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 Genetically linked to the Tolva anticline, developed during the alpine compression in the Graus-Tremp basin (see Franco-Balaguer and Casas-Sainz, 2016).

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 95
Name Tolva
Structure type Evaporite-cored anticline
Deformed/Undeformed Deformed
Buried/Outcropping Outcropping
Geological setting Southern Pyrenees
Geological Regional Setting South Pyrenees Central Unit (Sierras Marginales; Boltaña-Balzes thrust sheet)
Evaporite unit/s name El Pont de Suert Fm. (Middle Muschelkalk and Keuper Facies)
Evaporite unit/s age Upper Anisian and Carnian-Rhaetian (Middle-Upper Triassic)
Evaporite unit/s era Mesozoic
Evaporite unit/s origin Marine
Evaporite unit/s composition Shale-Gypsum-Anhydrite-Ophites
Post-kinematic unit/s (or post-evaporite units when evaporites are undeformed)  Quaternary (alluvial and colluvial detrital deposits)
Post-kinematic unit/s age (or post-evaporite units when evaporites are undeformed) Pleistocene-Holocene
Classification (Hudec and Jackson, 2009) Passive piercement
Classification (Jackson and Talbot, 1986) Salt anticline
Mining activity? N
Mining activity start
Mining activity end
Mining galleries?
Mining products
Mining sub-products
Evaporite flow? Y
Age of evaporite flow Coniacian/Santonian-Lower Oligocene
Flow or deformation triggering mechanisms E-W regional normal fault
Flow-linked structures? Y
Halokinetic structures Normal faults / progressive unconformities / anticline-syncline folding
Post-evaporite and pre-kinematic unit/s (overbuden) Lower Jurassic (tabular limestones) ; Upper Jurassic (limestones, dolostones) ; Lower Cretaceous (marlstones, limestones, marly limestones) Early Upper Cretaceous (Santa Fe Fm., limestones)
Syn-kinematic unit/s Upper Cretaceous (Calizas de La Pardina, Calizas de La Cova y Font de les Bagasses Fms., limestones, marlstones and marly limestones) ; Late Upper Cretaceous (Calizas de Terradets Fm., limestones) ; Palaeocene (Tremp and Arén Fms., sandstones) ; Lower Eocene (limestones with alveolines, marly limestones) ; Early Oligocene (Graus Fm., conglomerates and sandstones)
Available seismic profiles ND-132 / SP-9 / SP-8 / ND-132 / ND-211 / SP-9 / ND-111 / ND-198 / ND-208 / ND-125 / ND-129 / ND-127 / ND-208
Available boreholes TOLVA
Additional comments Genetically linked to the Tolva anticline, developed during the alpine compression in the Graus-Tremp basin (see Franco-Balaguer and Casas-Sainz, 2016)

Mining Data

UNIQUE_ID 95
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 95
Outcropping area (km2) 1.13655
Horizontal intersection area (km2) (when buried) Not buried
Depth of intersection area (km2) (when buried) Not buried
Max. Width (Km) 1.40546317
Max. Length (Km) 3.02438435
Max. Evaporites thickness (km) 3.1
Max. Deformation age (Ma) 89
Min. Deformation age (Ma) 30
Deformation stages 1

Reference Data

UNIQUE_ID 95
Section source Franco-Balaguer, J., Casas-Sainz, A. M., 2016. Estructura de la terminación occidental del cabalgamiento del Montsec (Pirineos Centrales). Revista de la Sociedad Geológica de España, 29(2), 39-56. [link]
Well / Borehole availability #1 Cámara, P., Flinch, J. F., 2017. The southern Pyrenees: a salt-based fold-and-thrust belt. In Permo-Triassic Salt Provinces of Europe, North Africa and the Atlantic Margins (pp. 395-415). Elsevier. [link]
Well / Borehole availability #2 Franco-Balaguer, J., Casas-Sainz, A. M., 2016. Estructura de la terminación occidental del cabalgamiento del Montsec (Pirineos Centrales). Revista de la Sociedad Geológica de España, 29(2), 39-56. [link]
Available data (Stratigraphy) #1 Franco-Balaguer, J., Casas-Sainz, A. M., 2016. Estructura de la terminación occidental del cabalgamiento del Montsec (Pirineos Centrales). Revista de la Sociedad Geológica de España, 29(2), 39-56. [link]
Available data (Stratigraphy) #2 Santolaria, P., Casas-Sainz, A. M., Soto, R., Casas, A., 2017. Gravity modelling to assess salt tectonics in the western end of the South Pyrenean Central Unit. Journal of the Geological Society, 174(2), 269-288. [link]
Available data (Stratigraphy) #3 Salvany, J. M., Bastida, J., 2004. Análisis litoestratigráfico del Keuper surpirenaico central. Revista de la Sociedad Geológica de España, 17(1), 3-26. [link]
Available data (Stratigraphy) #4 Martín-Chivelet, J., Floquet, M., García-Senz, J., Callapez, P. M., López-Mir, B., Muñoz, J. A., Barroso-Barcenilla, F., Segura, M., Ferrerira-Soares, A., Morgado, P., Marques, J. F., Arbués, P., 2019. Late Cretaceous Post-Rift to Convergence in Iberia. In The Geology of Iberia: A Geodynamic Approach (pp. 285-376). Springer, Cham. [link]
Available data (Stratigraphy) #5 Chanvry, E., Deschamps, R., Joseph, P., Puigdefàbregas, C., Poyatos-Moré, M., Serra-Kiel, J., …, 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) #6 n.a.
Regional Stratigraphy Santolaria, P., Ayala, C., Pueyo, E. L., Rubio, F. M., Soto, R., Calvín, P., …, Casas‐Sainz, A. M., 2020. Structural and geophysical characterization of the western termination of the South Pyrenean triangle zone. Tectonics, 39(8), e2019TC005891. [link]
Seismic data availability #1 Franco-Balaguer, J., Casas-Sainz, A. M., 2016. Estructura de la terminación occidental del cabalgamiento del Montsec (Pirineos Centrales). Revista de la Sociedad Geológica de España, 29(2), 39-56. [link]
Seismic data availability #2 Santolaria, P., Casas-Sainz, A. M., Soto, R., Casas, A., 2017. Gravity modelling to assess salt tectonics in the western end of the South Pyrenean Central Unit. Journal of the Geological Society, 174(2), 269-288. [link]
Seismic data availability #3 n.a.
Available data (Structure) #1 Franco-Balaguer, J., Casas-Sainz, A. M., 2016. Estructura de la terminación occidental del cabalgamiento del Montsec (Pirineos Centrales). Revista de la Sociedad Geológica de España, 29(2), 39-56. [link]
Available data (Structure) #2 Santolaria, P., Casas-Sainz, A. M., Soto, R., Casas, A., 2017. Gravity modelling to assess salt tectonics in the western end of the South Pyrenean Central Unit. Journal of the Geological Society, 174(2), 269-288. [link]
Available data (Structure) #3 Cámara, P., Flinch, J. F., 2017. The southern Pyrenees: a salt-based fold-and-thrust belt. In Permo-Triassic Salt Provinces of Europe, North Africa and the Atlantic Margins (pp. 395-415). Elsevier. [link]
Available data (Structure) #4 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) #5 n.a.
Available data (Structure) #6 n.a.
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 Santolaria, P., Casas-Sainz, A. M., Soto, R., Casas, A., 2017. Gravity modelling to assess salt tectonics in the western end of the South Pyrenean Central Unit. Journal of the Geological Society, 174(2), 269-288. [link]
Available data (Gravimetry – Tomography) #2 Casas, A., Santolaria, P., Rivero, L., Casas-Sainz, A., Himi, M., Pinto, V., Sendrós, A., 2016. The gravity method: new challenges for delineation diapiric structures in north-east Spain. First Break, 34(8). [link]
Available data (Gravimetry – Tomography) #3 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 (Geochemistry) #1 Salvany, J. M., Bastida, J., 2004. Análisis litoestratigráfico del Keuper surpirenaico central. Revista de la Sociedad Geológica de España, 17(1), 3-26. [link]
Available data (Geochemistry) #2 n.a.
Available data (Geochemistry) #3 n.a.
Available data (Geochemistry) #4 n.a.
Available data (Petrophysics) #1 Santolaria, P., Casas-Sainz, A. M., Soto, R., Casas, A., 2017. Gravity modelling to assess salt tectonics in the western end of the South Pyrenean Central Unit. Journal of the Geological Society, 174(2), 269-288. [link]
Available data (Petrophysics) #2 n.a.
IGME Geological Map (MAGNA50) Sheet number 289-Benabarre. [link]
Other Maps #1 (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]
Other Maps #2 (source) Santolaria, P., Casas-Sainz, A. M., Soto, R., Casas, A., 2017. Gravity modelling to assess salt tectonics in the western end of the South Pyrenean Central Unit. Journal of the Geological Society, 174(2), 269-288. [link]
Other related references #1 Santolaria, P., Ayala, C., Pueyo, E. L., Rubio, F. M., Soto, R., Calvín, P., …, Casas‐Sainz, A. M., 2020. Structural and geophysical characterization of the western termination of the South Pyrenean triangle zone. Tectonics, 39(8), e2019TC005891. [link]
Other related references #2 López Martínez, N., Arribas Mocoroa, M. E., Robador, A., Vicens, E., Ardèvol, L., 2006. Los carbonatos danienses (Unidad 3) de la Fm Tremp (Pirineos sur-centrales): paleogeografía y relación con el límite Cretácico-Terciario. Revista de la Sociedad Geológica de España, 19(3-4), 233-255. [link]
Other related references #3 Arenas, C., Millán, H., Pardo, G., Pocoví, A., 2001. Ebro Basin continental sedimentation associated with late compressional Pyrenean tectonics (north‐eastern Iberia): controls on basin margin fans and fluvial systems. Basin Research, 13(1), 65-89. [link]
Other related references #4 Garrido, H. M., Morer, E. P., Cardona, M. A., Aguado, A. L., Urcia, B. O., Peña, B. M., 2000. Actividad tectónica registrada en los depósitos terciarios del frente meridional del Pirineo central. Revista de la Sociedad Geológica de España, 13(2), 279-300. [link]