478. Id . Hoff. b. ii. s. 369. Id, Lenz, b. i. s . 515. External Characters. Its colour...Steffens, b. i. s. 436. Id. Hoff. b. ii. s. 309. Id . Lenz, b. i. s. 494. Id. Oken, b. i. s. 374. Id . Haus |  | | Journal (article/letter/editorial) | | Box510153,D-3000 Hannover51, FederalRepublicof Germany AND A. K. ASKURY GeologicalSurveyof Malaysia,P...onlya crosscut throughthe granite rutile, enargite,hematite,andilmenite occurin very longeraccessible; surroundingthe...generallyintergrownwith quartz__+ to- Kuala Dipang quarry paz __+ muscovite__+ fluorite.It israrely in contactwith...veinsare quartz,tourmaline,topaz,flurarely,tiny hematite-ilmeniteintergrowthshavebeen orite, muscovite...of superimposedmetasomatism separation methodby Lenz (1986). rather than solelyrecordingthe magmacomposition |  | Dombrowski, A., Okrusch, M., Richter, P., Henjes-Kunst, F., H�hndorf, A., Kr�ner, A. (1995) Orthogneisses in the Spessart Crystalline Complex, north-west Bavaria: Silurian granitoid magmatism at an active continental margin. Geologische Rundschau, 84 (2) doi:10.1007/bf00260449 | Journal (article/letter/editorial) | | UniversitfitWt~rzburg, Am Hubland, D-97074 W~irzburg, Germany F. Henjes-Kunst • A. HOhndorf Bundesanstalt ffir...Hannover, Germany A. KrOner Institut ft~r Geowissenschaffen,UniversitfitMainz, D-55099 Mainz, Germany generation...localities:1 quarry Steinbach hinter der Sonne; 2 quarry Rauenthal; 3 quarry Touristenheim; 4 quarry Wendelberg;...Buchberg; 7 quarry Hasenkopf; 8 quarry Schmerlenbach; 9 quarry Beibuschtal (quarry=abandoned quarry). Geographical...Th Ce TOU, Quarry Touristenheim, SE Aschaffenburg (R351318, H553620); WB, Wendelberg quarry, SE Aschaffenburg |  | Sinh, Vuong Bui Thi, Osanai, Yasuhito, Lenz, Christoph, Nakano, Nobuhiko, Adachi, Tatsuro, Belousova, Elena, Kitano, Ippei (2019) Gem-Quality Zircon Megacrysts from Placer Deposits in the Central Highlands, Vietnam—Potential Source and Links to Cenozoic Alkali Basalts. Minerals, 9 (2) 89 doi:10.3390/min9020089 | Journal (article/letter/editorial) | | Bui Thi Sinh 1, * , Yasuhito Osanai 2 , Christoph Lenz 3,4 , Nobuhiko Nakano 2 , Tatsuro Adachi 2 , Elena... and corundum. Secondary quartz, baddeleyite, hematite, and CO2 fluid inclusions were found in close...photoluminescence emissions in zircon (e.g., Dy3+ ; Lenz et al. [29]). Hyperspectral images of polished,...Mineral inclusions were identified as calcite, hematite, corundum, 2 planes (Figure 3A–G). Typical fluid...Mineral inclusions were identified as calcite, hematite, inclusions: (1) the inclusions that were distributed |  | Börsig, Nicolas, Scheinost, Andreas C., Shaw, Samuel, Schild, Dieter, Neumann, Thomas (2017) Uptake mechanisms of selenium oxyanions during the ferrihydrite-hematite recrystallization. Geochimica et Cosmochimica Acta, 206. 236-253 doi:10.1016/j.gca.2017.03.004 | Journal (article/letter/editorial) | | of selenium oxyanions during the ferrihydrite-hematite recrystallization Nicolas Börsig, Andreas C. Scheinost...of selenium oxyanions during the ferrihydrite-hematite recrystallization, Geochimica et Cosmochimica...of selenium oxyanions during the ferrihydrite-hematite recrystallization Nicolas Börsig a,*, Andreas...Geosciences, Adenauerring 20b, 76131 Karlsruhe, Germany b Helmholtz-Zentrum Dresden-Rossendorf (HZDR)...Ecology, Bautzner Landstraße 400, 01328 Dresden, Germany c The Rossendorf Beamline (ROBL) at ESRF, 38043 |  | | Journal (issue) | | Behnke Northbrook, IL Werner Lieber Heidelberg. W. Germany Eric Offermann Arlesheim. Switzerland Jeffrey A...major chemical industries in the United Kingdom, Germany and Poland. Potash was discovered in northeast...impurities, including anhydrite, mag nesite, hematite, borate minerals and clays, can sometimes make... David Green collection and photo. Figure 8. Hematite-stained crystals o f hilgardite surrounded by...evaporation of temporary pools o f brine. Hematite F e ,0 3 Hematite is widespread as a m inor constituent |  | | Journal (article/letter/editorial) | | Geowissenschaften, Wilhelmstraße 56, 72074 Tübingen, Germany e-mail: wolfgang.siebel@uni-tuebingen.de J. Rohrmüller...Bayerisches Landesamt für Umwelt, 95615 Marktredwitz, Germany II granitoids but likely represents the north-eastward...are well-exposed in the northern Vosges, the Palatinate Forest and the Bergsträsser Odenwald and similar...proposed by Bederke (1957) and two samples from the quarry “Am Stengerts” dated prior to this study, gave...II, exposed in the Seemann quarry near Hochstädten. Rocks from this quarry show a pronounced planar fabric |  | | Book | | the deep continental crust) Crust. 3. Geology - Germany (West) — OberWohlenberg, Jiirgen, 1933- . III....Springer-Verlag Berlin Heidelberg 1989 Printed in Germany The use of registered names, trademarks, etc....Deep Drilling Program of the Federal Republic of Germany (KTB) would be drilled in the Oberpfalz area...the most ambitious project in the geosciences in Germany. From the beginning, the "Senatskommission fiir...promoting the BMFT. Hence, in first place a of Germany, in the Federal Republic at at that time responsible |  | | Journal (issue) | | ...................................... 25 Susan Lenz Update ...........................................area of New York, USA. Austria, Switzerland, and Germany have produced many fine specimens. There are hundreds...amethyst crystals are often coated or included with hematite leaving the crystals reddish in color or with...quartz variety include Val D’ Aoste, Italy and Germany. Wonderful milky “skeletal” iron-stained quartz...also have a variety of inclusions such as rutile, hematite, goethite, schorl, the Chlorite Group minerals |  | Altherr, Rainer, Soder, Christian, Panienka, Sandra, Peters, Daniel, Meyer, Hans-Peter (2013) Pink manganian phengite in a high P/T meta-conglomerate from northern Syros (Cyclades, Greece) Contributions to Mineralogy and Petrology, 166 (5) 1323-1334 doi:10.1007/s00410-013-0929-7 | Journal (article/letter/editorial) | | 29–0.92Mn5.11–5.76)O16], barite and manganian hematite. Due to metamorphic recrystallization and deformation...Im Neuenheimer Feld 234-236, 69120 Heidelberg, Germany e-mail: rainer.altherr@geow.uni-heidelberg.de ...at Terrachem Analytical Laboratory (Mannheim, Germany) using a Bruker AXS S8 TIGER spectrometer. Precision...braunite (5–8 vol%), hollandite (*2 vol%), manganian hematite (\1 vol%), albite (*3 vol%), microcline (1–5 vol%)...phengite ? aegirine–jadeite ? braunite ? hollandite ? hematite ? aragonite (now transformed to calcite) ? microcline |  | Lenz, Stephan, Birkenstock, Johannes, Fischer, Lennart A., Schüller, Willi, Schneider, Hartmut, Fischer, Reinhard X. (2019) Natural mullites: chemical composition, crystal structure, and optical properties. European Journal of Mineralogy, 31 (2) 353-367 doi:10.1127/ejm/2019/0031-2812 | Journal (article/letter/editorial) | | Bremen, Klagenfurter Straße 2-4, 28359 Bremen, Germany *Corresponding author, e-mail: rfischer@uni-bremen...Callinstraße 3, 30167 Hannover, Germany 3 Im Straussenpesch 22, 53518 Adenau, Germany Abstract: Synthetic mullite...single-crystals from the Ettringer Bellerberg, Eifel area, Germany (ME1 & ME2) and from Kladno, Czech Republic (MK1)...70176 Stuttgart, Germany 20190907-034716 A30889/30096/80FA9090 1. Introduction S. Lenz et al. Mullite...crystals (e.g., from the Eifel volcanic fields, Germany) or in pyrometamorphic rocks associated with coal-dump |  | | Journal (issue) | | Outgoing President’s Message December, 2005 by Norman Lenz HGMS President, 2004-2005 ellow HGMS Members, ...Quartz, recotrite, and cookite from the Jeffrey quarry near Little Rock Arkansas. Arkansas Geological...microscopic quartz crystals Group Jones Mill quarry, M.C. Jones Mill quarry, M.C. Anatase deep blue crystals on...quartz leucoxene, minute white crystals Jones Mill quarry, M.C. Brookite deposits, Magnet Cove Ankerite discoids...white turn brown discoids, brown, small Jeffrey quarry, Pulaski Co. Antimony mines, Sevier County Aragonite |  | | Journal (article/letter/editorial) | | for Geosciences, Telegrafenberg, 14473 Potsdam, Germany 4 Department of Geology, University of Johannesburg...respectively. Sample courtesy P.W. Reiners and C. Lenz, analyses C. Chanmuang. c Electron backscatter diffraction...zircon from the Mount Sones paragneiss, Enderby Land, Antarctica, showing several Pb nanospheres (bright)...minerals, magnetite, zircon, Fe-rich biotite, and hematite from the Round Top laccolith, Texas. These authors |  | Mitchell, Kristen, Couture, Raoul-Marie, Johnson, Thomas M., Mason, Paul R.D., Van Cappellen, Philippe (2013) Selenium sorption and isotope fractionation: Iron(III) oxides versus iron(II) sulfides. Chemical Geology, 342. 21-28 doi:10.1016/j.chemgeo.2013.01.017 | Journal (article/letter/editorial) | | sorption to iron oxides (2-line ferrihydrite, hematite and goethite) and iron sulfides (mackinawite and...the presence of the mineral phases, except for hematite where only 40% of aqueous Se(IV) was sorbed. In...org/10.1016/j.chemgeo.2013.01.017 Goethite and hematite are the most widespread iron (Fe) oxides in soils...Se(VI) in the presence of the iron oxides goethite, hematite, and 2-line ferrihydrite, as well as the iron...an amber glass bottle. Low surface area (LSA) hematite (Bayferrox 105 M) and goethite (Bayferrox 910) |  | | Journal (article/letter/editorial) | | Al2O3 Small Nodules (Figure 3) Limonite Goethite Hematite FeO(OH)·nH2O (FeOOH) (Fe2O3) 5.2 2.4 6.1 2.2 3...X-ray diffractometer (Bruker AXS GmbH., Karlsruhe, Germany), CuKα radiation at 40 kV, 40 nA, 0.020 degrees/s...Siemens DIFFRAC (Bruker AXS GmbH., Karlsruhe, Germany) and the D5005 software package (NKUA). 4. Results...(Figure 2), have showed mainly the presence of hematite, goethite, cryptomelane, pyrolusite and calcite...minerals). Mineral Massive Fe-Mn Ore Fe-Mn Crust Hematite Goethite Pyrolusite Cryptomelane Calcite Feldspars |  | | Journal (issue) | | ...................................... 16 Susan Lenz Update ...........................................The abundance of iron, oxygen, and water makes hematite and goethite/limonite substitution common. (See...Formula Galena ĺ Anglesite Pyrite ĺ Hematite Marcasite ĺ Hematite Pyrite ĺ Goethite/Limonite PbS ĺ PbSO4... SrSO4 ĺ SrCO3 Halite ĺ Thendrite Siderite ĺ Hematite Siderite ĺ Goethite/Limonite CaSO4x2H2O ĺ CaCO3...Smithsonite Tetrahedrite ĺ Bournonite Magnetite ĺ Hematite Pyrrhotite ĺ Marcasite Formula CaSO4x2H2O ĺ SrSO4 |  | | Journal (article/letter/editorial) | | Stuttgart. Abstract: Samples of Fe – Mn metasediments (hematite quartzites, mica-bearing quartzites and garnet-bearing...including rare earth elements. The hematite quartzites and mica-bearing hematite quartzites occur as intercalations...contents in comparison with the hematite – quartzites and mica-bearing hematite quartzites. According to these...decreasing negative Eu anomalies from the lower (hematite quartzites) to the upper part (garnet-bearing...in Kythnos island consist of hematite – quartzites, mica-bearing hematite – quartzites and garnet-bearing |  | | Journal (article/letter/editorial) | | Wiirzburg, Am Hubland, D-8700 Wtirzburg, F. R. Germany. HOH, HflH FpaHO~HOpHTHOfi MarMbI THria S, BO3HHI~Ule...1313 1271 1133 3 Old quarry Gartenberg Haibach R 1394 H 3888 4 Old quarry Steinbach hinter der Sonne...Sonne Alzenau R 0859 H 4212 1005 5 Old quarry Rauenthal Alzenau R 0938 H 4178 1026 6 7 Northwestern...4245 H 4138 1075 1326, 1327 8 a b c d 9 Old quarry p u b l i c swimmingpool Goldbach R 1124 H...SchSllkrippen R 1318 H 4348 1111 12 13 Old quarry MUnchhof Blocks in the Boppengraben Sch~llkrippen |  | | Journal (article/letter/editorial) | | 29, D-3300 Braunschweig, Federal Republic of Germany Abstract. A new occurrence of deerite-bearing...large magnetite porphyroblasts, partly altered to hematite. The matrix is made up of granular aggregates...metamorphism are chlorite, blue-green amphibole, and hematite. A fresh sample (Si 76-352) was used to obtain...Schliestedt, M., Seidel, E., Harre, W., Kreuzer, H., Lenz, H., Raschka, H., Wagner, G., Wendt, I.: On the |  | | Report (issue) | | regarding the Silurian of northwestern Greenland. A. C. Lenz, London, Ontario, has graciously made available...and to some extent from the Yukon, and Jackson and Lenz (1962) recognized a zonal sequence of Silurian graptolites...graptolites in the Yukon. Both the Jackson and Lenz (1962) sequence and Berry’s studies (1968; Pavlides...part III). The high eB, occurrence is at the Kosov quarry (samples 2 and 3, Walliser, 1964, Table 2, part...Considering Collinson’s evidence and that of the Kosov quarry (samples 2 and 3) in Bohemia, we suggest a greater |  | | Report (issue) | | the Geological SuTvey of the FedeTal Republic of Germany A review of the geology of Jordan) a supplement...Geoloirical Survey of the Federal Republic of Germany. 1 majority of structural features were caused...Geological. Survey of the Federal Republic of Germany, 1961-67. The mapping was done at scales of 1:...Russegger (1847) made several expeditions to the "Holy Land" and published a "geognostic" map of Arabia Petraea...copper exploration, Jordan-report on phase A: KO!n, Germany, Ingenieurberatung fiir Bergbaufragen, unpub. rept |
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