Department of the Interior U.S. Geological Survey Map and Database of Quaternary Faults and Folds in Argentina By Carlos Costa, Michael N. Machette, Richard L. Dart, Hugo E. Bastias, Juan D. Paredes, Laura P. Perucca, Graciela E. Tello, and Kathleen M. Haller Open-File Report 00-0108 This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards nor with the North American Stratigraphic Code. Any use of trade names in this publication is for descriptive purposes only and does not imply endorsement by the U.S. Government. 2000 MAP AND DATABASE OF QUATERNARY FAULTS AND FOLDS IN ARGENTINA A project of the International Lithosphere Program Task Group II-2, Major Active Faults of the World Data and map compiled by 1 CARLOS COSTA, 2 MICHAEL N. MACHETTE, 2 RICHARD L. DART, 3HUGO E. BASTIAS, 3JUAN D. PAREDES, 3 LAURA P. PERUCCA, 3 GRACIELA E. TELLO, AND 2 KATHLEEN M. HALLER 1 Universidad Nacional de San Luis Departamento de Geologia Casilla de Correo 320 5700 San Luis, Argentina 2 U.S. Geological Survey Central Geologic Hazards Team MS 966, P.O. Box 25046 Denver, Colorado, USA 3Universidad Nacional de San Juan Facultad de Ciencias Exactas Físicas y Naturales Gabinete de Neotectónica Cereseto y Meglioli 5400 San Juan, Argentina Regional Coordinator for South America CARLOS COSTA Universidad Nacional de San Luis Departmento de Geologia Casilla de Correo 320 5700 San Luis, Argentina ILP Task Group II-2 Co-Chairman, Western Hemisphere MICHAEL MACHETTE U.S. Geological Survey (USGS) Central Geologic Hazards Team MS 966, P.O. Box 25046 Denver, Colorado, USA February 2000 Version International Lithosphere Program i TABLE OF CONTENTS Page INTRODUCTION.................................................................................................................................1 STRATEGY AND PURPOSE ....................................................................................................................1 THE MAP ..........................................................................................................................................2 THE DATABASE ..................................................................................................................................2 PREPARATION OF THE MAP AND DATABASE .............................................................................................3 TECTONIC SETTING OF QUATERNARY DEFORMATION IN ARGENTINA.............................................3 ACKNOWLEDGEMENTS....................................................................................................................5 REFERENCES...................................................................................................................................5 DATABASE OF FAULTS AND FOLDS IN ARGENTINA .........................................................................7 AR-01, AGUILAR ESTE-SIERRA DE CAJAS FAULT ZONE...................................................................7 AR-02, ACONQUIJA FAULT................................................................................................................7 AR-03, CALALASTE-LA COLORADA FAULT GROUP .........................................................................8 AR-04, PIPANACO FAULT..................................................................................................................9 AR-05, CHUMBICHA FAULT .............................................................................................................10 AR-06, JAGÜEL FAULT....................................................................................................................10 AR-07, LA BRAVA FAULT ................................................................................................................11 AR-08, EL LEONCITO FAULT...........................................................................................................11 AR-09, INFIERNILLO FAULT.............................................................................................................11 AR-10, LA TROYA FAULT.................................................................................................................12 AR-11, CACHIYUYAL FAULT ............................................................................................................13 AR-12, LAS MAJADITAS FAULT.......................................................................................................13 AR-13, LA BOLSA FAULT ................................................................................................................14 AR-14, PUNILLA FAULT...................................................................................................................15 AR-15, PISMANTA-LAS FLORES FAULT..........................................................................................16 AR-16, EL TIGRE FAULT ..................................................................................................................16 AR-17, LA CANTERA FAULT............................................................................................................18 AR-18, LA DEHESA FAULT..............................................................................................................19 AR-19, MARADONA-ACEQUION FAULT...........................................................................................20 AR-20, LAS TAPIAS-VILLICUM FAULT..............................................................................................21 AR-21, LA LAJA FAULT....................................................................................................................22 AR-22, RINCONADA FAULT .............................................................................................................23 AR-23, LOS BERROS FAULT...........................................................................................................24 AR-24, CERRO SALINAS FAULT......................................................................................................25 AR-25, AMPACAMA-NIQUIZANGA FAULT.........................................................................................25 AR-26, PAJARITOS FAULT ..............................................................................................................26 AR-27, LAS CHACRAS FAULT .........................................................................................................27 AR-28, LAS PEÑAS FAULT..............................................................................................................28 AR-29, MONTECITO FOLD...............................................................................................................29 AR-30, CERRO LA CAL FAULT.........................................................................................................30 AR-31, CAPDEVILLA-BORBOLLON FOLDS 31 AR-32, CERRO DE LA GLORIA FAULT..............................................................................................32 AR-33, MELOCOTON FAULT ...........................................................................................................33 ii AR-34, LAS HIGUERAS FAULT.........................................................................................................34 AR-35, LOMAS BAYAS FOLD...........................................................................................................34 AR-36, PUNTA DEL AGUA FAULT ....................................................................................................35 AR-37, EAST BARRANCAS FAULT AND FOLDS...............................................................................35 AR-38, WEST BARRANCAS FAULT AND FOLDS..............................................................................36 AR-39, CHUPASANGRAL FAULT .....................................................................................................37 AR-40, HUAYQUERIAS FAULT.........................................................................................................38 AR-41, CHALET FAULT....................................................................................................................39 AR-42, MANANTIALES FAULT .........................................................................................................39 AR-43, PAPAGAYOS FAULT............................................................................................................40 AR-44, DIAMANTE FAULT................................................................................................................41 AR-45, LAS MALVINAS FAULT.........................................................................................................41 AR-46, MALARGÜE FAULT ..............................................................................................................42 AR-47, PAYUN FAULT......................................................................................................................43 AR-48, SAN LUIS FAULT ZONE........................................................................................................43 AR-48A, LA HIGUERA FAULT, SECTION OF SAN LUIS FAULT ZONE ..............................................................44 AR-48B, LORENZILLO FAULT, SECTION OF SAN LUIS FAULT ZONE ..............................................................45 AR-48C, LAS CUEVAS FAULT , SECTION OF SAN LUIS FAULT ZONE .............................................................45 AR-49, POTRERO SUR FAULT.........................................................................................................46
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