PROCEEDINGS OF THE 9TH INTERNATIONAL SYMPOSIUM ONWATER-ROCK

INTERACTION-WRI-9/TAUPO/NEWZEALAND/30 MARCH - 3 APRIL 1998

Water-Rock Interaction

Edited by

GREG B.AREHART

Wairakei Research Centre, Institute ofGeological and Nuclear Sciences, Taupo, New Zealand

JOHNR.HULSTON

Nuclear Sciences, Institute ofGeological andNuclear Sciences, Lower Hutt, New Zealand

UNIVERSITATSBIBLIOTHEKHANNOVER

TECHNISCHE

INFORMATIONSBIBUOTHEK

A.A.BALKEMA/ROTTERDAM/BROOKHELD/1998

Water-Rock Interaction, Arehart& Hulston (eds)© 1998 Bakema, Rotterdam, ISBN 905410 942 4

Table of contents

Preface XXm

Organisation XXV

New Zealand highlight speakers

From basins to mountains and back again: N.Z. basin evolution since 10 Ma 3

R.GAllis, R, Funnell & X.Zhan

Hydrothermal alteration in New Zealand geothermal systems 11

P.R.L. Browne

Chemistry of3.2Gaseafloorhydrothermal vent fluids 19

CEJ.de Ronde

Fire and water: Physical roles of water in large eruptions at Taupo and Okataina calderas 25

B.F.Houghton & CJ.N.Wilson

Metal reactions at the water-soil interface 31

R.G. McLaren

Conditions for rapid large-volume flow 35

R.KSibson

Clean, green and steaming: Environmental geochemistry in New Zealand 39

J.Webster

1 Surficial systems

The Arno River catchment basin, Tuscany, Italy: Chemical and isotopic composition 47

of water

AAdorni-Braccesi,LBellucci, CPanichi, G.LaRuffa, EPodda, G.Cortecci, E.Dinelli,

ABencini & E.Gimenez Forcada

Trace metals dissolved in the rainwaters on northern Sardinia (Mediterranean Sea) 51

R.Caboi, CArdau, LRundeddu &F,Frau

Geochemistry of the Arno River, Italy: Natural and anthropogenic contributions 55

G.Cortecci, EDinelli, F.Lucchini,LFanfani, G.LaRuffa, EPodda, ABencini, E.Gimenez

Forcada & AAdorni Braccesi

V

Geochemistry of riverine particulate and dissolved loads, Darling River Basin, Australia 59

C. EMartin & M.T.McCulloch

Sea water sulfate addition to aforested catchment: Results after five years of experimental 63

treatment

C.-M.Morth & P.Torssander

834S dynamics in the system bedrock - soil - runoff- atmosphere: Results from the GEOMON 67

network of small catchments, Czech RepublicM. Novak

Geological controls on drainage water compositions across a granite-related zoned mineral 71

field, Zeehan, Western Tasmania

T.E.Parr & D.R.Cooke

The hydrogeochemistry of thallium in natural waters 75

P.Shand, W.M.Edmunds & J. Ellis

Decalcification and acidification ofcoastal dune sands in the Netherlands 79

P.J. Stuyfzand

Factor analysis of stream water chemistry following storms in Eastern Pennsylvania 83

and New Jersey, USAB.J.Woodward V, B.Bowen & D.EGrandstaff

2 Processes involving organic matter

Analysis ofenvironmentally significant organic and inorganic metal species by coupled 89

IC-ICP-MS, GC-ICP-MS and LC-ICP-MS

J.R.Brydie,A.P.Gize, P.R.Lythgoe,D.APolya, G.Kilpatrick, KHall & KSajan

Peat-water interactions: South Taupo Wetland, New Zealand 93

C.Chague-Goff

Groundwater chemistry and water-rock interactions at hydrocarbon storage cavern sites 97

in Korea

H. T.Chon, J. U.Lee, S.Y.Oh& H. D. Park

Organic mattermaturation as an indicator of hydrothermal processes in sedimentary basins 101

M.Glikson & SD.Golding

Adsorption of L-alanine monomer, dimer, trimer, tetramer and pentamer by some allophanes 105

H.Hashizume &B.K.G.Theng

Sorption and fractionation ofnatural organic matter on kaolinite and goethite 109

P.Maurice, KNamjesnik-Dejanovic, SLower, M.Pullin, Y.-P.Chin & G.RAiken

Solid phase partitioning of uranium and copper in the presence of HFO and bacteria 115

LAWarren & EG. Ferris

Trace metal/microbial interactions in an Antarctic freshwater system 119

K.S.Webster, J.GWebster &P.E.Nelson

Influence of autochthonous microorganisms on the migration of redox-sensitive radionuclides 123

AWinkler, T.Taute, APekdeger, I.Stwetmann & G.Maue

Phosphorus in soils and ground waters ofthe Indian Ocean atoll islands 127

PV.Yelpatyevsky & XN.Lutsenko

Carboxylates in fluid-inclusions inminerals 131

Yishan Zeng & Jiaqi Liu

3 Groundwater quality

Halogen geochemistry of a Middle Jurassic calcareous aquifer in northern France 137

F.Barbecot, CMarlin, EGibert &LDever

Modelling ofredox conditions and control of trace elements inclayey groundwaters 141

C.Beaucaire,H.Pitsch & CBoursat

Hydrochemistry in an indurated argillaceous formation (Tournemire tunnel site, France) 145

L.De Windt, J.Cabrera & J.-Y.Boisson

Different approaches to estimate trace element concentrations in groundwaters 149

LDuro & J.Bruno

An integrated groundwater quality model based on hydrogeochemical environments 153

J.Griffioen, ALLourens, CB.M.teStroet,B.Minnema, M.P.Laeven, P.J.Stuyfzand,C. G.E.M. van Beek & W.Beekman

Linkage between hydrochemistry and geological cover of groundwaters in a Triassic 157

sandstone aquifer (Buntsandstein),SW GermanyT.G.Kretzschmar

Groundwater quality variations in the Eocene B agshot Formation, UK 161

J.M. Macmillan & J.D. Mather

Nitrate loading ofshallow ground water, prairie vs cultivated land, northeastern Kansas, USA 165

G.LMacpherson

Allochthonous ions dissolved in recent and fossil groundwaters: Identification and origins 169

EMazor

High-rate denitrification from several electron donors in a schist aquifer 173

KPauwels, O.Legendre &J.-CFoucher

Sorption offluorescent tracers in a physically and chemically heterogeneous aquifer material 177

T.Ptak&H.Strobel

Influence of eruptive volcanic lithologies on surface and ground water chemical 181

compositions, Lake Taupo, New Zealand

M.R.Rosen&LCoshell

Hydrogeochemical investigations on arsenic contamination of a shallow aquifer 185

Ch.Sommer-von Jarmersted, U.Maiwald, APekdeger &M.Th. Schafmeister

Remediation of high fluoride groundwaters from arid regions using heat-treated soils: 189

A column experiment study in Xinzhou, China

Yanxin Wang, YuanXiming, GuoHuaming, Wang Hong & Wang Yangen

VII

4 Groundwater general

Trace element hydrogeochemistry of Mt.Etna, Sicily: Insight on water-rock interaction 195

AAiuppa, P.Allard, W.DAlessandro, AMichel, F.Parello & M.Treuil

Boron isotope geochemistry as a tracer for the evolution of natural aquatic systems 199

S.R.Barth

A small-scale dispersion experiment in a heterogeneous sandy aquifer, Botany Sands aquifer, 203

Sydney, Australia: Tracer movement and interaction with geological material

P. Beck & J.Jankowski

Controls on sulfate reduction in a dual porosity aquifer 207

SHBottrell, S.J.Moncaster, J.H.Tellam & J.W.Lloyd

s7Sr/86Srin groundwater as indicators of carbonate dissolution 211

S.S.Dogramaci, ALHerczeg & Y.Bone

Trace elements as residence time indicators in groundwaters: The East Midlands Triassic 215

sandstone aquifer, EnglandW.M. Edmunds & P.L.Smedley

Retarded intraparticle diffusion in heterogeneous aquifermaterial 219

M.Finkel & R.Liedl

The source of stable chlorine isotopic signatures in groundwaters from crystalline shield 223

rocks

S.K.Frape, G.Bryant, P.Durance, J.CRopchan, J.Doupe, R.Blomqvist, P.Nissinen &J.Kaija

High permeabilities ofQuaternary granites in Japan and its implications for mass and heat 227

transfer in a magmatic-hydrothermal system

KFujimoto, M.Takahashi,N.Doi & O.Kato

A geochemical model for groundwaters ofthe arid Ti-Tree Basin, Central Australia 231

G.A Harrington &A LHerczeg

Tidal influences on metal concentrations in groundwater, Geelong, Austtalia 235

S.Horner & T.R.Weaver

Hydrogeochemical processes in a fractured rock aquifer ofthe Lachlan Fold Belt: Yass, 239

New South Wales, Australia

J.Jankowski, R.IAcworih & SShekarforoush

Reverse ion-exchange in a deeply weathered porphyritic dacite fractured aquifer system, 243

Yass, New South Wales, Australia

J.Jankowski, R.IAcworth & SShekarforoush

Comparison of oxygen and hydrogen isotopes from two perennial karst springs, Indiana, 247

USA

NCKrothe

Saline intrusion into an urban sandstone aquifer 251

RJ.Newton, AP.Barker, SHBottrell& J.H.Tellam

Geochemical processes in two carbonate-free aquifer systems of North Cameroon 255

R.Njitchoua, LDever & B.Ngounou-Ngatcha

VIII

Geochemical and other porosity types in clay-rich rocks

F.J. Pearson

259

Adsorption of herbicides by aquifer sediments 263

/. E.Rae, A Parker &AJ. Peters

Biogeochemical reactions induced by artificial recharge to carbonate aquifers 267

K.J.Rattray, ALHerczeg & P.J.Dillon

The origin ofsodium-bicarbonate groundwaters in a fractured aquifer experiencing magrnatic 271

carbon dioxide degassing, the Ballimore region, central New South Wales, Australia

S. Schofield & J.Jankowski

Origin and mobility of arsenic in groundwater from the Pampean Plain, Argentina 275

P.LSmedley,H.B.Nicolli,AJ.Barros&J.O.Tullio

5 Sedimentary basins

Formation waters and diagenetic modifications: Generaltrends exhibited by oilfields 281

from the Norwegian shelf- A model for fonnation waters in oil prone subsiding basins

PAagaard &P.K. Egeberg

REE distribution in fine-grained sediments from the Portuguese Atlantic shelf 285

M.FAraujo & MAGouveia

Water-rock reactions in evaporite basins: Their role in the formation ofpotash deposits 289

CAyora, D.I.Cendon, CTaberner, I.Fanlo, J.Garcia-Veigas &J.J,Pueyo

The origin ofthe Canadian Shield brines: Freezing or evaporation of seawater? 293

D. J. Bottomley, A Katz, A Starinsky, L.H. Chan, M. Douglas, I. D.Clark, K.G.Raven

6 D.CGregoire

Minor and trace element chemistry and provenance in Alpine glacial meltwaters 297

G. H. Brown & R. Fuge

Diagenesis of nonmarine sediments in an evolving tectonically-induced rain shadow 301

C. P. Chamberlain, D.Craw & M.Poage

Neogenesis during thermal stimulation ofbitumen, Alberta, Canada 305

J. S. Dudley & C. H.Moore

Heterogeneity offormation waters within and between oil fields by halogen isotopes 309

H.G.M.Eggenkamp &M,L,Coleman

Fluids, migration systems and diapirism, EastCoast NorthIsland, New Zealand 313

B. D. Field, R. Funnell, G.Lyon & C. I Uruski

Petroleum systems of the East Coast region, New Zealand 317

B.D.Field, R.Funnell, SKilbps, K.Rogers & CJ.Uruski

Chlorite coatings in deeply buried sandstones - Examples from the Norwegian continental 321

shelf

J.Jahren, E. Olsen & K. Bj0rlykke

IX

Mechanisms of vertical variations of813C(CH4) value in sediments 325

M.OJedrysek

Reservoir heterogeneity due to fault related, rock-water interaction 329

M.Lee

Transformation of diatomite into porcelanite and opaline chert under the influence 333

of an andesite intrusion in the Miocene Iwaya Formation, JapanE-Nakata, M.Chigira &M.Watanabe

Salt springs and structural setting of the Marchean Adriatic foredeep, Central Italy 337

T.Nanni&P.Vivalda

Deuterium content and salinity of brines, Filitelnic gas-field, Transylvanian Basin, Romania 341

D.CPapp

Dolomitization ofEkofisk Oil Field reservoir chalk by injected seawater 345

R. Petrovich &A -AHamouda

Temporal fluctuations ofsyntectonic fluids in the Cascadia accretionary wedge 3 49

J.C.Sample, CD.Coathe &K.D.McKeegan

Surface characterization ofbiotite reacted with acid solution 353

KSeyama, ATanaka, J.Sato, M-Tsurumi & M.Soma

Brines in Siberian Platform: Geochemical and isotopic evidence for water-rock interaction 357

SLShvartsev

Reservoir connectivity determined from produced water chemistry, Standard Draw-Echo 361

Springs gas field, Wyoming, USAL.K. Smith & R. C. Surdam

Geochemistry of waters from two adjoining basins in Hungary 365

LVarsdnyi, J.M.Matray &L.6.Kovdcs

Do stable isotopes and fluid inclusions allow to constrain the origin and timing 369

of dolomitization in deeply buried carbonate reservoirs? Example of the Pinda

Formation, AngolaF.R.Walgenwitz, H.Eichenseer & P.Biondi

Evidence of Proterozoic primary CaC03 precipitation from the McArthur Group 373

of northern Australia

P.R.Winefield & P.McGoldrick

6 Weathering

The use of strontium isotopes in weathering studies 379

D.CBain

Granitoid weathering in the laboratory: Chemical and Sr isotope perspectives on mineral 383

dissolution rates

T.D.Bullen,A F.White, D.V.Vivit & M. S. Schulz

X

The field dissolution rate of feldspar in a Pennsylvania (USA) spodsol as measured by atomic 387

force microscopyM.ANugent, P.Maurice & S.L.Brantley

Degradationprocesses of techytes in monument facades, Azores, Portugal 391

MLPrudencio, J.C.Waerenborgh, MAGouveia,M.J.Trindade, EAlves,

MASequeiraBraga, CAAlves, M.O.Figueiredo & T.Silva

Laboratory studies ofthe chemical weathering ofrock from the English Lake District 395

R.Stidson, J.Hamilton-Taylor& ETipping

Comparisons of short-term and long-term chemical weathering rates in granitoid regoliths 399

A F.White & DA. Stonestrom

1 Metamorphism

Devolatilization in a siliceous dolomite, petrologic and stable isotope systematics 405

RAbart

Metamorphic fluid flow at marble-schist boundaries, Corsica, France 409

/.S.Buick & I. Cartwright

Shear zone-related hydrothermal alteration in Proterozoic rocks in Finland 413

A Lindberg &MSiitari-Kauppi

Hydrocarbon gases and fluid evolution in very low-grade metamorphic terranes: A case study 417

from the Central Swiss AlpsM.Mazurek, H.N.Waber & AGautschi

Chemical zonation ofcontact metamorphic garnet: A record offluid-rock interaction, Juneau 421

gold belt, SE Alaska

H.H.Stowell & T.Menard

Low-grade oceanic metamorphism and tectonic thickening of the oceanic crust 425

from toe Eltanin Fracture Zone (Pacific ocean)I.ATararin

Stable isotope studies ofcalcite from very-low grade metamorphic greywacke terranes 429

ofthe North Island, New Zealand

S.Woldemichael

8 Magma- Water interaction

Shallow magmatic degassing; Processes and PTX constraints for paleo-fluids associated 435

with the Ngatamariki diorite intrusion, New Zealand

B.W.Christenson, C.P.Wood & G.B.Archart

The Gorely Volcano Crater Lake: New data on structure and water chemistry 439

Yu. O.Egorov, G.M. Gavrilenko, A. B. Osipenko & L G. Osipenko

Gas-water interaction at Mammoth Mountain volcano, California, USA 443

W.CEvans, M.L.Sorey,R.LMichel,B.M.Kennedy &L.J.Hainsworth

XI

Budget and sources ofvolatiles discharging at Kudryavy Volcano, Kurile Islands, Russia 447

T.P.Fischer, S.N.Williams, Y.Sano &MA Korzhinski

Sulfurisotopes in rocks from the Katla Volcanic Centre - With implications for Iceland 451

mantle heterogeneities?L.W.Hildebrand & P.Torssander

Changes in CI concentrations and isotope values of hot spring waters at Kuju volcano, Japan, 455

prior to the 1995 eruptive activityR. hoi, T.Kai, M. Fukuda & I. Kita

Fumarole gas geochemistry in estimating subsurface temperatures at Hengill in Southwestern 459

Iceland

G.lvarsson

Sulfur and oxygen isotopic variations ofdissolved sulfate in Crater Lake, Mt. Ruapehu, 463

New Zealand

M.Kusakabe & B.Takano

Kinetics of postmagmatic clay mineral crystallization in lava flows 467

A Mas, P.Dudoignon, D. Proust & F.Schenato

Hydrothermal system evolution induced by magma degassing: The case of Vulcano 471

P.M. Nuccio, A. Paonita & F.Sortino

Magma degassing and geochemical detection ofits ascent 475

P. M. Nuccio & M.Valenza

Variability ofvolcanic gases by trace element-determination in volcanic sulphur 479

H.Puchelt, U. Kramar, B. Spettel & H. H. Schock

Characterization ofa magmatic/meteoric transition zone at the Kakkonda geothermal system, 483

northeast JapanM.Sasaki, KFujimoto, T.Sawaki, HTsukamoto, H.Muraoka, M.Sasada, T.Ohtani,M.Yagi,M.Kurosawa, N.Doi, O.Kato, K.Kasai, R.Komatsu & Y.Muramatsu

The Joule-Thomson expansion of C02 and H20 in geothermal and volcanic processes 487

D.M.Sirkis, G.C.Ulmer, D. EGrandstaff &N.RFlynn

Carbon dioxide and helium emissions from a reservoir of magmatic gas beneath Mammoth 491

Mountain, California, USA

M.L.Sorey, W.CEvans, CD.Farrar &B.M.Kennedy

Modeling the interaction ofmagmatic gases with water at active volcanoes 495

R.B.Symonds & T.M.Gerlach

Magmatic sulfur content ofthe 1995-1996 Ruapehu eruptions, New Zealand 499

T.Thordarson, C.P.Wood & B.F.Houghton

D/H composition of water from Neogene magmatites in the East Carpathians, Romania 503

/.Ureche, DC.Papp & V.Feurdean

Fluid-magmatic differentiation of the low-watergranitic melts as a possible result 507

of cavitation

GAValuy

XII

9 Ore deposits

Effects of fluid flow and temperature variations on lead mineralization in the Southeast 513

Missouri ore district

M. SAppold & G.Garven

Isotopic signature of hydrothermal sulfates from Carlin-type ore deposits 517

G.BArehart

Zircon-fluid interaction in the Bayan Obo REE-Nb-Fe ore deposit, Inner Mongolia, China 521

L.S.Campbell

Thermal and geochemical evolution ofLa Guitarra epithermal deposit, Temascaltepec, 525

Mexico

A Camprubi, A. Canals, E.Cardellach, Z. D. Sharp &R.M.Prol-Ledesma

Regional-scale fluid flow and origins ofPb-Zn-Ag mineralisation at Broken Hill, Australia: 529

Constraints from oxygen isotope geochemistryLCartwright

Fluidization, metallogenic mechanism and type of the Bankuan gold deposit, China 533

Y.J.Chen,H.Y.Chen,H.H.Wang,X.Li, SXHu, SGFu & CY.Jin

Water-rich quartz and adularia veins of the Hishikari epithermal Au-Ag deposit, southern 537

Kyushu, JapanK. Faure, Y.Matsuhisa, H. Metsugi & C. Mizota

Behaviour ofRe-Os, Sm-Nd, and U-Pb systematics in hydrothermal ores 541

R.Frei, Th.F.Nagler, R.Schonberg & J.D.Kramers

Chemistry ofhydrothermal zircon: Investigating timing and nature of water-rock interaction 545

P.W.O.Hoskin, P.D.Kinny & D.Wyborn

Fluid migration-reaction model ofZijinshan epithermal deposit as traced by variation 549

of oxygen isotope compositions of altered wall rocks

R.Hua&J.Hu

Mineralogical, sulfur isotope and fluid inclusion studies of gold mineralization, Bendigo, 553

Victoria, Australia

X. Li, P.Jackson, P.A. Kitto & Y.Jia

Morphology of pyrite and marcasite at the Golden Cross mine, New Zealand 557

J.LMauk, P.W.O.Hoskin & R.R.Seal, II

Variation ofcarbon and oxygen isotopes in the alteration halo to the Lady Loretta deposit: 561

Implications for exploration and ore genesisP.McGoldrick, P. Kitto &R.Large

Approaching equilibrium from the hot and cold sides in the FeS2-FeS-Fe304-H2S-C02-CH4 565

system in light of fluidinclusion gas analysisD. I. Norman, B.A Chomiak & J.N.Moore

A hybrid origin for porphyritic magmas sourcing mineralising fluids 569

M. G. Rowland &J.J.Wilkinson

XIII

Alkaline leaching of uranium ore from the North Bohemian Cretaceous, Czech Republic 575

P.Strof, P.Ira, J. Emmer, J.Novak, L Gombos & T.Paces

Geochemical studies of the Kujieertai uranium deposit in Yili Basin, northwest China 579

Z Sun, W.Shi, X. Li & J.Liu

Application ofisotope studies of Australian groundwaters to mineral exploration: 583

The Abra Prospect, Western Australia

D.J.Whitford, A SAndrew, G. R.Can &A M. Giblin

Spectral characterisation of the hydrothermal alteration at Hishikari, Japan 587

K.Yang, J.F.Huntington & K.M.Scott

Sulfur-isotope geochemistry of Chinkuashih copper-gold deposits, Taiwan: Preliminary 591

results

KW.Yeh, LP.Tan & M.Kusakabe

Hydrogen and oxygen isotopes ofwater-rock interaction in Dalongshan uranium deposit, 595

Anhui province, China

J.RZhai,H.F.Ling & K.Hu

10 Geothermalfluids and gases

Boron isotopes in geothermal and ground waters in New Zealand 601

J.KAggarwal

Geochemistry ofnatural waters in Skagafjordur, N-Iceland: I.Chemistry 605

AAndresdottir, SArnorsson &A.ESveinbjornsddttir

Organic gas in Oxaifjordur, NE Iceland 609

HArmannsson,M.Olafsson, G.O.Fridleifsson, W.G.Darling & T.Laier

Gas chemistry ofthe Krafla Geothermal Field, Iceland 613

SArnorsson, Th.Fridriksson & I.Gunnarsson

Precious metals in deep geothermal fluids at the Ohaaki geothermal field 617

K.L.Brown & J.G.Webster

New data on tire chemical composition of waters in the Paratunka hydrothermal system, 621

Kamchatka

O.VChudaev, VAChudaeva, P.Shand & W.M.Edmunds

Thermal fluids and searings in the geothermal powerplant ofKizildere, Turkey 625

L.B.Giese, A Pekdeger & EDahms

Correlations between B/CI ratios and other chemical and isotopic components of Taupo 629

Volcanic Zone, NZ geothermal fluids - Evidence for water-rock interaction as the majorsource of boron and gas

J.R.Hulston

Chemical and isotopic features of gas manifestations at Phlegrean Fields and Ischia island, 633

ItalySJnguaggiato & G.Pecoraino

XIV

Fluid chemistry and water-rock interaction in a C02-rich geothermal area, Northern Portugal 637

J.M.Marques, LAires-Barros, RCGraga, MJ.Matias & M.J.Basto

Sulfur redox chemistry and the origin of thiosulfate in hydrothermal waters ofYellowstone 641

National Park

D.K. Nordstrom, Y.Xu, MAASchoonen, KM.Cunningham & J.W.Bali

Hydrogeochemical and isotope geochemical features of the thermal waters ofKrzildere, 645

Salavath, and Germencik in therift zone ofthe Biiyiik Menderes, western Anatolia,

Turkey: Preliminary studies

N.Ozgur, APekdeger, M.Wolf, W.Stichler, K.P.Seller & M.Satir

Precious and base metal deposition in an active hydrothermal system, LaPrimavera, Mexico 649

R. M. Prol-Ledesma, R.Lozano-Sta. Cruz, EA Icald-Montiel, V.A Cruz-Casas,

SHerndndez-Lombardini,F.Judrez-Sdnchez, ACanals & ECardellach

Geochemistry ofnatural waters in Skagafjordur, N-Iceland: II. Isotopes 653

A.ESveinbjdrnsddttir, SArnorsson, J.Heinemeier & E.Boaretto

Gas geochemistry in the Yangbajing geothermal field, Tibet 657

Zhao Ping, Jin Jian, Zhang Haizheng, Duo Ji & Liang Tingli

11 Geothermal general

Pliocene to present-day water-rock interaction processes at 3.5 km depth within a 3.8 Ma old 663

Larderello monzograniteG.Cavarretta & M.Puxeddu

Geothennal system in Tapi rift basin, Northern Deccan Province, India 667

D.Chandrasekharam & S.R. Prasad

Thermal and chemical evolution of the Tiwi Geothermal System, Philippines 671

J.N.Moore, T.SPowell, CJ.Bruton, D.LNorman & MT.Heizler

Low-temperature alteration of basalts from the Tangihua Complex, New Zealand 675

KN.Nicholson &P.M.Black

A new type ofhydrothermal alteration at the Kizildere geothermal field in the rift zone 679

ofthe Biiyiik Menderes, western Anatolia, Turkey

N.Ozgur, M.Vogel &. A. Pekdeger

I-S series in geothermal fields: Comparison with diagenetic I-S series 683

P.Patrier, H.Traineau, P.Papanagiotou, ETurgne & D.Beaufort

Geothermal resource development at Tattapani in Madhaya Pradesh, India 687

S. K.Sharma & J.Tikku

Illite, illite-smectite and smectite occurrences in the Broadlands-Ohaaki geothermal system 691

and their implications for clay mineral geothermometryS.F.Simmons & P.R.LBrowne

XV

Gas behavior at some geothermal fields in Japan, revealed by LaserRaman Microprobe 695

analysis offluid inclusions

STaguchi,H.Takagi,H.Maeda,KSanada, M.Hayashi,M.Sasada, T.Sawaki, T.Uchida &

T.Fujino

Chemical stability of the hydrothermal silicates at tire Los Azufres geothermal field, Mexico 697

I. S. Torres-Alvarado

Evaluation of geothermal activity using thermally stimulated and radiation storage processes 701

ofquartz

N.Tsuchiya, T.Suzuki & KNakatsuka

Water-rock interaction at the boundary of Wairakei geothermal field 705

C P.Wood

12 Oceanic

Alteration of basalts from the Ninetyeast Ridge, Indian Ocean (ODP data) 711

AVArtamonov, V.B.Kurnosov &B.P.Zolotarev

Modelling the halmyrolytic formation ofpalygorskite from seipentinite 715

C. M.Destrigneville, AM.Karpoff& D. Charpentier

The underwater eruption in the Academia Nauk caldera (Kamchatka) and its consequences 719

SM.Fazlullin, SMUshakov, RAShuvalov, AG.Nikolaeva, EG.Lupikina & MAoki

Halide systematics in sedimentary hydrothermal systems, Escanaba Trough - ODP Leg 169 723

J.M.Gieskes, CMahn, R.James & J. Ishibashi

Helium and carbon isotopes in submarine gases from the Aeolian arc, Southern Italy 727

S. Inguaggiato & F.Italiano

Fluid chemistry of sediment-rich hydrothermal systems on the continental margin 731

and the mid-oceanic ridgeJ.Ishibashi, U.Tsunogai, T.Gamo &H.Chiba

Fluid chemistry of seafloor magmatic hydrothermal system in the Manus Basin, PNG 735

J.Ishibashi, H.Takahashi, T.Gamo, KOkamura, T.Yamanaka, H.Chiba, J.-LCharlou

& K. Shitashima

Alkali element and B geochemistry ofsedimented hydrothermal systems 739

R.H.James & M.R.Palmer

Formation of clay minerals in the sedimentary sequence of middle valley, Juan de Fuca 743

Ridge-ODP Leg 169

KS.Lackschewitz, R-Botz, D.Garbe-Schonberg, P. Stojfers, K.Horz,A Singer & DAckermand

Hydrothermal basalt alteration at the surface of the TAG active mound, MAR26°N 747

H.Masuda, M.Nakamura, KTanaka, H.Chiba, T.Gamo & KFujioka

Feeder zones of massive sulfide deposits: Constraints from Bent Hill, Juan de Fuca 751

Ridge-ODP Leg 169

P.Nehlig &L.Marquez

XVI

Trace elements in hydrothermal fluids at the Manus Basin, Papua New Guinea 755K. Shitashima, T.Gamo, KOkamura & J.Ishibashi

Mineralogy and chemical composition of clay minerals, TAG hydrothermal mound 759

AASturz,MJ.T.Itoh & SESmith

13 Fluids and tectonics

Rock-exchanged fluid oxygen isotope ratios in active collisional mountain belts, Pakistan 765

and New Zealand

D.Craw, P. 0.Koons, C. P. Chamberlain & M. Poage

Underpressured paleofluids and future fluid flow in the host rocks ofa planned radioactive 769

waste repositoryL.W.Diamond

Soil gas emissions and tectonics in volcanic areas of Italy and Hawaii 773

S.Gurrieri, SDe Gregorio, ISDiliberto, SGiammanco & M.Valenza

Mineral-water interactions and stress: Pressure solution of halite aggregates 777

R.Hellmann, J.P.Gratier & T.Chen

Fluids and faults: The chemistry, origin and interactions of fluids associated with the San 781

Andreas fault system, California, USA

Y.KKharaka, J.J.Thordsen, W.C.Evans & B.M.Kennedy

Fluid flow during folding and thrusting in carbonates: 2-D patterns of Sr and O isotope 785

alteration

AM. McCaig &J.G. Kirby

The formation of albite veins in high-pressure terrains: Examples from Corsica 789

and Zermatt-Saas, Switzerland

J.A Miller, I.Cartwright &A. C. Barnicoat

Lateral variations in mylonite thickness as influenced by fluid/rock interactions in a shear 793

zone in Africa

U.Ring

Subsurface horst features beneath the geothermal reservoirs in Taupo Volcanic Zone (TVZ) 797

STamanyu

AilAr dating and uplift rate ofhydrothermal minerals in the Southern Alps, New Zealand 801

DA. H.Teagle, CM.Hall, SCCox & D.Craw

Trap integrity and fluid migration: Coupled mechanical/ fluid flow models 805

P.Upton, KBaxter & GW.O'Brien

Monitoring of thermal and mineral waters in the frame of READINESS 809

H.Woith, CMilkereit, J.Zschau, U.Maiwald & A. Pekdeger

Large temperature fluctuations recorded in veins in the Victory gold deposit, Western 813

Australia: A consequence of episodic fluid influx during progressive deformation?

YXu&JMPalin

XVII

14 Experimental

Pitzer specific ion interaction parameters for Ag-Cl from solubility measurements 819

in the system AgCl-HCl-H20 to 275°C

J.J.Bao&DAPolya

Dissolution of sanidine up to 300°C near equilibrium at approximately neutral pH 823G. Berger, D. Beaufort &J.-C Lacharpagne

Stable isotope exchange equilibria and kinetics in mineral-fluid systems 827D.R.Cole, L.R.Riciputi, J.Horita & T.Chacko

Solubility and potentiometric studies of REE complexation with simple carboxylate (acetate, 831oxalate) ligands from 25° to 80°C

R.Ding, CH.Gammons & SAWood

Two-dimensional measurement of natural radioactivity ofrocks by photostimulated 835luminescence

M.Hareyama, N.Tsuchiya & M.Takebe

Leaching experiments with acid cation-exchange resin as a new tool to estimate element 839availabilities in geological samplesW.Irber, P.Moller & W.Bach

Quantitative analysis ofhigh density fluid inclusions 843

P.Knoll, M. Pressl, RAbart & RA. Kaindl

Modified set-up for column experiments to improve the comparability of water-rock 847

interaction data: Column cap and hydraulic control systemD.Lazik

Solubility of Platinum in aqueous fluids buffered by manganese oxides 851G. G. Likhoidov, L.P. Plyusnina & JA. Scheka

Semiquantitative measurements of C02 gas in liquid-rich inclusions by laser Raman 855

microspectroscopyS.Maeda, S.Taguchi, H.Takagi, KSanada, M.Hayashi, M.Sasada, T.Sawaki, T.Fujino& T.Uchida

An autoradiographic method for studying irradiation-induced luminescence in feldspars 859

M.Siitari-Kauppi, S.Pinnioja&ALindberg

A Raman spectroscopic study of thio-arsenite and arsenite species in low-temperature 863

aqueous solutions

S.AWood, CD.Tait & D.RJanecky

Study of electrical conductivity ofH20 at 0.21-4.18 GPa and 20-350°C 867

HZheng, H.Xie, Y.Xu, M.Song.J.Guo & Y.Zhang

15 Modelling

Enhancements to the geochemical model PHREEQC - ID transport and reaction kinetics 873

CAJAppelo & D.L. Parkhurst

XVIII

Physicochemical model of water-atmosphere-coal system 877O.VAvchenko

Modeling the metasomatism ofmarbles 881

V.N.Balashov &B.W.D.Yardley

Forward modelling ofcomplex water evolution - Soda waters in Northland, New Zealand 885

F.May

Chemical and isotopic features and flow path modelling of thermal fluids of the Abano 889

system, ItalyCPanichi, LBellucci, SCaliro, F.Gherardi, G.Volpi, G.Magro &M.Pennisi

Trace element speciation in hydrotherms due to the influence ofC02 on genetic 'silicate 893

rock-thermal fluid' processesE. N. Pentcheva, L Van'tDack&R.Gijbels

PHOX: Automated calculation ofmineral stability and aqueous species predominance fields 897

in Eh (or log (f02) or pe)-pH space

D.APolya

The reaction between ferrous iron and Mn-oxides in a transport system: Column experiment 901

and solute transport modelingD.Postma & C.AJ.Appelo

Hydrogeochemical processes at the fracture/matrix boundary of fractured sandstones 905

M.Sauter &R.Liedl

Calculations offluid-ternary solid solution equilibria: An application of the Wilson equation 909

to fluid-(Fe,Mn,Mg)Ti03 equilibriaY.Shibue

Competitive pool growth model and numerical simulation for morphological diversity 913

of hot-spring mineral depositsH. Shigeno

16 Mineral surfaces

Colloidal interactions of precipitated Zn carbonates with clay minerals 919

HB.Bradl

'

Natural' schwertmannite formed in a lake from waters draining pyritic deposits 923

CW.Childs, KJnoue, CMizota, M.Soma &B.K.GTheng

Attachment features between an aerobic Pseudomonas sp. bacteria and hematite observed 927

with atomic-force microscopyJ. Forsythe, P. Maurice &L Hersman

Influence of temperature on the sorption isotherm ofpotassium on a montmorillonite 931

E. CGaucher, L.Claude, H.Pitsch & J.Ly

Mineral surfaces and the sorption of bacteria in groundwater 935

J. S. Herman, A L.Mills &E.R Knapp

XIX

Lead adsorption onto aquifer gravel using batch experiments and XPS 939

C. Hinton & M. E. Close

Water-rock interaction and soiption of redox-sensitive elements: Experiments on olivine 943

and uranium

J.Suksi, M.Upero, AAdriaens & K.-H.Hellmuth

Arsenic removal from geothermal bore waters: The effect of mono-silicic acid 947

P.J. Swedlund& J. G.Webster

Trace metal adsorption onto acid mine drainage iron oxide 951

J.G.Webster, P.J. Swedlund & K.S.Webster

Kinetics of calcite precipitation: Molar measurements and molecular descriptions 955

P.Zuddas, G.De Giudici &A.Mucci

17 Waste storage anddisposal

Geochemical modelling of groundwater/bentonite interaction for waste disposal systems 961

D.Arcos, J.Bruno & LDuro

Uranium series isotopic data offracture infill materials from the potential underground 965

laboratory site in the Vienne granitoids, France

J. Casanova & J. -FAranyossy

Influence ofmine watering on groundwater quality at Monteponi, Sardinia, Italy 969

R. Cidu & L. Fanfani

Ferricrete provides record of natural acid drainage, New World District, Montana 973

G. Furniss & N.W.Hinman

Landfill leachate - Chalk rock interactions: The fate of nitrogen and sulphur species 977

N. C. Ingrey & J. D. Mather

Hydrogeochemical characteristics ofdeep groundwater in Korea for geological disposal 981

ofradioactive waste

J.ULee, HT.Chon & Y.W.John

Alteration of cold crucible melter Ti/Zr-based ceramics 985

G.Leturcq, G.Berger, TAdvocat & ABonnetier

Remediation of a sandstone aquifer following chemical mining of uranium in the Stra£ 989

deposit, Czech RepublicJ.Novdk,R.Smetana & J.Slosar

Molecular characterization of manganese oxides and trace metals in stream sediments 993

from a mining-contaminated site

RAO'Day, KEGeiger & C.C. Fuller

Determination of background chemistry ofwater at mining and milling sites, Salt Lake 997

Valley, Utah, USA

D.D.Runnells, D.P.Dupon,R.LJones &D.J.Cline

Attenuation of leachate contaminants in an engineered wetland 1001

M. Sartaj & L. Fernandes

XX

Capillary barriers for the surface sealings of landfills 1005

N.von der Hude & F.Huppert

Flocculation ofmetal-rich colloids in a stream affected by mine drainage 1009

P. Zuddas, F. Podda & ALay

Uranium mobility in surface waters draining mineralized areas in the western US 1013

R.B.Wanty, WR.Miller, RAZielinski, G.SPlumlee, D.J.Bove, F.ELichte, ALMeier

&K.S Smith

Author index1017

XXI