CONTENTS OF VOLUME 91 Number 1 A GROUP OF PAPERS DEVOTED TO THE METALLOGENY OF BLACK SHALES Preface Jan Pagava Chemical Depositional Environments of Calcic Marine Black Shales M. S. Quinby-Hunt and P. Wilde Barite-Hyalophane Sulfidic Ores at Rozna, Bohemian Bohdan Kftbek, Jana Hladikovd, Karel Massif, Czech Republic: Metamorphosed Black Shale- Zak, Ji#t Bendl, Marta Pudilovd, and Hosted Submarine Exhalative Mineralization Zbysek Uhltk Sedimentary Geochemistry of Manganese: Implications for the Environment of Formation of Manganiferous Black Shales S. E. Calvert and T. F. Pedersen Origin of the Black Shale-Hosted Chadian Phosphorus- Manganese Deposit, Shaanxi Province, China Liu Tiebing, Fan Delian, and Ye Jie Phanerozoic Analogues for Carbonaceous Matter in Witwatersrand Ore Deposits J. Parnell Origin of Proterozoic Metal-Rich Black Shales from the Bohemian Massif, Czech Republic J. Pasava, J]. Hladtkovd, and P. Dobes Geochemistry and Genesis of the Black Shale-Hosted Kirsti Loukola-Ruskeeniemi Ni-Cu-Zn Deposit at Talvivaara, Finland and Timo Heino The Geochemistry of Black Shales from the Chuniespoort Group, Transvaal Sequence, Eastern Transvaal, South Africa F. M. Meyer and L. J. Robb Geochemistry of the Upper Jurassic-Lower Cretaceous Bazhenov Formation, West Siberia V. M. Gavshin and V. A. Zakharov Evolution of Hydrothermal Fluids in the Ashanti Gold Belt, Ghana: Stable Isotope Geochemistry of Carbonates, A. H. Mumin, M. E. Fleet, Graphite, and Quartz and F. J. Longstaffe The Québec Antimony Deposit: An Example of Gudmundite-Native Antimony Mineralization in the Ophiolitic Mélange of the Southeastern Québec Charles Normand, Michel Gauthier, and Michel Jébrak Age of Supergene Oxidation and Enrichment in the Chilean Porphyry Copper Province Richard H. Sillitoe and Edwin H. McKee Carbonate-Hosted, Shallow-Submarine and Burial Hydrothermal Mineralization in the Upper Mississippian Big Cove Formation, Port au Port Peninsula, Western Newfoundland George R. Dix and Caroline Edwards Scientific Communications High Sulfidation Deposits in the Voleanogenic Massive Richard H. Sillitoe, Sulfide Environment Mark D. Hannington, and John F. H. Thompson “Arf’Ar Thermochronology of White Mica from the Nome District, Alaska: The First Ages of Lode Sources to Placer Gold Deposits in the Seward Peninsula R. Craig Ford and L. W. Snee CONTENTS OF VOLUME 91 Di. . An Early Proterozoic Podiform Chromitite in the Outokumpu Ophiolite Complex, Finland— A Discussion Mei-Fu Zhou An Early Proterozoic Podiform Chromitite in the Outokumpu Ophiolite Complex, Finland—A Reply Jussi Litpo and Jouni Vuollo Reviews The Geology and Origin of Australia’s Mineral Deposits. Oxford Monographs on Geology and Geophysics No. 24 (M. Solomon and D.I. Groves) Spencer R. Titley Porphyry Deposits of the Northwestern Cordillera of North America. Canadian Institute of Mining, Metallurgy and Petroleum Special Volume 46 (T.G. Schroeter, ed.) Bruce Nesbitt Porphyry Copper Deposits of the American Cordillera. Arizona Society Digest 20 (Frances Wahl Pierce and John G. Bolm, eds.) W. D. Sinclair Franklin and Sterling Hill, New Jersey: The World’s Most Magnificent Mineral Deposits, Parts 1-5 (P.J. Dunn) Craig A. Johnson Exploration Seismology, 2nd edition (Robert E. Sheriff and Lloyd P. Geldart, eds.) Jonathan M. Lees Books Received Interesting Papers in Other Journals SOCIETY OF ECONOMIC GEOLOGISTS Hickok-Radford Fund Awardee, McKinstry Fund Awardees, SEG Workshop, SEG Short Course Announcements Number 2 Epithermal Gold Mineralization, Acupan, Baguio District, Philippines: Geology, Mineralization, Alteration, and the Thermochemical Environment of Ore David R. Cooke, Derry C. McPhail, Deposition and Mark S. Bloom Geology and Geochemistry of the Barneys Canyon Gold Deposit, Utah Ricardo D. Presnell and W. T. Parry Gold Mineralization in the Ashanti Belt of Ghana: Thomas Oberthiir, Genetic Constraints of the Stable Isotope Geochemistry Andreas Schmidt Mumm, Ulrich Vetter, Klaus Simon, and Joe A. Amanor Mass Transfer and the Path of Metasomatic Reactions in Mesothermal Gold Deposits: An Example from Flambeau Bruce W. Mountain and Lake, Ontario Anthony E. Williams-Jones Oxygen Isotope Sedimeonf Gtoldo- lando Ugranyiu m- T. W. Vennemann, S. E. Kesler, Bearing Witwatersrand and Huronian Supergroup G. C. Frederickson, W. E. L. Minter, Quartz-Pebble Conglomerates and R. R. Heine CONTENTS OF VOLUME 91 Spherulitic Rhyolites of the Archean Blake River Group, Canada: Implications for Stratigraphic Correlation and A. S. Péloquin, P. Verpaelst, Volcanogenic Massive Sulfide Exploration and J. N. Ludden Sulfur Isotope Geochemistry of Southern Appalachian Henry D. Jones, Stephen E. Kesler, Mississippi Valley-Type Deposits Francis C. Furman, and J. Richard Kyle The Role of Greisenization in Cassiterite Precipitation at Werner E. Halter, the East Kemptville Tin Deposit, Nova Scotia Anthony E. Williams-Jones, and Daniel J. Kontak Isotopic Dating of Supergene Manganese Oxides from the Groote Eylandt Deposit, Northern Territory, D. Dammer, A. R. Chivas, Australia and I. McDougall Early \‘agnetite-Amphibole-Plagioclase Alteration- Mineralization in the Island Copper Porphyry Copper- Gold-Molybdenum Deposit, British Columbia Olga N. Arancibia and Alan H. Clark Constraints on the Formation of Platinum-Group Element Deposits in Igneous Rocks C. L. Peach and E. A. Mathez Scientific Communications REE-Bearing Alkaline Pegmatites and Associated Light REE-Enriched Fenites of Mount Bisson, British Arthur A. D. Halleran Columbia and James K. Russell Primary Cavities with Incompatible Fluid Fillings in Salvador Morales-Ruano, Ge-Bearing Sphalerite from Cerro del Toro, Jean-Claude Touray, Luc Barbanson, Alpujarride (Spain) and Purificacton Fenoll Hach-Ali Discussions Genesis of Banded Iron-Formations—A Discussion Carlos Alberto Rosiére and Farid Chemale, Jr. Genesis of Banded Iron-Formations—A Reply Liiis O. Castro Rare Earth Element Geochemistry of the Metamorphosed Volcanogenic Massive Sulfide Deposits of the Manitouwadge Mining Camp, Superior Province, Canada: A Potential Exploration Tool? —A Discussion Eva Zaleski and Virginia L. Peterson Rare Earth Element Geochemistry of the Metamorphosed Volcanogenic Massive Sulfide Deposits of the Manitouwadge Mining Camp, Superior Province, Canada: A Potential Exploration Tool? Eva S. Schandl, Michael P. Gorton, and —A Reply Hardolph A. Wasteneys Characterization and Dating of Argillic Alteration in the Mercur Gold District, Utah—A Discussion Hal T. Morris and Edwin W. Tooker Characterization and Dating of Argillic Alteration in the Mercur Gold District, Utah—A Reply Paula N. Wilson and W. T. Parry Reviews Mineral Deposits of the Slovak Ore Mountains. Volume 1 (Pavol Grecula, ed.) Gemstones of Afghanistan (Gary W. Bowersox and Bonita E. Chamberlin) Living Dangerously: The Earth, Its Resources, and the Environment (H. D. Holland and U. Petersen) CONTENTS OF VOLUME 91 Alteration and Alteration Processes Associated with Ore-Forming Systems: Geological Association of Canada Short Course Notes, Volume II (D. R. Lentz, ed.) The Platinum-Group Metals: A Global Perspective (C. Frank Vermaak) Geologic and Tectonic Development of the Caribbean Plate Boundary in Southern Central America. Geological Society of America Special Paper 295 (Paul Mann, ed.) Grenville Draper Magmatism, Geodynamics and Metallogeny of Central Asia (V. I. Kovalenko, V. V. Y. and O. A. Bogatikov (translated by O. Meshkov)) B.S. Books Received Interesting Papers in Other Journals Reviewers of Manuscripts Erratum SOCIETY OF ECONOMIC GEOLOGISTS Neves Corvo Field Conference, Short Course at GAC-MAC Meeting Number 3 Cierco Pb-Zn-Ag Vein Deposits: Isotopic and Fluid Inclusion Evidence for Formation during the Mesozoic Craig A. Johnson, E. Cardellach, Extension in the Pyrenees of Spain J. Tritlla, and B. B. Hanan Evidence for a Genetic Link between Gold-Silver Telluride and Porphyry Molybdenum Mineralization Paul G. Spry, M. Milagros Paredes, at the Golden Sunlight Deposit, Whitehall, Montana: Fess Foster, Jack S. Truckle, Fluid Inclusion and Stable Isotope Studies and Tom H. Chadwick Geology, Lithogeochemistry, and Alteration of the Battle Voleanogenic Massive Sulfide Zone, Buttle Lake Mining Michelle Robinson, Colin I. Godwin, Camp, Vancouver Island, British Columbia and Clifford R. Stanley Galena Lead Isotopes, Buttle Lake Mining Camp, Colin I. Godwin, Michelle Robinson, Vancouver Island, British Columbia, Canada and Stephen J. Juras U-Pb Zircon Geochronology of the Selbaie Cu-Zn-Ag-Au Mine, Abitibi Subprovince, Canada C. Tucker Barrie and T. E. Krogh Spatial Variations in Temperature and Composition of Greisen-Forming Fluids: An Example from the Variscan Triberg Granite Complex, Germany Gregor Markl and John C. Schumacher Geochemical Modeling of the Formation of an Unconformity-Type Uranium Deposit A. Komninou and D. A. Sverjensky Fractional Crystallization of Sulfide Ore Liquids at High Temperature D. S. Ebel and A. J. Naldrett Mg- and K-Bearing Borates and Associated Evaporites at Eagle Borax Spring, Death Valley, California: A Spectroscropic Exploration James K. Crowley CONTENTS OF VOLUME 91 Scientific Communications Geochemical Evidence of Progressive Meteoric Water Interaction in Epithermal Au-Ag Mineralization, Jeongju-Buan District, Republic of Korea Chil-Sup So and Seong-Taek Yun Reviews Clays in Crustal Environments: Isotope Dating and Tracing (N. Claver and S. Chaudhuri) Edward M. Ripley Geology and Hazardous Waste Management (Syed E. Hasan) Barbara Murck Books Received Interesting Papers in Other Journals Number 4 Trace Elements in Tourmalines from Massive Sulfide William L. Griffin, John F. Slack, Deposits and Tourmalinites: Geochemical Controls and Anthony R. Ramsden, Tin Tin Win, Exploration Applications and Chris G. Ryan Sulfide Deposits in Folldal, Southern Trondheim Region Caledonides, Norway: Source of Metals and Wall-Rock Alterations Related to Host Rocks Terje Bjerkgérd and Arne Bijgrlykke Oxygen Isotope Composition of Alteration Zones of Highly Metamorphosed Volcanogenic Massive Sulfide Sylvia M. Araujo, Steven D. Scott, Deposits: Geco, Canada, and Palmeirépolis, Brazil and Fred J. Longstaffe Mineralogical and Chemical Variations, Castellanos R. E. Whitehead, J. F. Davies, Shale-Hosted Zn-Pb-Ba Deposit, Northwestern Cuba E. L. Valdes-Nodarse, and A. Diaz-Carmona Hydrothermal Alteration at the Mineral Hill Mine, Jardine, Montana: A Lower Amphibolite Facies Archean Lode Gold Deposit of Probable Synmetamorphic Origin David S. Smith Controls on the Composition of Ni-Cu Sulfide Deposits A. J. Naldrett, V. A. Fedorenko, as Illustrated by Those at Noril’sk, Siberia Mohammed Asif, Lin Shushen, V. E. Kunilov, A. I. Stekhin, P. C. Lightfoot, and N. S. Gorbachev Hydrothermal Evolution in the Calabona Porphyry Copper System (Sardinia, Italy): The Path to an Barbara Stefanini Uneconomic Deposit and Anthony E. Williams-Jones Discussions “Ar/f*Ar and U-Pb Age Constraints on the Timing of Gold Mineralization in the Kalgoorlie Gold Field, Walter K. Witt, Cees P. Swager, Western Australia—A Discussion and David R. Nelson “Ar/*Ar and U-Pb Age Constraints on the Timing of Gold Mineralization in the Kalgoorlie Gold Field, Western Australia—A Reply Adam J. R. Kent and Ian McDougall A Pre-2686 Ma Intrusion-Related Gold Deposit at the Kiena Mine, Val D’Or, Québec, Southern Abitibi Province—A Discussion Mehmet F. Taner A Pre-2686 Ma Intrusion-Related Gold Deposit at the Suzanne Morasse, Hardolph Wasteneys, Kiena Mine, Val D’Or, Québec, Southern Abitibi Michel Cormier, Herwart Helmstaedt, Province—A Reply and Robert Mason CONTENTS OF VOLUME 91 A Pre-2686 Ma Intrusion-Related Gold Deposit at the Kiena Mine, Val D’Or, Québec, Southern Abitibi Province—A Discussion Frangois Robert A Pre-2686 Ma Intrusion-Related Gold Deposit at the Suzanne Morasse, Hardolph Wasteneys, Kiena Mine, Val D’Or, Québec, Southern Abitibi Michel Cormier, Herwart Helmstaedt, Provinc—eA Reply and Robert Mason Reviews Regional Geochemistry of Southern Scotland and Part of Northern England (H.W. Haslam, series ed.) Petroleum Basins of South America. American Association of Petroleum Geologists Memoir 62 (A.J. Tankard, R. Sdarez Soruco, and H.J. Welsink, eds.) W. L. Fisher Ore Geology and Industrial Minerals: An Introduction. Third Edition (Anthony M. Evans) Phillip E. Brown Geotechnical Materials in Construction (Marian P. Rollings and Raymond S. Rollings) Allen W. Hatheway Books Received Interesting Papers in Other Journals Number 5 Seismic Imaging of Massive Sulfide Deposits: Part I. Matthew H. Salisbury, Bernd Milkereit, Rock Properties and Wouter Bleeker Seismic Imaging of Massive Sulfide Deposits: Part II. B. Milkereit, D. Eaton, ]. Wu, Reflection Seismic Profiling G. Perron, M. Salisbury, E. K. Berrer, and G. Morrison Seismic Imaging of Massive Sulfide Deposits: Part III. David Eaton, Sean Guest, Borehole Seismic Imaging of Near-Vertical Structures Bernd Milkereit, Wouter Bleeker, Dean Crick, Doug Schmitt, and Matthew Salisbury Valuation of Primary Diamond Deposits by Extreme Value Statistics Jef Caers and Luc Rombouts Structural Control of Uranium Mineralization at the Dominique-Peter Deposit, Saskatchewan, Canada D. Baudemont and J. Fedorowich Granitoid-Hosted Gold Deposits in the Anjiayingzi Robert B. Trumbull, Liu Hua, District of Inner Mongolia, People’s Republic of China Gerhard Lehrberger, Muharrem Satir, Timo Wimbauer, and Giulio Morteani Constraints on the Age of Granitoid Emplacement, Metamorphism, Gold Mineralization, and Subsequent Andreas G. Mueller, lan H. Campbell, Cooling of the Archean Greenstone Terrane at Big Bell, Lasse Schigtte, James H. Sevigny, and Western Australia Paul W. Layer Mineralogic and Stable Isotope Studies of Cassiterite Sang Ho Moon, Hee-In Park, Greisen Mineralization in the Uljin Area, Korea Edward M. Ripley, and Insung Lee Genesis of the Carbonatite-Hosted Fluorite Deposit at Amba Dongar, India: Evidence from Fluid Inclusions, David A. S. Palmer and Anthony E. Stable Isotopes, and Whole Rock-Mineral Geochemistry Williams-Jones CONTENTS OF VOLUME 91 Scientific Communications Rb-Sr Dating of Sphalerite Based on Fluid Inclusion- Host Mineral Isochrons: A Clarification of Why It Works Thomas Pettke and Larryn W. Diamond Discussions Distribution of Gold and Sulfides at Lupin, Northwest J. A. Kerswill, J]. R. Henderson, and Territories—A Discussion M.N. Henderson Distribution of Gold and Sulfides at Lupin, Northwest H. R. Bullis, R. A. Hureau, Territories—A Reply and B. D. Penner Reviews Unconformities and Porosity in Carbonate Strata. American Association of Petroleum Geologists Memoir No. 63 (David A. Budd, Arthur H. Saller, and Paul M. Harris, eds.) Kula C. Misra PACRIM Congress 1995, Exploring the Rim. Australian Institute of Mining and Metallurgy Publication Series 9/95 (J.L. Mauk and J.D. St. George, eds.) Jeffrey W. Hedenquist Jurassic Magmatism and Tectonics of the North American Cordillera. Geological Society of America Special Paper 299 (David M. Miller and Cathy Busby, eds.) Spencer R. Titley Geologists and the History of Geology: An International Bibliography from the Origins to 1978. Supplement 2 1985-1993 and Additions. Volume One, Bibliography (William A. S. Sarjeant) Books Received Interesting Papers in Other Journals Announcements Number 6 A GROUP OF PAPERS DEVOTED TO THE GEOLOGY OF TWO PALEOPROTEROZOIC BASE METAL SULFIDE AND GOLD MINING DISTRICTS IN THE BALTIC SHIELD, SWEDEN Preface Michael B. Stephens, Ulf Hdlenius, and Lennart Widenfalk Facies Analysis of a 1.9 Ga, Continental Margin, Back- Arc, Felsic Caldera Province with Diverse Zn-Pb-Ag-(Cu- Rodney L. Allen, Ingmar Lundstrim, Au) Sulfide and Fe Oxide Deposits, Bergslagen Region, Magnus Ripa, Assen Simeonov, and Sweden Hans Christofferson Stratigraphy, Age, and Sm-Nd Isotope Systematics of the R. A. Kumpulainen, J. Mansfeld, Country Rocks to Zn-Pb Sulfide Deposits, Ammeberg K. Sundblad, L. Neymark, District, Sweden and T. Bergman Setting of Zn-Cu-Au-Ag Massive Sulfide Deposits in the Evolution and Facies Architecture of a 1.9 Ga Marine Rodney L. Allen, Péir Weihed, Volcanic Arc, Skellefte District, Sweden and Sven-Ake Svenson Age and Provenance of Host Rocks and Ores in the Paleoproterozoic Skellefte District, Northern Sweden Kjell Billstrém and Pir Weihed CONTENTS OF VOLUME 91 Geology, Tectonic Setting, and Origin of the Jeanette Bergman Weihed, Paleoproterozoic Boliden Au-Cu-As Deposit, Skellefte Ulf Bergstrim, Kjell Billstrém, District, Northern Sweden and Pir Weihed Metallogeny of an Early to Middle Jurassic Arc, Iskut A. James Macdonald, Peter D. Lewis, River Area, Northwestern British Columbia John F. H. Thompson, Genga Nadaraju, Roland D. Bartsch, David J. Bridge, David A. Rhys, Tina Roth, Andrew Kaip, Colin I. Godwin, and Alastair J. Sinclair Metamorphism and Gold Mineralization in the Blue Harold H. Stowell, C. Michael Lesher, Ridge, Southernmost Appalachians Nathan L. Green, Peng Sha, Gregory M. Guthrie, and A. Krishna Sinha Scientific Communications Lead Isotope Signatures of Devonian Acadian Structurally Controlled Mineral Occurrences in the Gaspé Peninsula, Québec Appalachians: Constraints on Source Rocks Robert Moritz and Michel Malo Cu/Pd and Cu/Pt of Silicate Rocks in the Bushveld W. D. Maier, S.-]. Barnes, Complex: Implications for Platinum-Group Element W. J. De Klerk, B. Teigler, Exploration and A. A. Mitchell Timing of Emplacement of the Sapphire-Bearing Yogo Dike, Little Belt Mountains, Montana Stephen S. Harlan Reviews Structural Geology of Rocks and Regions, 2nd edition (George H. Davis and Stephen J. Reynolds) Alexander R. Cruden Photographing Minerals, Fossils, and Lapidary Materials (Jeffrey Scovil) Art Soregaroli Books Received Interesting Papers in Other Journals Announcements Number 7 Assessing Metasomatic Mass and Volume Changes Using the Bootstrap, with Application to Deep Crustal Hydrothermal Alteration of Marble Jay J. Ague and Joost L. M. Van Haren Phase Relations among Selenides, Sulfides, Tellurides, and Oxides: I. Thermodynamic Properties and Calculated Equilibria Grigore Simon and Eric J. Essene U-Pb Geochronology and Nd and Pb Isotope Characteristics of the Au-Ag-Rich Eskay Creek Volcanogenic Massive Sulfide Deposit, British Columbia Archean and Proterozoic Mineralization and Tectonics at the Renco Mine (Northern Marginal Zone, Limpopo Belt, Zimbabwe) T. G. Blenkinsop and R. Frei Hydrothermal Characterization of the West Gore Sb-Au Daniel J]. Kontak, Richard J]. Horne, and Deposit, Meguma Terrane, Nova Scotia, Canada Paul K. Smith CONTENTS OF VOLUME 91 U-Pb Geochronology of the Sublayer Environment, Sudbury Igneous Complex, Ontario F. Corfu and P. C. Lightfoot Fluid Inclusion and Sulfur Isotope Studies of the Tintic Mining District, Utah: Implications for Targeting Stephen C. Hildreth, Jr., Fluid Sources and Judith L. Hannah Significance of Tourmaline-Rich Rocks in the North Range Group of the Cuyuna Iron Range, Jane M. Cleland, G. B. Morey, East-Central Minnesota and Peter L. McSwiggen Scientific Communications Lead and Sulfur Isotope Compositions of the Ibias D. Arias, L. G. Corretgé, O. Sudrez, Gold Vein System (NW Spain): Genetic Implications L. Villa, A. Cuesta, and G. Gallastegui The Manto-Type Gold Deposits of Andacollo (Chile) Roberto Oyarzun, Lorena Ortega, Revisited: A Model Based on Fluid Inclusion and Josefina Sierra, Rosario Lunar, Geologic Evidence and Jorge Oyarzun Indirect Age Determination of Kupferschiefer-Type Mineralization in the Polish Basin by K-Ar Dating of A. Bechtel, W. C. Elliott, and Illite: Preliminary Results S. Oszezepalski Reviews Hydrothermal Vents and Processes. Geological Society [London] Special Publication 87 (L.M. Parson, C.L. Walker, and D.R. Dixon, eds.) and Seafloor Hydrothermal Systems: Physical, Chemical, Biological, and Geological Interactions. American Geophysical Union Geophysical Monograph 91 (Susan E. Humphris, Robert A. Zierenberg, Lauren S. Mullineaux, and Richard E. Thomson, eds.) Terrigenous Clastic Depositional Systems: Applications to Fossil Fuel and Groundwater Resources. Second Completely Revised, Updated, and Eniarged Edition (W.E. Galloway and D.K. Hobday) South-East Asian Oil, Gas, Coal and Mineral Deposits. Oxford Monographs on Geology and Geophysics 36 (Charles S. Hutchison) Manganese Ores of Supergene Zone: Geochemistry of Formation (Igor M. Varentsov) Gem and Lapidary Materials for Cutters, Collectors, and Jewelry (June Culp Zeitner) Books Received Interesting Papers in Other Journals SOCIETY OF ECONOMIC GEOLOGISTS Number 8 Hydrothermal Fluid Evolution of the Paleoproterozoic Kutemajarvi Gold Telluride Deposit, Southwest Finland M. Poutiainen and P. Grinholm CONTENTS OF VOLUME 91 SHRIMP U-Pb Geoch logical Constraints on Archean Volcanic-Hosted Massive Sulfide and Lode Gold Christopher J. Yeats, Mineralization at Mount Gibson, Yilgarn Craton, Neal ]. McNaughton, Western Australia and David I. Groves Sm-Nd Dating of Scheelite and Tourmaline: Implications for the Genesis of Archean Gold Deposits, Val d’Or, C. D. Anglin, I. R. Jonasson, Canada and J. M. Franklin Clay Alteration and Gold Deposition in the Genesis and S. P. Drews-Armitage, S. B. Romberger, Blue Star Deposits, Eureka County, Nevada and C. G. Whitney Geology, Genesis, and Metamorphic History of the Thomas Menard, C. Michael Lesher, Namew Lake Fe-Ni-Cu Sulfide Deposit, Manitoba Harold H. Stowell, David P. Price, James R. Pickell, Tullis C. Onstott, and L. Hulbert Genesis of the Silsilah Tin Deposit, Kingdom of Saudi Arabia Robert J. Kamilli and Robert E. Criss Karst-Hosted Fresh-Water Paleoproterozoic Manganese Deposits, Postmasburg, South Africa Jens Gutzmer and Nicolas J. Beukes Scientific Communications 3.07-2.97 Ga Greenstone Belt Formation in the Marc Poujol, Laurence J. Robb, Northeastern Kaapvaal Craton: Implications for the Jean-Patrick Respaut, Origin of the Witwatersrand Basin and Carl R. Anhaeusser Contribution of Infrared Microscopy to Fluid Inclusion Studies in Some Opaque Minerals (Wolframite, Stibnite, Bournonite): Metallogenic Implications Volker Liiders Reviews Tectonic Map of Britain, Ireland and Adjacent Areas, 1:1,500,000 Series; Metallogenic Map of Britain and Ireland, 1:1,500,000 Series; Industrial Mineral Resources Map of Britain, 1:1,500,000 Series (British Geological Survey) M. W. Hitzman Predictive Exploration Models for Gold and Silver Deposits in Northeast Russia (M.M. Konstantinov, Y.S. Rosenblum, and M.Z Zinnatullin, eds). Richard J. Goldfarb Granite-Related Ore Deposits of Central Kazakhstan and Adjacent Areas (V. Shatov, R. Seltmann, A. Kremenetsky, B. Lehmann, V. Popov, and P. Ermolov, eds.) Richard B. Carten Geology of Canadian Mineral Deposit Types. Geological Survey of Canada, Geology of Canada, no. 8, and Geological Society of America, The Geology of North America, v. P-1 (O.R. Eckstrand, W.D. Sinclair, and R.I. Thorpe, eds.) Paul S. Barton Books Received Interesting Papers in Other Journals