Salta Basin

23°40′S 66°07′W / 23.667°S 66.117°W / -23.667; -66.117EtymologySalta ProvinceRegionArgentine NorthwestCountry Argentina
 Bolivia
 ChileState(s)Salta, Jujuy, Tucumán
Potosí
AntofagastaCitiesSaltaCharacteristicsOn/OffshoreOnshoreBoundariesAndesPart ofAndean foreland basinsGeologyBasin typeForeland-on-rift basin or
intracontinental rift basinPlateSouth AmericanOrogenyAndeanAgeNeocomian-NeogeneStratigraphyStratigraphy

Salta Basin or Salta Rift Basin is a sedimentary basin located in the Argentine Northwest.[1][2] The basin started to accumulate sediments in the Early Cretaceous (Neocomian) and at present it has sedimentary deposits reaching thicknesses of 5,000 metres (16,000 ft). The basin contains seven sub-basins: Tres Cruces, Lomas de Olmedo, Metán, Alemanía, Salfity, El Rey, Sey and Brealito. The basin environment has variously been described as a "foreland rift" and an "intra-continental rift". The basin developed under conditions of extensional tectonics and rift-associated volcanism.[1]

Description

The basin basement is composed of rocks belonging to the Puncoviscana Formation.[2] The volcanism that began in the Late Jurassic was initially of subalkaline character (low sodium and potassium content), but turned increasingly alkaline in the Early Cretaceous.[1]

The rifts of Salta Basin developed in a time of generalized extensional tectonics along western South America.[3] It has been proposed that the Salar de Atacama depression in Chile was once a westward rift arm of the Salta Basin.[4]

Stratigraphy

Age Group Subgroup Formation Lithologies Basin stage Notes
Pliocene Payogastilla San Felipe Conglomerates Foreland [5]
Huayquerian Jujuy Piquete [6][7]
Huayquerian Guanaco Sonso [8]
Montehermosan Palo Pintado [9]
Chasicoan
Laventan Angastaco [10][11]
Friasian
Friasian Metán Jesús María [11]
Friasian Anta [11]
Early Miocene Río Seco [11]
Priabonian Los Colorados [11]
Casamayoran Quebrada de los Colorados [10]
Salta Santa Bárbara Lumbrera Late post-rift [12][13]
Lutetian
Itaboraian Maíz Gordo [12][14]
Thanetian
Peligran Mealla Sandstones, siltstones, conglomerates, paleosols [12][15]
Selandian Balbuena Tunal Early post-rift [12]
Danian Olmedo [12]
Yacoraite Sandstones, limestones [12]
Maastrichtian
early Maastrichtian Lecho Sandstones [12]
Campanian Pirgua Los Blanquitos Sandstones Late synrift [12]
Las Curtiembres Early synrift [12]
Santonian
Coniacian
Turonian
Cenomanian Isonza Basalt [12]
Albian La Yesera [12]
Aptian

References

  1. ^ a b c Marquillas et al., 2005
  2. ^ a b Grier et al., 1991
  3. ^ Ramos, 2009
  4. ^ Reutter et al., 2006
  5. ^ Galli et al., 2019, p.380
  6. ^ González & Abascal, 2012
  7. ^ Galli et al., 2019, p.369
  8. ^ López Rodríguez, 2018
  9. ^ Galli et al., 2011
  10. ^ a b Del Papa et al., 2013
  11. ^ a b c d e Galli & Hernández, 1999, p.171
  12. ^ a b c d e f g h i j k Marquillas et al., 2005, p.96
  13. ^ Del Papa, 2006
  14. ^ Narváez, 2009
  15. ^ Sánchez & Marquillas, 2010

Bibliography

General
  • Galli, Claudia I.; Alonso, Ricardo N.; Coira, Beatriz L.; Herrera Oviedo, Patricio; Constantini, Ornela E.; Barrientos Gines, Andrea; Villalba Ulberich, Juan Pablo (2019), "Estratigrafía y paleoambientes de los depósitos del Plioceno de la Cordillera Oriental argentina", Opera Lilloana, 52: 367–388, retrieved 2020-07-31
  • Ramos, Víctor A (2009), "Anatomy and global context of the Andes: Main geologic features and the Andean orogenic cycle", Geological Society of America Memoirs, 204: 31–65, doi:10.1144/SP327.3, retrieved 2015-12-15
  • Reutter, Klaus-J.; Charrier, Reynaldo; Götze, Hans-J.; Schurr, Bernd; Wigger, Peter; Scheuber, Ekkehard; Giese, Peter; Reuther, Claus-Dieter; Schmidt, Sabine; Rietbrock, Andreas; Chong, Guillermo; Belmonte-Pool, Arturo (2006). "The Salar de Atacama Basin: a Subsiding Block within the Western Edge of the Altiplano-Puna Plateau". In Oncken, Onno; Chong, Guillermo; Franz, Gerhard; Giese, Peter; Götze, Hans-Jürgen; Ramos, Víctor A.; Strecker, Manfred R.; Wigger, Peter (eds.). The Andes: Active Subduction Orogeny. Springer. pp. 303–325. ISBN 978-3-540-24329-8.
  • Marquillas, Rosa A.; del Papa, Cecilia; Sabino, Ignacio F. (2005), "Sedimentary aspects and paleoenvironmental evolution of a rift basin: Salta Group (Cretaceous–Paleogene), northwestern Argentina", International Journal of Earth Sciences, 94 (1), Springer-Verlag: 94–113, doi:10.1007/s00531-004-0443-2, retrieved 2015-12-12 Bibcode:2005IJEaS..94...94M
  • Galli, C.I.; Hernández, R.M. (1999), "Evolución de la Cuenca de Antepaís desde la zona de la Cumbre Calchaquí hasta la Sierra de Santa Bárbara, Eoceno inferior-Mioceno medio, provincia de Salta, Argentina", Acta Geológica Hispánica, 34: 167–184, retrieved 2020-07-31
  • Grier, M.E.; Salfity, J.A.; Allmendingern, R.W. (1991), "Andean reactivation of the Cretaceous Salta rift, northwestern Argentina", Journal of South American Earth Sciences, 4 (4), Pergamon Press: 351–372, doi:10.1016/0895-9811(91)90007-8 Bibcode:1991JSAES...4..351G
Guanaco Sonso Formation
  • Lopez Rodríguez, Natalia Javiera (2018), Ambiente y evolución tectonoestratigráfica de una sección de la Formación Guanaco Sonso a los 29°S, Cordillera Frontal, Región de Atacama, Chile, Universidad de Chile, pp. 1–92, retrieved 2020-07-31
Lumbrera Formation
  • Deraco, Virginia; García López, Daniel A. (2015), "A new Eocene Toxodontia (Mammalia, Notoungulata) from northwestern Argentina", Journal of Vertebrate Paleontology, 36 (1): e1037884, retrieved 2019-02-13
  • Herrera, Claudia M. R.; Powell, Jaime E.; Esteban, Graciela I.; Del Papa, Cecilia (2017), "A New Eocene Dasypodid with Caniniforms (Mammalia, Xenarthra, Cingulata) from Northwest Argentina", Journal of Mammalian Evolution, 24 (3): 275–288, retrieved 2019-02-12
  • Del Papa, Cecilia E (2006), "Estratigrafía y paleoambientes de la Formación Lumbrera, Grupo Salta, Noroeste argentino" (PDF), Revista de la Asociación Geológica Argentina, 61: 313–327, retrieved 2017-08-15
Maíz Gordo Formation
  • Narváez, Paula Liliana (2009), Palinoestratigrafía, paleoambientes y cambios climáticos durante el Cretácico final y Paleógeno de la Cuenca del Grupo Salta, República Argentina (PhD thesis) (PDF), Universidad Nacional de Salta, pp. 1–229, retrieved 2017-10-18
Mealla Formation
  • Sánchez, María Cristina; Marquillas, Rosa A. (2010), "Facies y ambientes del Grupo Salta (Cretácico-Paleógeno) en Tumbaya, Quebrada de Humahuaca, Provincia de Jujuy" (PDF), Revista de la Asociación Geológica Argentina, 67: 383–391, retrieved 2018-09-07
Palo Pintado Formation
  • Anzótegui, Luisa M.; Horn, Maricel Yarina (2011), "Megaflora de la Formación Palo Pintado (Mioceno Superior) Salta, Argentina Parte II" (PDF), Revista Brasileira de Paleontologia, 14: 239–254, retrieved 2017-10-22
  • Galli, Claudia Inés; Anzótegui, Luisa Matilde; Horn, Maricel Yanina; Morton, Lourdes Susana (2011), "Paleoambiente y paleocomunidades de la Formación Palo Pintado (Mioceno-Plioceno), Provincia de Salta, Argentina" (PDF), Revista Mexicana de Ciencias Geológicas, 28: 161–174, retrieved 2017-10-22
  • Reguero, Marcelo A.; Candela, Adriana M.; Galli, Claudia I.; Bonini, Ricardo; Voglino, Damián (2015), "A new Hypsodont Notoungulate (Hegetotheriidae, Pachyrukhinae) from the late Miocene of the Eastern Cordillera, Salta province, Northwest of Argentina" (PDF), Andean Geology, 42: 56–70, retrieved 2017-08-15
Piquete Formation
  • González Bonorino, Gustavo; Abascal, Liliana del Valle (2012), "Orogénesis y drenaje en la región del Valle de Lerma (Cordillera Oriental, Salta, Argentina) durante Pleistoceno tardio" (PDF), Revista de la Asociación Geológica Argentina, 69: 127–141, retrieved 2018-10-01
Quebrada de Los Colorados Formation
  • Chornogubsky, Laura; Zimicz, A. Natalia; Goin, Francisco J.; Fernicola, Juan C.; Payrola, Patricio; Cárdenas, Magalí (2018), "New Palaeogene metatherians from the Quebrada de Los Colorados Formation at Los Cardones National Park (Salta Province, Argentina)", Journal of Systematic Palaeontology, Online edition: 1–17, retrieved 2018-10-01
  • García López, Daniel A.; Deraco, Virginia; Del Papa, Cecilia (2017), "Fossil mammals of the Quebrada de los Colorados Formation (late middle Eocene) at the locality of La Poma, Salta Province, Argentina", Historical Biology: An International Journal of Paleobiology, 30 (4): 507–517, retrieved 2019-02-12
  • Del Papa, Cecilia (2013), "Relaciones estratigráficas de las formaciones Quebrada de Los Colorados y Angastaco (Paleógeno-Neógeno), Valles Calchaquíes, Salta (Argentina): Significado en el análisis de la cuenca del Grupo Payogastilla" (PDF), Latin American Journal of Sedimentology and Basin Analysis, 20: 51–64, retrieved 2018-09-10
  • Payrola Bosio, Patricio Augusto; del Papa, Cecilia; Hongn, Fernando; Powell, Jaime (2010), "Estratigrafía del Valle de Luracatao (Valle Calchaquí, Noroeste Argentino): Nueva propuesta" (PDF), Revista de la Asociación Geológica Argentina, 67: 309–318, retrieved 2018-09-07

Further reading

  • Moreno, Teresa; Gibbons, Wes (2006), Geology of Chile (PDF), Geological Society of London, pp. 1–396, ISBN 9781862392199, retrieved 2018-09-06
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Sedimentary basins of Argentina
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Salta Basin is located in Argentina
Offshore
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Sources
      Álvarez Pontoriero, O.; Giménez, M.; Braitemberg, C.; Martínez, M.; Ruíz, F.; Introcaso, A.; Guspí, F. (2011). Principales cuencas sedimentarias de Argentina, interpretadas mediante Gravimetría Satelital. VIII Congreso de Exploración y Desarrollo de Hidrocarburos. pp. 13–20. Retrieved 2018-08-28.
      Mapa de cuencas sedimentarias (Map). YPF. p. 1. Retrieved 2018-08-28.
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