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dc.provenanceCONICET-
dc.creatorYagupsky, Daniel Leonardo-
dc.creatorBrooks, Benjamin A.-
dc.creatorWhipple, Kelin X.-
dc.creatorDuncan, Christopher C.-
dc.creatorBevis, Michael-
dc.date2017-06-19T21:44:38Z-
dc.date2017-06-19T21:44:38Z-
dc.date2014-09-
dc.date2017-06-19T17:28:26Z-
dc.date.accessioned2019-04-29T15:37:59Z-
dc.date.available2019-04-29T15:37:59Z-
dc.date.issued2014-09-
dc.identifierYagupsky, Daniel Leonardo; Brooks, Benjamin A.; Whipple, Kelin X.; Duncan, Christopher C.; Bevis, Michael; Distribution of active faulting along orogenic wedges: Minimum-work models and natural analogue; Elsevier; Journal Of Structural Geology; 66; 9-2014; 237-247-
dc.identifier0191-8141-
dc.identifierhttp://hdl.handle.net/11336/18501-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/298135-
dc.descriptionNumerical 2-D models based on the principle of minimum work were used to examine the space-time distribution of active faulting during the evolution of orogenic wedges. A series of models focused on thin-skinned thrusting illustrates the effects of arid conditions (no erosion), unsteady state conditions (accretionary influx greater than erosional efflux) and steady state conditions (accretionary influx balances erosional efflux), on the distribution of fault activity. For arid settings, a general forward accretion sequence prevails, although a significant amount of internal deformation is registered: the resulting fault pattern is a rather uniform spread along the profile. Under fixed erosional efficiency settings, the frontal advance of the wedge-front is inhibited, reaching a steady state after a given forward propagation. Then, the applied shortening is consumed by surface ruptures over a narrow frontal zone. Under a temporal increase in erosional efficiency (i.e., transient non-steady state mass balance conditions), a narrowing of the synthetic wedge results; a rather diffuse fault activity distribution is observed during the deformation front retreat. Once steady balanced conditions are reached, a single long-lived deformation front prevails. Fault activity distribution produced during the deformation front retreat of the latter scenario, compares well with the structural evolution and hinterlandward deformation migration identified in southern Bolivian Subandes (SSA) from late Miocene to present. This analogy supports the notion that the SSA is not in steady state, but is rather responding to an erosional efficiency increase since late Miocene. The results shed light on the impact of different mass balance conditions on the vastly different kinematics found in mountain ranges, suggesting that those affected by growing erosion under a transient unbalanced mass flux condition tend to distribute deformation along both frontal and internal faults, while others under balanced conditions would display focused deformation on a limited number of steady structures.-
dc.descriptionFil: Yagupsky, Daniel Leonardo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Estudios Andinos "Don Pablo Groeber". Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Estudios Andinos ; Argentina-
dc.descriptionFil: Brooks, Benjamin A.. University Of Hawaii At Manoa; Estados Unidos-
dc.descriptionFil: Whipple, Kelin X.. Arizona State University; Estados Unidos-
dc.descriptionFil: Duncan, Christopher C.. University Of Massachussets; Estados Unidos-
dc.descriptionFil: Bevis, Michael. Ohio State University; Estados Unidos-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherElsevier-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.jsg.2014.05.025-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S0191814114001308-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.source.urihttp://hdl.handle.net/11336/18501-
dc.subjectMINIMUM WORK-
dc.subjectOROGENIC WEDGE-
dc.subjectEROSION-
dc.subjectTHRUST ACTIVITY-
dc.subjectBOLIVIAN SUBANDES-
dc.subjectGeología-
dc.subjectCiencias de la Tierra y relacionadas con el Medio Ambiente-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleDistribution of active faulting along orogenic wedges: Minimum-work models and natural analogue-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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