 | | Journal (article/letter/editorial) | | Overview of Authigenic Magnesian Clays Manuel Pozo 1, * 1 2 * and José Pedro Calvo 2 Department of Geology...Geology and Geochemistry, Faculty of Sciences, Universidad Autónoma de Madrid, Campus de Cantoblanco, C/ Francisco...Valiente, 7, 28049 Madrid, Spain Department of Mineralogy and Petrology, Faculty of Geological Sciences...Complutense, C/ José Antonio Novais, 12, 28040 Madrid, Spain; jpcalvo@ucm.es Correspondence: manuel.pozo@uam...formation of clays by direct precipitation from solution, called “neoformation” and (b) development of clays |  | | Book | | 2011 Elsevier B.V. All rights reserved No part of this publication may be reproduced, stored in a retrieval...or otherwise, without the prior written permission of the publisher Permissions may be sought directly...as a matter of products liability, negligence or otherwise, or from any use or operation of any methods...Because of rapid advances in the medical sciences, in particular, independent verification of diagnoses...book is available from the British Library Library of Congress Cataloging-in-Publication Data A catalog |  | Clauer, Norbert, Fallick, Anthony E., Galán, Emilio, Pozo, Manuel, Taylor, Christopher (2012) Varied crystallization conditions for Neogene sepiolite and associated Mg-clays from Madrid Basin (Spain) traced by oxygen and hydrogen isotope geochemistry. Geochimica et Cosmochimica Acta, 94. 181-198 doi:10.1016/j.gca.2012.07.016 | Journal (article/letter/editorial) | | conditions for Neogene sepiolite and associated Mg-clays from Madrid Basin (Spain) traced by oxygen and...Sevilla, Spain d Geology and Geochemistry, Universidad Autónoma of Madrid, Cantoblanco 28049, Madrid, Spain...2012 Abstract d18O–dD measurements were made on sepiolite and associated saponite and kerolite–stevensite...sediments of the Madrid Basin in Spain to evaluate the relative impact of the isotopic composition of the interacting...areas. Preliminary experiments of progressive heating of pure sepiolite and saponite under vacuum allowed |  | | Journal (article/letter/editorial) | | T I O N OF P A L Y G O R S K I T E F R O M G A B A S A ( N E S P A I N ) . E V I D E N C E OF A D E T...18002 Granada, Spain, and *TOLSA SA. Crta. Vallecas-Mejorada del Campo. 28080 Madrid, Spain (Received 15...geochemical study of the Gabasa outcrop (Huesca, NE Spain) was undertaken. It consists of Early Oligocene...silica, calcite, dolomite, palygorskite, illite, interstratified illite-smectite, Al-smectite and Mg-smectite...expands with ethyleneglycol. Statistical analysis of the geochemical data shows that the rare earth elements |  | Cuevas, Jaime, De La Villa, Raquel Vigil, Ramirez, Susana, Petit, Sabine, Meunier, Alain, Leguey, Santiago (2003) Chemistry of Mg Smectites in Lacustrine Sediments from the Vicalvaro Sepiolite Deposit, Madrid Neogene Basin (Spain) Clays and Clay Minerals, 51 (4) 457-472 doi:10.1346/ccmn.2003.0510413 | Journal (article/letter/editorial) | | CHEMISTRY OF Mg SMECTITES IN LACUSTRINE SEDIMENTS FROM THE VICALVARO SEPIOLITE DEPOSIT, MADRID NEOGENE...NEOGENE BASIN (SPAIN) J AI M E C UE V A S 1 , * , R A Q UE L V I G IL 1 DE LA V IL L A 1 , S U S AN A R AM...Ciencias, Universidad Autónona de Madrid. Cantoblanco s/n 28049 Madrid, Spain 2 UMR 6532 CNRS, Universite de...and structural properties of Mg smectites in the Vicálvaro sepiolite deposit have been studied in detail...characterization was performed on different size-fractions of selected smectitic samples (5 2 mm; 2 1 mm; 1 0.5 |  | | Journal (article/letter/editorial) | | 2:115–134, 2020 THE FORMATION OF CLAY MINERALS IN THE MUDFLATS OF BOLIVIAN SALARS JENNIFER L. BENTZ...BENTZ * AND RONALD C. PETERSON 1 Department of Geological Sciences and Geological Engineering, Queen’s University...favors sepiolite with increasing silica and Mg2+ concentrations without considering the role of the biogenic...biogenic removal of silica from solution by diatoms. In the present study, phyllosilicates occurring in...in the mudflats of Bolivian salars were investigated to aid in understanding the geochemical factors |  | | Journal (article/letter/editorial) | | Margin Deposits (the Cerro de los Batallones, Madrid Basin, Spain) Juan Emilio Herranz and Manuel Pozo * Departamento...de Madrid, Campus de Cantoblanco, C/Francisco Tomás y Valiente, 7, Módulo 06, 28049 Madrid, Spain; juan... Abstract: The Madrid Basin contains large and well developed deposits of Mg-clays of Miocene age. These...to large deposits of Mg-clays. This paper summarizes the study about the formation of Mg-clay minerals...mudflat lithofacies made-up of Mg-smectite to palustrine lithofacies where sepiolite is predominant. The samples |  | | Journal (article/letter/editorial) | | minerals Article Sepiolite and Other Authigenic Mg-Clay Minerals Formation in Different Palustrine Environments...Environments (Madrid Basin, Spain) Juan Emilio Herranz and Manuel Pozo * Department of Geology and Geochemistry...Faculty of Sciences, Autonomous University of Madrid, Campus de Cantoblanco, 28049 Madrid, Spain; juan...pozo@uam.es Citation: Herranz, J.E.; Pozo, M. Sepiolite and Other Authigenic Mg-Clay Minerals Formation...Formation in Different Palustrine Environments (Madrid Basin, Spain). Minerals 2022, Abstract: Lithofacies belonging |  | | Journal (article/letter/editorial) | | B.V., Amsterdam 221 [CA] Geochemistry of Spanish sepiolite-palygorskite deposits: Genetic considerations...Ciencias, Universidadde Granada-CSIC, Granada, Spain bDepartamento de Ciencias de La Tierra, Facultad...Zaragoza, Zaragoza, Spain CEstacidn Experimental del Zaidin, CSIC, Granada, Spain (Received March 4, 1993;...revised and accepted July 14, 1993 ) ABSTRACT Sepiolite-palygorskite deposits in Spanish Tertiary basins...mineralised intervals are made up of neoformed phyllosilicates (sepiolite, palygorskite, stevensite), detrital |  | | Journal (article/letter/editorial) | | com/locate/gca Effect of aqueous Si/Mg ratio and pH on the nucleation and growth of sepiolite at 25 °C Andre...Martin Dietzel a a Institute of Applied Geosciences, Graz University of Technology (NAWI Graz Geocentre)...2018; available online 2 March 2018 Abstract Sepiolite [Mg4Si6O15(OH)26H2O] is a trioctahedral 2:1 Mg-silicate...has been often used to reconstruct the evolution of sedimentary environments and facies in the geological...reaction paths underlying sepiolite formation are poorly constrained and most of the existing models are |  | Cuevas, Jaime, Dirocie, Nisael, Yunta, Felipe, García Delgado, Carlos, González Santamaría, Daniel E., Ruiz, Ana Isabel, Férnández, Raul, Eymar, Enrique (2019) Evaluation of the Sorption Potential of Mineral Materials Using Tetracycline as a Model Pollutant. Minerals, 9 (7) 453 doi:10.3390/min9070453 | Journal (article/letter/editorial) | | minerals Article Evaluation of the Sorption Potential of Mineral Materials Using Tetracycline as a Model...Department of Geology and Geochemistry, Autonomous University of Madrid, 28049 Madrid, Spain Department...Department of Agricultural Chemistry and Food Sciences, Autonomous University of Madrid, 28049 Madrid, Spain Correspondence:...and ecosystems. The purpose of the present work is to assess the adsorption of TC into natural clay minerals...(BET-SSA) and point of zero charge salt effect (PZSE) were determined for the characterization of materials. Sorption |  | García-Romero, Emilia, María Manchado, Eva, Suárez, Mercedes, García-Rivas, Javier (2019) Spanish Bentonites: A Review and New Data on Their Geology, Mineralogy, and Crystal Chemistry. Minerals, 9 (11) 696 doi:10.3390/min9110696 | Journal (article/letter/editorial) | | Department of Mineralogy and Petrology, Complutense University of Madrid, 28040 Madrid, Spain Geosciences...(CSIC-UCM), 28040 Madrid, Spain Department of Geology, University of Salamanca, 37008 Salamanca, Spain; a87578@usal...Technologies (C2TN), Instituto Superior Técnico, University of Lisbon, 2695-066 Bobadela-LRS, Portugal; javier.rivas@ctn... Abstract: A review and a synthesis of the geological, mineralogical, and crystal chemical...at the same time, new data are provided from a set of representative samples from these deposits. They |  | | Journal (article/letter/editorial) | | Laboratory, California Institute of Technology, Pasadena, CA 91109, USA Department of Civil Engineering and Geological...Sciences, University of Notre Dame, Notre Dame, IN 46556 USA Abstract—The discovery of phyllosilicates in...in terrains of Noachian age (>3.5 Ga) on Mars implies a period in the planet’s history that was characterized...information about the original locations and mechanisms of clay mineral formation on Mars is not as well constrained...constrained, however, in part because the origin of particular clay minerals is often non-unique. For example |  | | Journal (article/letter/editorial) | | Minerals, (2012) 47, 93–104 Geology and mineralogy of a sepiolitepalygorskite occurrence from SW Eskis...(Turkey) M . Y E N İ Y O L * University of Istanbul, Department of Geology, 34850 Avcılar, Istanbul, Turkey...is the only deposit among those found in Eskis ehir province containing both sepiolite and palygorskite...XRF and SEM analyses. Sepiolite and palygorskite occur in a ~40 m thick part of Pliocene sequence where...palygorskite, saponite, saponite + palygorskite, sepiolite and sepiolite + palygorskite, frequently in association |  | Kadīr, Selahattīn, Erkoyun, Hülya, Eren, Muhsīn, Huggett, Jennifer, Önalgil, Nergīs (2016) Mineralogy, Geochemistry, and Genesis of Sepiolite and Palygorskite in Neogene Lacustrine Sediments Eskīşehīr Province, West Central Anatolia, Turkey. Clays and Clay Minerals, 64 (2) 145-166 doi:10.1346/ccmn.2016.0640206 | Journal (article/letter/editorial) | | 2016. MINERALOGY, GEOCHEMISTRY, AND GENESIS OF SEPIOLITE AND PALYGORSKITE IN NEOGENE LACUSTRINE SEDIMENTS...Department of Geological Engineering, TR-26480 Eskis ehir, Turkey 2 Mersin University, Department of Geological...Engineering, TR-33343, Mersin, Turkey 3 Department of Earth Sciences, Natural History Museum, Cromwell...Cromwell Road, London SW7 5BD, UK Abstract—Sepiolite and palygorskite are common as layers and nodules in the...the Neogene lacustrine sediments of the Eskis ehir area. This study aims to determine their mineralogical |  | Furquim, Sheila Aparecida Correia, Graham, Robert C., Barbiero, Laurent, de Queiroz Neto, José Pereira, Vallès, Vincent (2008) Mineralogy and genesis of smectites in an alkaline-saline environment of Pantanal wetland, Brazil. Clays and Clay Minerals, 56 (5) 579-595 doi:10.1346/ccmn.2008.0560511 | Journal (article/letter/editorial) | | MINERALOGY AND GENESIS OF SMECTITES IN AN ALKALINE-SALINE ENVIRONMENT OF PANTANAL WETLAND, BRAZIL S...Water Sciences Program, Department of Environmental Sciences, University of California, Riverside, CA 92521-0424...literature. The objective of this work was to investigate the mineralogy of smectites in the soils surrounding...representative alkaline-saline lake of Nhecolândia, a sub-region of the Pantanal wetland, Brazil, and...and then to identify the mechanisms of their formation. Soils were sampled along a toposequence and analyzed |  | Kadi˙r, Selahatti˙n, Eren, Muhsin, İrkeç, Taner, Erkoyun, Hülya, Külah, Taci˙t, Önalgi˙l, Nergis, Huggett, Jennifer (2017) An Approach to Genesis of Sepiolite and Palygorskite In Lacustrine Sediments of the Lower Pliocene Sakarya and Porsuk Formations in the Si˙vrii˙hii˙sar and Yunusemre-bii˙çer Regions (Eskişehii˙r), Turkey. Clays and Clay Minerals, 65 (5) 310-328 doi:10.1346/ccmn.2017.064067 | Journal (article/letter/editorial) | | AN APPROACH TO GENESIS OF SEPIOLITE AND PALYGORSKITE IN LACUSTRINE SEDIMENTS OF THE LOWER PLIOCENE SAKARYA...Department of Geological Engineering, TR-26480 Eskis ehir, Turkey 2 Mersin University, Department of Geological...Department of Geological Engineering, TR-43100 Kütahya, Turkey 5 Natural History Museum, Department of Earth...sediments of the Sakarya and Porsuk Formations in the Sivrihisar and Yunusemre-Biçer regions consist of claystone...carbonate, carbonate, and evaporites. No detailed studies of paleoclimatic conditions have been performed previously |  | | Journal (article/letter/editorial) | | GEOLOGY AND ORIGIN OF SEPIOLITE, PALYGORSKITE AND SAPONITE IN NEOGENE LACUSTRINE SEDIMENTS OF THE SERINHISAR-ACIPAYAM...E L A HA T T İN K A D İR * General Directorate of Mineral Research and Exploration (MTA), 06520 Ankara...Ankara, Turkey Abstract—The Serinhisar-Acıpayam basin of western Anatolia hosts a Neogene alkaline lake which...graben and semi-graben depression zones as a result of N S tension. The basin is filled with fluvial and...filling of the basin with fine sediments and associated water level changes caused the development of swampy |  | Kaufhold, Stephan, Chryssikos, George D., Kacandes, George, Gionis, Vassilis, Ufer, Kristian, Dohrmann, Reiner (2019) Geochemical and mineralogical characterization of smectites from the Ventzia basin, western Macedonia, Greece. Clay Minerals, 54 (1) 95-107 doi:10.1180/clm.2019.8 | Journal (article/letter/editorial) | | Geochemical and mineralogical characterisation of smectites from the Ventzia basin, western Macedonia...January 2019. Editor: George Christidis * email of corresponding author: s.kaufhold@bgr.de Key words...Three samples of bulk smectite clay from the Pilori and Velanida bentonite deposits of the Ventzia basin...consistent with the formation of these clays from ultramafic precursor sediments of the Vourinos ophiolite complex...indicate the presence of other clay minerals besides smectite such as minor amounts of kaolinite, trioctahedral-rich |  | | Book | | and research in the areas of clay mineralogy, sedimentology, and geology of industrial minerals; clay...had positions as Director of Research, Manager of Operations, Vice President of Operations, and Executive...project sponsored by UNESCO to study the genesis of kaolins. This project involved an annual conference...Egypt, Indonesia, Japan, Mexico, South Africa, Spain, and Venezuela. In addition, he has evaluated bentonite...Algeria, Germany, and Chile plus a palygorskite deposit in Senegal in West Africa. During his years in |  | | Report (volume) | | PHYLLOSILICATES (exclusive of micas) S.W. Bailey, editor INTRODUCTION; POLYTYPISM OF 1:1 LAYER SILICATES S...WICKS & D.S. OQ'HANLEY STRUCTURES AND COMPOSITIONS OF OTHER TRIOCTAHEDRAL 1:1 PHYLLOSILICATES SW ABAILEY...STABILITY, PHASE RELATIONS, AND THERMODYNAMIC PROPERTIES OF CHLORITE AND SERPENTINE GROUP MINERALS J.V. CHERNOSKY... SUQUET SMECTITES N. GUVEN VECTOR REPRESENTATION OF PHYLLOSILICATE COMPOSITIONS D.M. BURT MIXED LAYER...LAYER CHLORITE MINERALS R.C. REYNOLDS, JR. SEPIOLITE AND PALYGORSKITE B.F. JONES & E. GALAN CRYSTAL CHEMISTRY |  | | Journal (article/letter/editorial) | | Springer-Verlag 1978 The Geochemical Origin of Sepiolite and Kerolite at Amboseli, Kenya Ronald K. Stoessell*...Stoessell* and Richard L. Hay Department of Geologyand Geophysics,Universityof California Berkeley,California94720...California94720, U.S.A. Abstract. A massive white sepiolite deposit at Amboseli precipitated from magnesium and...during the ground water dolomitization of an earlier lacustrine sepiolite. Kerolite has since formed in proximity...proximity to the massive sepiolite as an alteration product of sepiolite and as a ground water precipitate |  | | Journal (article/letter/editorial) | | SAPONITE-RICH BLACK SHALES AND NONTRONITE BEDS OF THE PERMIAN IRATI FORMATION: SEDIMENT SOURCES AND...claystones in the Permian Irati Formation consist of Al-rich or Fe-Mg clay minerals in its southern/central...paleo-environmental conditions. The purpose of this study was to determine the conditions of formation by characterizing...different sections of the northern edge of the basin, some of which reveal the presence of intruded diabase...diabase sills. Black shales consist of saponite or saponite-talc mixed layers, talc, lizardite, nontronite |  | | Journal (article/letter/editorial) | | No. 2, 244–258, 2008. THE OCCURRENCE AND GENESIS OF CLAY MINERALS ASSOCIATED WITH QUATERNARY CALICHES...İR 1 , * 1 AND M U H Sİ N E R E N 2 Department of Geological Engineering, Eskis ehir Osmangazi University...University, TR-26480 Eskis ehir, Turkey 2 Department of Geological Engineering, Mersin University, TR-33343...reddish-brown mudstone of the Kuzgun Formation (Tortonian, Miocene) and alluvial red soils of the Quaternary...most abundant mineral associated with minor amounts of palygorskite in caliche samples, whereas smectite |  | | Journal (article/letter/editorial) | | SILICICLASTIC RED MUDSTONES OF THE SARIYER FORMATION (MIDDLE MIOCENE), SOUTHEASTERN SIDE OF THE ÇANAKKALE STRAIT...EN 2 , AND E S R E F A T A B E Y 3 Department of Geological Engineering, Eskis ehir Osmangazi University...Department of Geological Engineering, Mersin University, TR-33343 Mersin, Turkey 3 General Directorate of Mineral...Abstract—The origins of dolocrete and associated palygorskite in the Çanakkale region of Turkey have been...studied, but are of fundamental importance for a more complete understanding of the mineralogy of this region |
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