REVIEWS in MINERALOGY Volume 35 GEoMrcRoBroLoGY: IXInRACTIoNSBETWEEN MTCNOBESAND MTxBRALS J. F. BeNn'rpr",D& K. H. NpemoN,Eorrons CONTENTS Chapter 1 Microorganisrns and biogeochemicalcycles: What can we learn from layereclmicrobial communities? K. H. Nealson & D. A. Stahl 2 Microbial Diversity in Modern Subsurface,Ocean, and Surface Environments S.M. Barns & S. Nierzwichi-Bauer 3 Processesat Minerals and Surfaceswith Relevanceto Microorganisms and Prebiotic Synthesis J.F. Banfield & R.J. Hatners 4 Spatial Relationships between Bacteria and Mineral Surfaces B.J. Little, P.A. lVagner & Z. Lewandowshi 5 Surface Mediated Mineral Development by Bacteria D. Fortin, F.G. Fenis & T.J. Beueridge 6 Microbial Biomineralization of Magnetic Iron Minerals: Microbiology, Magnetism and Environmental Significance D.A. Bazylinksi & B.M. Moskowitz 7 Bacterially'mediated Mineral Formation: Insights into Manganese(II) Oxidation from Molecular Genetic and Biochemical Studies B.M. Tebo,W.C. Ghiorse,L.G. uan Waasbergen,P.L. Siering, & R. Caspi 8 Algal Deposition of Carbonatesand Silicates E.W. de Vrind-de Jong & J.P.M. de Vrind q Reactions of Extracellular Organic Ligands with DissolvedMetal Ions and Mineral Surfaces A.T. Stone 10 The Bacterial View of the Periodic Table: Soecific Functions for all Elements S. Siluer 11 Geomicrobiology of Sulfide Mineral Oxidation D.K. Nordstrotn & G. Southam I2 Biogeochemical Weathering of Silicate Minerals W.W.Barher, S.A. Welch & J.F. Banfield 13 Long-term Evolution of the Biogeochemical Carbon Cycle D.J. DesMarais ISBN 0-939950-43-X This 448 page, paperbound book accompaniedthe Short Course on Geomicrobiologypresented by the Mineralogical Societyof America on October 18 and Ig, lgg7, at the Alta Peruvian Lodge in Alta, Utah. It is available from the Societyfor USg32, shipping by surface book post included. 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Membership Student Member Dues (includesAmerican applicationsreceived after October I will be made effective Janu- Mineralopist\ $30.00 ary 1 of the following year unless otherwiserequested. Members Mineralogical Abstracts, publishedquarterly by the will receive the newsletter,The Lattice, aspart of their dues. As an MineralogicalSociety of GreatBritain & Ireland s44.00 additional benefit, members may elect to receive the American Physics and Chemistry oJMinerals, publishedeight * Mineralogist, as well as some relatedpublications, at substantially timesa yearby Springer-Verlag(xrate not yet determined) reducedrates. Pleaseindicate all options that apply in the box to Joumal of Petrology, publishedtwelve times a yearby the right. Members are entitled to a 25Vodiscount on other MSA OxfordUmversity Press $340 publications given on our Publication List. TOTAL Don'tmiss any of our specialupcoming issues! .Earlyin 1999, learn about mineral physics via the Charles T. Prewittcommemorative issue; .Nextspring, discover pegmatites in the EugeneFoord memorialissue; and .Nextfall, find out the latestabout quantitative petrogra- phyin the special issue on textures of igneousand meta- morphicrocks Of courseevery issue of AmericanMineralogistis specialand diverse, from amphiboles to zeolites. Moreinformation is availablejust by visitingour web site at http://www.minsocam.org/AmMin/ ammin.html.Take a lookat our abstracts, tables of contents,special features (including IMA reports) availableonly on the web,complete instructions to authors,and much, much more. American CONTENTS. VOLUME 82 January-February 1998 Numbers I and,2 EDITORIAT Cfiff T. fohnston,lozef Helsen,Robert A. Schoonheydt, David L. Bish,and StephenF. Agnew Robert F. Dymek and Anne M. Hofmeister,editors Single-crystalRaman spectroscopic study of dickite 75 AmericanMineralogist in Transition 1 Mark D. Welch, ShuangxiLiu, and lacek Klinowski ARTICLES "Si MAS NMR systematicsof calcicand sodic-calcic amphiboles85 MichaelA. Carpenter,Ekhard K.H. Salje,Ann Graeme- Barber,Bernd Wruck, Martin T. Dove, and KevinS. Victor A. Drits, Bruno Lanson,Anatoli l. Gorshkov,and Knight Alain Manceau Calibrationof excessthermodynamic properties and Substructureand superstructureof four-layerCa- elasticconstant variations associated with the d e B exchangedbirnessite 97 phasetransition in quartz 2 Daniel Nyfeler and ThomasArmbruster Orson L. Anderson Silanolgroups in mineralsand inorganic Thermoelasticproperties of MgSiO.perovskite using the compounds119 Debyeapproach 23 DeaneK. Smith,Andrew C. Roberts,Peter Bayliss, and Gordon Moore, TorstenVennemann, and l.S.E. FriedrichLiebau Carmichael A systematicapproach to generaland structure-type An empiricalmodel for the solubilityof H,O in formulasfor mineralsand otherinorganic phases 126 magmasto 3 kilobars 36 AsahikoSugaki and ArashiKitakaze Marcus Nowak and Hans Keppler Highform of pentlanditeand itsthermal stability 133 The influenceof wateron the environmentof transition metalsin silicateglasses 43 K. Wright, C.W. Watson, S.C. Parker,and D.f . Vaughan Alison R. Pawley Simulationof the structureand stabilitvof sphalerite (ZnS) The reactiontalc * forsterite: enstatite* HrO: New surfaces 141 experimentalresults and petrologicalimplications 51 StevenK. Lower,Patricia A. Maurice, Samuelf. Traina, V. Sucha,F. Elsass,D.D. Eberl,l/. Kuchta,f. Madejovd, and ErnestH. Carlson W.P.Gates, and P. Komadel AqueousPb sorptionby hydroxylapatite:Applications of Hydrothermalsynthesis of ammoniumillite 58 atomicforce microscopy to dissolution,nucleation, and groMh studies 147 X. Xia, D.f. Weidner,and H. Zhao Equationof stateof brucite:Single-crystal Brillouin Mario Tribaudino,Piera Benna, and EmilianoBruno spectroscopystudy and polycrystallinepressure-volume- Structuralvariations induced by thermaltreatment in temperaturemeasurement 68 leadfeldspar (PbAl,Si,OJ 159 fos6M. Caballero,Angeles Monge, Angel La lglesia, Cerald Giester,Yunxiang Ni, Dietmar farosch,fohn M. and FernandoTornos Hughes,forn Ronsbo,Zhuming Yang, and fosef Ferri-clinohol mquistite, Lir(Fer*,Mg)rFej*SiuOrr(OH)r, a Zemann new BLiclinoamphibole from the PedrizaMassif, Sierra Cordylite-(Ce):A crystal chemical investigation of de Cuadarrama,Spanish Central System 167 materialfrom four localities,including type William D. Birch,Allan Pring,E. Maude McBriar, Bryan material 178 M. Gatehouse,and CatherineA. McCammon Bamfordite,Fe3*MorOu(OH)r.HrO, a new hydratediron NEW MINERATNAMES 185 molybdenumoxyhydroxide from Queensland,Australia: Descriptionand crystalchemistry 172 BOOK REVIEWS190 March-April 1998 Numbers 3 and 4 TETTER HexiongYang, Robert M. Hazen,Charles T. Prewitt, A.B. Woodlandand R.f.Angel LarryW. Finger,Ren Lu, and Russellf . Hemley High-pressuresingle-crystal X-ray Crystalstructure of a new spinelloidwith the wadsleyite diffractionand infrared structurein the systemFerSiO.-Fe.Oo and implications spectroscopicstudies of the C2/m-P2,/mphase for the Earth'smantle 404 transitionin cummingtonite288 ARTICTES DelphineCabaret, Philippe Sainctavit, Philippe lldefonse,and Anne-MarieFlank L.Y.Aranovich and R.C.Newton Full multiplescattering calculations of the X-ray Reverseddetermination of the reaction:Phlogopite + absorptionnear edge structure at the magnesiumK- quartz: enstatite+ potassiumfeldspar + HrO in the edge in pyroxene 300 ranges750-875 "C and 2-12 kbar at low HrO activity with concentratedKCI solutions 193 H.W. Nesbittand D. Banerjee Interpretationof XPSMn(2p) spectra of Mn T.B. Bai