Transactions of the 9th Caribbean Geological Conference

TABLA DE CONTENIDO- TABLE OF CONTENTS

VOLUMEN I-VOLUME I

Presentaeion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Palabras de Bienvenida de Monsehor Agripino Nuhez Collado.......
Discurso Inaugural del Excelentisimo Sehor Presidente de la Republica.
Don Antonio Guzman Fernandez......................
Diseurso de Clausura del Ing. Romeo A. Llinas ............

TECTONICA Y ESTRUCTURA-TECTONICS AND STRUCTURE......1

Tectonica del Caribe- vision retrospectiva y problemas regionales
DENGO, GABRIEL .........................3

Geologic Evolution of the Greater Antilles
WALPER,JACK L. ...............13

A two phase model for the tectonie evolution of the Caribbean
NEMEC, MICHAEL C. ............23

Tectonicas sobrepuestas en La Espanola (Antillas Mayores)
BOURGEOIS, JAQUES, VILA,JEAN-MARIE; LLINAS, ROMEO & TAVARES,IVAN. . . 35

Igneous and metamorphic rocks of northern Dominiean Republic: an uplifted subduction zone complex
BOWIN, C.O. & NAGLE, F .....................39

Barbados as a fragment of South Ameriea ripped off by continental drift
DICKEY, PARKE A. ...............51

Petrology, deformation and tectonic significance of the Amina Schist, northern Dominiean Republic
DRAPER, GRENVILLE & LEWIS, JOHN F. ...............53

Cenozoic tectonic evolution and sedimentation in Hispaniola
JEWIS,JOHN F. ................65

Evolution of the Lesser Antilles island arc, new data from the submarine geology
BOUYSSE, PHILIPPE; ANDREIEFF, PATRICK & WESTERCAMP, DENIS ......75.

Evidencias morfotectonicas de los fondos marinos y oceanico Republiea Dominieana
RODRIGUEZ-TORRES, RAFAEL; TAVAREZ-C., IVAN; LLINAS-CAPELLAN, ROMEO& REYES-FANA, CESAR .....................89

Neogene wrench faulting in the Wagwater Belt, Jamaiea
MANN, PAUL & BURKE, KEVIN.....................95.

Late cenozoic uplifts of the Maracaibo-Santa Marta bloek, slow subduction of the Caribbean Plate, and results from a gravity study
BONINI, WILLIAM E.; GARING,JOHN D. & KELLOGG, JAMES N............99

Cenozoie basement tectonics of the Sierra de Perija, Venezuela and Colombia
KELLOGG, JAMES N......................107

Multiple deformation in the western Cordillera de la Costa, Venezuela
MATTSON, PETER H. & JUARBE - NEGRON, IRVING A. .................119

SEDIMENTACION Y ESTRATIGRAFIA-SEDIMENTATION AND STRATIGRAPHY

Sediments and recent geological history of the Guayanilla submarine canyon system, Puerto Rico
MORELOCK, JACK; GROVE, KURT A. & TRUMBULL, JAMES V. A. ..........129.

Beach sediments of Tobago, West Indies
HUDSON, D.I.G.; MUKHERJI, K.K.; SAWH, H.;JENKINS,J. T~ & SHEVCHENKO, G................139

The neogene of the south aank of the Cibao Valley, Dominican Republic: a stratigraphic study
SAUNDERS,J.B.;JUNG, P.; GEISTER,J. & Buu-DWAL, B..........151..

Cenozoic facies distribution in the Southern Peninsula of Haiti and the Barahona Peninsula, D.R.
MAURRASSE, FLORENTIN J-M. R.; PIERRE-LOUIS, FRITZ & RIGAUD,JEAN-GUY ..............161

Estratigrafia de la Sierra de Perija, Venezuela
CANELON C., GUSTAVO & ETCHART K., HERNE................175

Caracteristicas estratigraficas y tect6nicas de las cuencas carboniferas de Venezuela nororiental
RODRIGUEZ, SIMON E....................179

Algunas condusiones preliminares de importancia, obtenidas del proceso complicativo de la Carta Geologica, 1 :250,000 de la Republica Dominicana
RODRIGUEZ-TORRES; RAFAEL, LLINAS-CAPELLAN, ROMEO & TAVARES, IVAN ...............187

Resedimented conglomerates and turbidites of the Upper Tavera Group, Dominican Republic
GROETSCH, GJ. ...............................191

The tertiary of the central Cordillera Septentrional
REDMOND, BRIAN ..................................199

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PALEONTOLOGIA-PALEONTOLOGY . . . . . . . . . . .. . . . . . . .. .211

The fauna of the Dominican Republic amber: the present status of knowkdge
BARONI-URBANI, CESARE & SAUNDERS, JOHN B...............213

Notes on the distribution of some mid-tertiary ostracodes of Puerto Rico
VAN DEN BOLD, W.A......................225

Muricidae (mullusca: gastropoda) of the neogene formations of the Dominican Republic
VOKES, EMILY H. .......................231

Species diversity and associations of ostracode shells in bottom sediments of the Gulf of Venezuelaand the adjacent continental slope
BREMAN, EVERT ...........................233

Aspectos generales sobre asociaciones de foraminiferos bentonicos del Golfo de Venezuela y talud continental adyacente
ALVAREZ ESPEJO, RICARDO & GUEVARA VELASQUEZ, PEDRO ISMAEL............249

GEOLOGIA ECONOMICA-ECONOMIC GEOLOGY ............261

Geology and geochemistry of the Pueblo Viejo gold-silver deposit and its host Los Ranchos Formation, Dominican Republic
RUSSELL, NORMAN; SEAWARD, MICHAEL; RIVERA,JOSE; MCCURDY, KARR; KESLER, STEPHEN B.; CUMMING, GEORGE L. & SUTTER,JOHN F. ...........263

Datos nuevos sobre los yacimientos de oro primario en Guyana Francesa y su prospeccion
BLANC, C.; MESNIER, H. P.; PLAT, R. & ZEEGERS, H.................273.

Localisation de l'ambre au sein des sequences a ligmtes en Republique Dominicaine
CHAMPETIER, Y.; MADRE, M.; SAMAMA,J. C. & TAVARES, I. .........277

Aspectos geologicos de las exploraciones cupriferas en la Siem de Perija, Venezuela
VITERI A., ENRIQUE..........281

Geology and copper mineralization of the jurassic La Quinta Formation in the Siem de Perija, northwestern Venezuela
MAZE, WILLIAM B.........283.

Nuevas ideas concernientes a metalogenesis y tectonica de placas en Sur America Septentrional
RODRIGUEZ, SIMON E....................295

Geologia de la region ambarifera oriental de la Republica Dominicana
BROUWER, S. B. & BROUWER, P. A.................303

Recursos minerales de Venezueh y su relacion a la metalogenesis
BELLIZZIA G., ALIRIO; PIMENTEL, NELLY & RODRIGUEZ, SIMON ........323

A geochemical evaluation of the sediments encountered in the Content I Well, western Jamaica
RODRIGUES, K.......................325

Aportes geologicos de la exploracion petrolera en la Republica Dominicana
ELLIS, G.M. .........................333

VULCANOLOGIA-VOLCANOLOGY...........339

Textural characteristics of pyroclastic surge deposits
HANDLER, A.; SMITH, A. L.; WRIGHT, J. V.; ROOBOL, M. J.; SELF, S. & FISHER, R.V.........341

A classification of pyroclastic deposits from the Lesser Antilles
ROOBOL, M. J. & SMITH, A.L......................343

A note on subaqueous ignimbrites and pyroclastic flows (with some reference to Puerto Rico)
WRlGHT,John V...........................349

Mixed pumice eruptions: field characteristics
WOLFF,J A.; WRIGHT,J. V.; SMITH, A. L.; CLOUGH, B.J.; ROOBOL, M.J. & SELF, S..............355

Ignimbrites from island arcs and continents: a comparison of examples from the Lesser Antilks and Mexico WRIGHT, J. V.; SMITH, A. L. & ROOBOL, M. J...............367

Preliminary account of the petrology of the late cenozoic volcanic province of Hispaniola
VESPUCCI, PAUL ..............379

VOLUMEN II - VOLUME II

METAMORFISMO Y PETROLOGIA-METAMORPHISM AND PETROLOGY .........391

Granitoid rocks in Hispaniola
LEWIS,JOHN F....................393

Ultrabasic and associated rocks in Hispaniola
LEWIS,JOHN F....................403

Metamorphic rocks and stratigraphy of central Tortue Ishnd, Haiti
NAGLE, FREDERICK; WASSALL, HARRY & TARASIEWiCZ, GEORGE AND EWA .....409

The lithology and structure of the eclogite and glaucophanite-bearing roch on the Samana Peninsula, Dominican Republic
JOYCE, JAMES . . . . . . . . . . . . .. . .. . . . . . . . . . 417

The ophiolites of southern Central America with special reference to the Nicoya Peninsula (Costa Rica)
SCHMIDT-EFFING, R.; GURSKY, H.J.; STREBIN, M. & WILDBERG, H......423

The alteration interface in tropical weathering
BRICENO, HENRY O. & LOPEZ E., CARLOS .....................431

Mesozoic and cenozoic mafic magma types of Jamaica and their tectonic setting
JACKSON, T. A. & SMITH, T. E........................435

Li distribution in the tertiary volcanic rocks of the Wagwater Belt,Jamaica, W. I.
SMITH, T. E.;JACKSON, T. A. & HUANG, C.H....................441

The Santa Cruz ophiolite, Guatemala, Central America
ROSENFELD, JOSHUA H......................451

Seccion geologica: Rancho Arriba-Piedra Blanca-Hatillo, Cordillera Central: Republica Dominicana
LLINAS, ROMEO A. & RODRIGUEZ-TORRES, RAFAEL .................453.

Caracterizacion de las micas blancas del sector Las Trincheras-La Entrada, Estado Carabobo, Venezuela
URBANI, FRANCO ....................................459.

GEOFISICA-GEOPHYSICS .............465

Gravity anomalies in the Blue Mountains, eastern Jamaica
WADGE, G.; DRAPER, G.. & ROBINSON, E...................467

Paleomagnetic data and the proterozoic apparent polar wander curve for the Venezuelan -Guayana Shield
ONSTOTT, T.C. & HARGRAVES, R.B....................475

Paleomagnetism of some cretaceous-tertiary igneous rocks on Venezuelan offshore islands, Netherlands Antilles, Trinidad and Tobago.
HARGRAVES, R.B. & SKERLEC, GM...........................509

A study of magnetic anomalies in the Yucatan Basin
HALL, STUART A. & YEUNG, TERENCE.........................519

Gravity and Geoid anomalies of the Caribbean
BOWIN, CARL .......................................527

INGENIERIA GEOLOGICA-ENGINEERING GEOLOGY ........

El cuaternario del Golfo de La Vega y su importancia geotecnica para la exploracion y explotacion petrolera BARBOT,JEAN PAUL; BUTENKO,JORGEi ESPINOZA, EDUARDO; DAZA,JORGE & MALAVE, GUSTAVO...................541

Jamaica,June 1979 flood: review of field invcstigation planning and procedure
O'HARA, MARTIN..... 555

Case studics of physical damagc causcd by the 12thJune 1979 flood rains in westernJamaica
O'HARA, MARTIN............................................................563

The developmcnt of a geotechnical classification for Jamaica
O'HARA, MAKTIN..............................................557

Impacto ambiental dc la cxtraccion dc materiales de construccion
MONTERO, ING. VICTOR ..............585

Estudio gcologico para la carretera Sanchez-Samana
LLINAS, ROMEO A.............................................589

Informe de ingenieria geologica sitios de presas rios Isabela e Higuero, Distrito Nacional
TSUR, YOAB & LLINAS, ROMEO A............................595

Applied geology maps in the planning process of a development country with reference to Jamaica
O'HARA, MARTIN.............................605

GEOLOGIA REGIONAL-RECIONAL GEOLOGY ....

Geologie du synclinorium du sud de Guyane Francaise
MAKOT, A. ET CAPDEVILA, R....................613

The geology of the Cordillera Septentrional (Dominican Republic)
EBERLE, W.i HIRDES, W.; MUFF, R. & PELAEZ, M...........619.

Datos geologicos nuevos acerca de la region de Puerto Plata (Republica Dominicana)
BOURGOIS,JACQUES; VILA,JEAN-MARIE & TAVARES, IVAN ..............633.

Analisis morfotectonico de las costas de la Republica Dominicana
RODRICUEZ-TORRES, RAFAEL; LLINAS-CAPELLAN, ROMEO & TAVARES, IVAN. . .637

The geology of the Scotland District of Barbados
BARKER, L. H. & POOLE, E. C..................641

Arrecifes fosiles de la costa sur Dominicana
GERALDES, FRANCISCO X.....................657

Investigacion geologica preliminar del sector Miches, Cordillera Oriental, Republica Dominica
KULSTAD, ROBERT ...................663

Informe sobre la investigacion geologica de la Cordillera Oriental, sector El Rancho
DE LA FUENTE, LUIS & ELLIS, GM.....................669

Geologia preliminar del area "El Valle", Provincia El Seybo, Republica Dominicana
HERNANDEZ Y RODRIGUEZ,J.B......................675

Terrazas marinas del pleistoceno a lo largo de la costa suroriental de la Republica Dominicana: cronologia preliminar
SCHUBERT, CARLOS & COWART,JAMES B...681

Pleistocene reef terraces and coral environments at Santo Domingo and near Boca Chica, southern of the Dominican Republic
GEISTER, JORN .............689.

Taller "Bermudez" sobre estratigrafia y correlacion en Hispaniola .................705.

Biografia de Don Pedro J. Bermudez y Hernandez .........................713

Indice de Autores-Authors Index .................................715