 | | Journal (article/letter/editorial) | | University of Edinburgh, West Mains Road, Edinburgh, Scotland, EH9 3JW (Received April 6, 198 1; accepted in...Abstract-The Mn distribution in Panama Basin area sediments and interstitial waters is discussed. Striking surficial...minor, little increase in alkalinity is observed, and it is postulated that significant production of carbonate...precipitation reaction in either Panama Basin or Loch Fyne (Scotland) sediments. Price, 1970; Suess, 1979), little...the exception of a very brief description in Lynn and Bonatti’s (1965) paper, the occurrence of a manganese |  | | Journal (article/letter/editorial) | | Contr. Mineral. and Petrol. 29, 215--233 (1970) 9 by Springer-Verlag 1970 Composition of Manganese Nodules...Nodules and Manganese Carbonates from Loch Fyne, Scotland S. E. CALVERT a n d N. B. PRICE Grant Institute...Edinburgh EH9 3JW, Scotland Received July 21, 1970 Abstract. Manganese nodules and manganese carbonate...the upper 10-15 cm of the Recent sediments of Loch Fyne, Argyllshire in water depths of 180-200 m. The...a few mm to 3 cm in diameter, and consist of a black, Mn-rich core and a thin, red, Fe-rich rim. The |  | | Journal (article/letter/editorial) | | pore waters JACK J. MIDDELBURG,GERT J. DE LANGE and CORNELISH. VANDER WEJJDEN Department of Geochemistry...ranges corresponding to Mn-calcite, kutnohotite and calcic-rhod&tmsite. All these authigenic phases may...~~bli~~ that in ox~gen~~~ent sediments M&IV) oxides and oxyhydroxides are easily reduced to Mn(II). As a... the concentration increases sharply with depth and then tends to level out. However, there is a considerable...(PEDERSENand PRICE, 1982); lo170 .umoI/kg (SAWLAN and MURRAY, 1983) and lOO160 irmol/kg (DELANGE, 1986). Although |  | | Journal (article/letter/editorial) | | O N E Department of Geology, Royal Museum of Scotland, Chambers Street, Edinburgh EH1 1JF Synopsis A...species new to Scotland have been discovered. This is a 3 2 % increase over the previous decade and results...probemicroanalyses. Silicates, oxides, hydroxides, sulphides and sulphosalts form the bulk of the compilation. Highlights...oxides and hydroxides and clay minerals, tellurium and selenium minerals and the discovery and description...Glossary of Scottish mineral species 1981 (Macpherson and Livingstone 1982) investigations into a wide variety |  | | Journal (article/letter/editorial) | | JOURNAL, VOL. 22, THEMATIC ISSUE, 7-18 (1987) Genesis and diagenesis of the Cambrian manganese deposits, Harlech...mineralization occurs throughout the greywackes and pelites of the Harlech Grits Group (LowedMiddle Cambrian)...Hafotty Formation where it forms a discrete ore bed, and in the upper half of the Gamlan Formation where it...by submarine exhalative hydrothermal solutions, and may have precipitated directly as an oxidekarbonate...precipitation of manganese carbonates, and replacement of clastics and volcaniclastics has played an important |  | Dasgupta, Somnath, Banerjee, H., Fukuoka, M., Bhattacharya, P.K., Roy, Supriya (1990) Petrogenesis of metemorphosed manganese deposits and the nature of the precursor sediments. Ore Geology Reviews, 5 (4) 359-384 doi:10.1016/0169-1368(90)90039-p | Journal (article/letter/editorial) | | Petrogenesis of Metamorphosed Manganese Deposits and the Nature of the Precursor Sediments SOMNATH DASGUPTA...H. BANERJEE 1, M. FUKUOKA 2, P.K. BHATTACHARYA 1 and SUPRIYA ROY 1 1Department of Geological Sciences...Bhattacharya, P.K. and Roy, S., 1990. Petrogenesis of metamorphosed manganese deposits and the nature of the...to identify the processes, their various controls and the possible progenitors. On the basis of mineralogical...mineral assemblages in total. Mineralogical, textural and chemical data on naturally occurring phases of these |  | | Journal (article/letter/editorial) | | Pcrgamon PIUSplc.F’rintcd in U.S.A. + .I0 Formation and solid solution behavior of Ca-rhodochrosites in marine...in the deep anoxic basins of the Baltic Sea. Rhodochrosite formation is apparently the result of organic...organic matter degradation. The rhodochrosite contains 10 to 40 mol% CaCO:, and 2 to 5 mol% MgCO3, as determined...varies by about 5 mol% MnCO,. SEM revealed the rhodochrosite to be present as globular aggregates consisting...cavities within the aggregates are frequently observed and indicate that extensive recrystallization takes place |  | | Journal (article/letter/editorial) | | Mineralogy and Petrology (1993) 48:295-308 Mineralogy Pc o°logy © Springer-Verlag 1993 Printed in Austria...New Zealand D. S. C o o m b s , Y. K a w a c h i , and A. Reay Geology Department, University of Otago,...The Mn2+/Mn3+-ratio is sensitive to calculations and to accuracy of analyses. Boron is detected in ardennite...7% SrO and ~0.06% PbO, and phengite. Later-stage vein minerals comprise chlorite, albite, and manganoan...manganoan calcite and quartz in a cross-cutting late-stage vein; chalcopyrite and native copper occur |  | | Journal (article/letter/editorial) | | www.elsevier.com/locate/gca Manganese mineralogy and diagenesis in the sedimentary rock record Jena E...Woodward W. Fischer a a Division of Geological and Planetary Sciences, California Institute of Technology...are both excellent proxies for molecular oxygen and highly favorable electron acceptors when oxygen is...molecular oxygen in Earth surface environments. And yet because manganese reduction is promoted by a... We document the impacts of manganese reduction and the mineral phases that form stable manganese deposits |  | | Journal (article/letter/editorial) | | kutnahorite from Bald Knob (BK), North Carolina, and Sterling Hill (SH), New Jersey,have been refined...in dolomite leadsto coupled distortion of the Ca and Mn octahedrathat may result in a low ordering potential...solvus between calcite and kutnahorite as well as between kutnahorite and rhodochrosite. Two-phase intergrowths...intergrowths of manganoan calcite (CarrMn,rMg) and calcian kutnahorite (Ca.rMnrrMgr) from SH are interpreted...interpreted as due to primary coprecipitation of calcite and ordered kutnahorite from solution in the two-phase |  | | Journal (article/letter/editorial) | | of the Northern Calcareous Alps between Golling and Abtenau (Salzburg, Austria) a strata-bound manganese...(Dogger-Lower Maim) cons!sts predominantly of grey and black siliceous marlschists. Coarse mass flow breccias...5 wt.-% MnO) are calcisphere-bearing wackestones and packstones (Fig. 3), whereas the Mn-rich schists...without dolomite, and a Mn-rich one with high-Mn-calcite, kutnahorite, and Ca-rich rhodochrosite. Secondary...such as pyrolusite, manganite, and in small amounts also birnessite and todorokite were only found in |  | | Journal (article/letter/editorial) | | Pergamon PI1 SOO16-7037(96)00379-l Kinetics of rhodochrosite crystal growth at 25°C: The role of surface...speciation” JOHN STERNBECK Deparlment of Geology and Geochemistry, Stockholm University S-106 91 Stockholm...form November 3, 1996) Abstract-The rate of rhodochrosite (MnC03) crystal growth in NaCl solutions has...has been measured, far from equilibrium and at 25”C, using a constant-composition method. Rates are not...related to supersaturation (0) but also depend on PCOZ and the (C032-)/(Mn2+) ratio, or pH, in solution. It |  | | Journal (article/letter/editorial) | | coinposition of the overgrowths, and more specifically their Mn, Mg, Na and Sr content, was determined as...as a function of the precipitation rate and Mn*+ concentration in the parent solution. X-ray di!Traction...produced were one-phase multicomponent solid solutions, and contained up to 40 mole% MnCO,. The amount of Mn...precipitation rate of an 8- 10 mole% magnesian calcite and a “pseudokutnahorite” from seawater. The possible...existence of a pseudokutnahorite in marine sediments and its implications are discussed. The concentration |  | | Journal (article/letter/editorial) | | laminae deposition and Mn-sulfide formation in the Gotland Deep, Baltic Sea IAN T. BURKE and ALAN E. S. KEMP*...KEMP* School of Ocean and Earth Science, Southampton Oceanography Centre, European Way, Southampton, SO14...allows identification of small-scale sedimentary and geochemical features associated with Mn-carbonate...laminae that may be placed in a seasonal cycle, and kutnahorite laminae occur within varves only as a...recorded in historical records, and a direct causal link between inflows and kutnahorite deposition is implied |  | | Journal (article/letter/editorial) | | carbonate ore deposits: Examples from Molango, Mexico, and TaoJiang, China P a t r i c k M . O k i t a " a n...January 15, 1991 ; revised and accepted February 6, 1992 ) ABSTRACT Okita, P.M. and Shanks III, W.C., 1992...Examples from Molango, Mexico, and TaoJiang, China. In: P.A. Meyers, L.M. Pratt and B. Nagy (Guest-Editors)..., 99: 139-164. Carbonate and sulfide minerals from the Molango, Mexico, and TaoJiang, China, Mn deposits...deposits display similar and distinctive ~34S and c~3C patterns in intervals of manganese carbonate mineralization |  | | Journal (article/letter/editorial) | | Chemical Geology 135 (1997) 55-73 Authigenic sulfide and carbonate mineral formation in Holocene sediments...Sternbeck a, Gustav Sohlenius b a Department of Geology and Geochemistry, Stockholm Uniuersity, S-106 91 Stockholm...1996 Abstract Formation of authigenic sulfides and carbonates in Holocene 14C-dated sediments is interpreted... FeS,-S, C,, and sulfur isotopes. Mineral distribution was studied in thin sections and mineral morphology...Baltic Sea, during freshwater and brackish stages. Calcium-rich rhodochrosite (MnCO,) occurs in concentrations |  | | Journal (article/letter/editorial) | | to I161 0016.7037/82/071153-09503.00/O of iron and manganese at the sediment/water thermodynamic versus...in revised form February 2, 1982) Abstract-Iron and manganese solubility at the sediment/water interface...bell jar system enclosing 3.14 m* sediment surface and 2094 1water a complete redox turn-over in the bottom...dm-’ during the first 50 days of the experiment and then rose abruptly as the Eh fell from +600 to -200...oxic and anoxic conditions seems to be limited by equilibria with solid Fe-phases (hydroxides and amorphous |  | | Book | | Oceanographic Institute, Department o f Scientific and Industrial Research, Wellington, New Zealand ELSEVIER...The Netherlands Distributors for the United Stutes and Canada: ELSEVIER NORTH-HOLLAND INC. 52,Vanderbilt...OCEANOGRAPHY 3 E.J.F. WOOD MICROBIOLOGY OF OCEANS AND ESTUARIES 4 G.NEUMANN OCEAN CURRENTS 5 N.G....ANALYSIS OF WORLD OCEAN WATERS 12 E.J. FERGUSON WOOD and R.E. JOHANNES TROPICAL MARINE POLLUTION 13 E. STEEMANN...Massachusetts 02543, U.S.A. BURNS, R.G. Department of Earth and Planetary Sciences, Massachusetts Institute of Technology |  | | Journal (article/letter/editorial) | | M A S R E I N E C K E 1, M A R T I N OKRUSCH 2 and PETER RICHTER 2 lInstitut fiir Angewandte Geophysik...8, 1984; revised and accepted April 11, 1985) Abstract Reinecke, T., Okrusch, M. and Richter, P., 1985...lateral distribution. They form concordant layers and lenses within a uniform sequence of quartz-rich metapelitic...geochemically investigated: (1) piemontite--spessartine and piemontite quartzites (PSQ), containing braunite-rich...spessartine quartzites (SQ); and (3) Napyroxene quartzites (NpxQ). Textural and geochemical evidence leads |  | | Journal (article/letter/editorial) | | SCOTTISH MINERAL SPECIES 1981 · H. ·G. MACPHERSON AND A. LIVINGSTONE Department of Geology Royal Scottish...SCOTTISH MINERAL SPECIES 1981 H . G. MACPHERSON AND A. LIVINGSTONE Department of Geology Royal Scottish...INTRODUCTION Compilation of the glossary . Style and guidelines Comments on the glossary . Statistical...groups. Appendix 3: Minerals discovered first in Scotland 5 5 6 7 9 10 11 11 12 13 39 44 47 SYNOPSIS...mineral species, listing some 443 mineral names, and containing 399 valid species has been corn piled |  | | Book | | Nortlrn·est Highlands of Scotland Con Gillen 9. The Inner Hebrides of Scotland Con Gillen 11. The Gulf...Alexander Geology and landscapes of Scotland Con Gillen La catastrophe: A1ow11Pelee and the desrruction...Claudio Vita-Finzi Principles of emergency planning and ma11agemer:1DaYid Alexander Vesurius: a biography...Scarth & Jean-Claude Tanguy Minerals of Britain and Ireland A. G. Tindle The Open University T: 'XI...ooper 2005) and the promise of new mineral galleries in Edinburgh in '.!011. I hope that these and all other |  | | Book | | MINERALS OF SCOTLAND PAST AND PRESENT Alec Livingstone National Museums of Scotland Publishing Limited... Publishedby NMS PublishingLimited NationalMuseumsof Scotland ChambersStreet EdinburghEHl lJF © 1MS PublishingLimited...PublishingLimited. Layout byJim Farley. Printed and bound by Craft Print International Ltd, Singapore...FOREWORD Vll ACKNOWLEDGEMENTS INTRODUCTION Scotland, the country, physiography Xl Xlll SCOTLAND'S...GEOLOGICAL EVOLUTION The voyage of Scotland through time COLLECTORS AND COLLECTIONS Introduction Miscellaneous |  | | Journal (article/letter/editorial) | | JANUARY Articles Matthias Radke, Dietrich H. Welte and Helmut Willsch Geochemical study on a well in the...the solubility of minerals in water and seawater I1 M. A. Kays and A. R. McBirney Origin of the picrite...Bar-Matthews, lan D. Hutcheon, Glenn J. MacPherson and Lawrence Grossman A corundum-rich inclusion in the...controlled partial melting and fractional crystallization 43 T. F. Pedersen and N. B. Price The geochemistry...operation of free-face dissolution and pressure solution 69 Edward Tipping and David Cooke The effects of |  | | Book | | that such names, as understood by the Trade Marks and Merchandise Marks Act, may accordingly be used freely...8 For my parents, in thanks for their support and encouragement Preface This book is an outgrowth...for both our sedimentary petrology and our ore deposits sequence, and this book is based on that teaching...be obvious that I have drawn heavily on the ideas and techniques of Robert Garrels. A number of people...especially grateful to my students and colleagues at Cincinnati and The Memorial University of Newfoundland |  | | Report (issue) | | PROGRESS OF THE GEOLOGICAL SURVEY OF GREAT BRITAIN AND T H E MUSEUM OF PRACTICAL GEOLOGY FOR T H E Y E...Progress of the Geological Survey of Great Britain and the Museum of Practical Geology for the Year 1959...S. Assessors Ministry of Agriculture, Fisheries and W. MORLEY DAMES, ESQ., M.A., B.Sc., F.R.I.C. Food... • • • • . • . • • Ministry of Housing and Local Government • • Government of Northern Ireland... J. THOMPSON, ESQ. • DEPARTMENT OF SCIENTIFIC AND INDUSTRIAL RESEARCH, Charles House, 5-11 Regent Street |
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