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Isona

ID #052
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General Information

Structure type
Deformed/Undeformed
Geological Setting ,
Outcropping/buried
Evaporite unit/s name
Evaporite unit/s age
Evaporite unit/s origin
Classif. (Hudec and Jackson, 2009)
Classif. (Jackson and Talbot, 1986)
Age of evaporite flow or deformation (when deformed)
Other comments Detachment anticline cored by a 1.5km thick succession of Triassic rocks. Detachement level located at the top of Priabonian salt succession (see Muñoz et al., 2018).

Location

Location

Map (detail)

Location
Location

Geological map

Location

Cross section

Location

Structure type (Hudec and Jackson, 2009)

Location

Regional Stratigraphy

Location

Other maps 1

Location

Other maps 2

Generic Data

Unique ID 52
Name Isona
Structure type Evaporite-cored anticline
Deformed/Undeformed Deformed
Buried/Outcropping Buried
Geological setting Southern Pyrenees
Geological Regional Setting South Pyrenees Central Unit (Montsec thrust sheet)
Evaporite unit/s name Keuper facies
Evaporite unit/s age Carnian-Rhaetian (Upper Triassic)
Evaporite unit/s era Mesozoic
Evaporite unit/s origin Marine
Evaporite unit/s composition Mudstone-Halite-Anhydrite-Claystone
Post-kinematic unit/s (or post-evaporite units when evaporites are undeformed) –
Post-kinematic unit/s age (or post-evaporite units when evaporites are undeformed) –
Classification (Hudec and Jackson, 2009) Thrust piercement
Classification (Jackson and Talbot, 1986) Salt roller (detachment)
Mining activity? N
Mining activity start
Mining activity end
Mining galleries?
Mining products
Mining sub-products
Evaporite flow? Y
Age of evaporite flow Late Cretaceous-Early Eocene
Flow or deformation triggering mechanisms Montsec thrust sheet
Flow-linked structures? Y
Halokinetic structures Anticline folding
Post-evaporite and pre-kinematic unit/s (overbuden) Jurassic (dolostones, limestones, marly limestones) ; Lower Cretaceous (limestones) ; Cenomanian-Lower Santonian (limestones)
Syn-kinematic unit/s  Upper Santonian-Campanian (limestones, silty limestones) ; Campanian-Maastrichtian (Areny Group, sandstones and limestones) ; Palaeocene-Early Eocene (Garum facies, carbonates and mudstones)
Available seismic profiles T-27 / TR-65 / TR-3 / T-3-1 / T-3 / T-22 / TR-51 / PIR-86-01 / PIR-86-01 / PIR-86-01 / PIR-86-01 / T-78 / TR-53 / 9 / TR-47 / TR-2 / T-2 / T-47-N / T-25 / TR-1 / TR-63
Available boreholes ISONA-1 / ISONA-FIGUEROLA / BOIXOLS-1 / TREMP / BOIXOLS (ABELLA DE LA CONCA)
Additional comments Detachment anticline cored by a 1.5km thick succession of Triassic rocks. Detachement level located at the top of Priabonian salt succession (see Muñoz et al., 2018)

Mining Data

UNIQUE_ID 52
Minning exploitations within <2km? N
Historical/Active
Exploitation name #1
Exploitation ID (Spanish National Mining Cadastre) #1
Municipality #1
Province #1
Company #1
Main minning Products #1
Exploitation name #2
Exploitation ID (Spanish National Mining Cadastre) #2
Municipality #2
Province #2
Company #2
Main minning Products #2
Exploitation name #3
Exploitation ID (Spanish National Mining Cadastre) #3
Municipality #3
Province #3
Company #3
Main minning Products #3

Quantitative Data

UNIQUE_ID 52
Outcropping area (km2) Buried
Horizontal intersection area (km2) (when buried) 104.13995
Depth of intersection area (km2) (when buried) 1.2
Max. Width (Km) 6.15896175
Max. Length (Km) 26.4345294
Max. Evaporites thickness (km) 1.5
Max. Deformation age (Ma) 83
Min. Deformation age (Ma) 50
Deformation stages 1

Reference Data

UNIQUE_ID 52
Section source Muñoz, J. A., Mencos, J., Roca, E., Carrera, N., Gratacós, O., Ferrer, O., Fernández, O., 2018. The structure of the South-Central-Pyrenean fold and thrust belt as constrained by subsurface data. Geologica Acta, 16(4), 439-460. [link]
Well / Borehole availability #1 Mencos, J., Carrera, N., Muñoz, J. A., 2015. Influence of rift basin geometry on the subsequent postrift sedimentation and basin inversion: The Organyà Basin and the Bóixols thrust sheet (south central Pyrenees). Tectonics, 34(7), 1452-1474. [link]
Well / Borehole availability #2 Muñoz, J. A., Mencos, J., Roca, E., Carrera, N., Gratacós, O., Ferrer, O., Fernández, O., 2018. The structure of the South-Central-Pyrenean fold and thrust belt as constrained by subsurface data. Geologica Acta, 16(4), 439-460. [link]
Available data (Stratigraphy) #1 Muñoz, J. A., Mencos, J., Roca, E., Carrera, N., Gratacós, O., Ferrer, O., Fernández, O., 2018. The structure of the South-Central-Pyrenean fold and thrust belt as constrained by subsurface data. Geologica Acta, 16(4), 439-460. [link]
Available data (Stratigraphy) #2 Chanvry, E., Deschamps, R., Joseph, P., Puigdefàbregas, C., Poyatos-Moré, M., Serra-Kiel, J., García, D., Teinturier, S., 2018. The influence of intrabasinal tectonics in the stratigraphic evolution of piggyback basin fills: Towards a model from the Tremp-Graus-Ainsa Basin (South-Pyrenean Zone, Spain). Sedimentary Geology, 377, 34-62. [link]
Available data (Stratigraphy) #3 Vergés, J., Burbank, D. W., 1996. Eocene-Oligocene thrusting and basin configuration in the eastern and central Pyrenees (Spain). Tertiary basins of Spain: the stratigraphic record of crustal kinematics, 6, 120. [link]
Available data (Stratigraphy) #4 Mencos, J., Carrera, N., Muñoz, J. A., 2015. Influence of rift basin geometry on the subsequent postrift sedimentation and basin inversion: The Organyà Basin and the Bóixols thrust sheet (south central Pyrenees). Tectonics, 34(7), 1452-1474. [link]
Available data (Stratigraphy) #5 Vergés, J., 1998. Estudi geologic del vessant sud del Pirineu oriental i central Evolucio cinematica en 3D [Ph.D. thesis]: Universitat de Barcelona, Barcelona, 181pp. [link]
Available data (Stratigraphy) #6 Guillaume, B., Dhont, D., Brusset, S., 2008. Three-dimensional geologic imaging and tectonic control on stratigraphic architecture: Upper Cretaceous of the Tremp Basin (south-central Pyrenees, Spain). AAPG bulletin, 92(2), 249-269. [link]
Regional Stratigraphy Mencos, J., Carrera, N., Muñoz, J. A., 2015. Influence of rift basin geometry on the subsequent postrift sedimentation and basin inversion: The Organyà Basin and the Bóixols thrust sheet (south central Pyrenees). Tectonics, 34(7), 1452-1474. [link]
Seismic data availability #1 Muñoz, J. A., Mencos, J., Roca, E., Carrera, N., Gratacós, O., Ferrer, O., Fernández, O., 2018. The structure of the South-Central-Pyrenean fold and thrust belt as constrained by subsurface data. Geologica Acta, 16(4), 439-460. [link]
Seismic data availability #2 n.a.
Seismic data availability #3 n.a.
Available data (Structure) #1 Robert, R., Robion, P., Souloumiac, P., David, C., Saillet, E., 2018. Deformation bands, early markers of tectonic activity in front of a fold-and-thrust belt: Example from the Tremp-Graus basin, southern Pyrenees, Spain. Journal of Structural Geology, 110, 65-85. [link]
Available data (Structure) #2 Muñoz, J. A., Mencos, J., Roca, E., Carrera, N., Gratacós, O., Ferrer, O., Fernández, O., 2018. The structure of the South-Central-Pyrenean fold and thrust belt as constrained by subsurface data. Geologica Acta, 16(4), 439-460. [link]
Available data (Structure) #3 Guillaume, B., Dhont, D., Brusset, S., 2008. Three-dimensional geologic imaging and tectonic control on stratigraphic architecture: Upper Cretaceous of the Tremp Basin (south-central Pyrenees, Spain). AAPG bulletin, 92(2), 249-269. [link]
Available data (Structure) #4 Vergés, J., 1998. Estudi geologic del vessant sud del Pirineu oriental i central Evolucio cinematica en 3D [Ph.D. thesis]: Universitat de Barcelona, Barcelona, 181pp. [link]
Available data (Structure) #5 Mencos, J., Carrera, N., Muñoz, J. A., 2015. Influence of rift basin geometry on the subsequent postrift sedimentation and basin inversion: The Organyà Basin and the Bóixols thrust sheet (south central Pyrenees). Tectonics, 34(7), 1452-1474. [link]
Available data (Structure) #6 Mouthereau, F., Filleaudeau, P. Y., Vacherat, A., Pik, R., Lacombe, O., Fellin, M. G., Castelltort, S., Christophoul, F., Masini, E., 2014. Placing limits to shortening evolution in the Pyrenees: Role of margin architecture and implications for the Iberia/Europe convergence. Tectonics, 33(12), 2283-2314. [link]
Available data (Analogue modelling) #1 n.a.
Available data (Analogue modelling) #2 n.a.
Available data (Analogue modelling) #3 n.a.
Available data (Gravimetry – Tomography) #1 Ayala, C., Bohoyo, F., Maestro, A., Reguera, M. I., Torne, M., Rubio, F., Fernández, M., García-Lobón, J. L., 2016. Updated Bouguer anomalies of the Iberian Peninsula: a new perspective to interpret the regional geology. Journal of Maps, 12(5), 1089-1092. [link]
Available data (Gravimetry – Tomography) #2 ICGC, 2012. Mapa Gravimètric de Catalunya 1:500.000. Barcelona, Servei Geològic de Catalunya. [link]
Available data (Gravimetry – Tomography) #3 Pedrera, A., García‐Senz, J., Ayala, C., Ruiz‐Constán, A., Rodríguez‐Fernández, L. R., Robador, A., González Menéndez, L., 2017. Reconstruction of the exhumed mantle across the North Iberian Margin by crustal‐scale 3‐D gravity inversion and geological cross section. Tectonics, 36, 3155-3177. [link]
Available data (Geochemistry) #1 Ortí, F., García-Veigas, J., Rossell, L., Jurado, M. J., Utrilla, R., 1996. Formaciones salinas de las cuencas triásicas en la Península Ibérica: Caracterización Petrológica y Geoquímica. Cuadernos de Geología Ibérica, 20, 13-35. [link]
Available data (Geochemistry) #2 n.a.
Available data (Geochemistry) #3 n.a.
Available data (Geochemistry) #4 n.a.
Available data (Petrophysics) #1 n.a.
Available data (Petrophysics) #2 n.a.
IGME Geological Map (MAGNA50) Sheet number 290-Isona. [link]
Other Maps #1 (source) Mencos, J., Carrera, N., Muñoz, J. A., 2015. Influence of rift basin geometry on the subsequent postrift sedimentation and basin inversion: The Organyà Basin and the Bóixols thrust sheet (south central Pyrenees). Tectonics, 34(7), 1452-1474. [link]
Other Maps #2 (source) Mencos, J., Carrera, N., Muñoz, J. A., 2015. Influence of rift basin geometry on the subsequent postrift sedimentation and basin inversion: The Organyà Basin and the Bóixols thrust sheet (south central Pyrenees). Tectonics, 34(7), 1452-1474. [link]
Other related references #1 Caus, E., Gómez-Garrido, A., Simó, A., Sofiano, K., 1993. Cenomanian-Turonian platform to basin integrated stratigraphy in the South Pyrenees (Spain). Cretaceous Research, 14(4-5), 531-551. [link]
Other related references #2 Lanaja, J. M., R. Querol, A. Navarro, 1987. Contribución de la Exploración Petrolífera al Conocimiento de la Geología de España, pp. 1–465, Instituto Geológico y Minero de España, Madrid. [link]
Other related references #3 Rosell, J., 1967. Estudio geológico del sector del Prepirineo comprendido entre los ríos Segre y Noguera Ribagorzana (Prov. de Lérida). Pirineos, 21, 214, Consejo Superior de Investigaciones Científicas, Madrid. [link]
Other related references #4 n.a.