The four nights during the trip (from september 14 to 17) will be spent in the town of
Paseo de la Constitución, 1
22700 Jaca (province of Huesca), Spain
phone: 34 974360900
Lodging and all meals are included in the seminar fee.
Trip departs and ends in Barcelona, Spain.
Departure meeting: Monday September 14, 2015, at 15:30 hours at the Catalonia
Palace of Congresses (“Palau de Congressos de Catalunya”), in front of the main
(Address: Av. Diagonal 661-671, Barcelona). Easily reached by taxi of by
underground train (Metro), stop “Zona Universitaria” (green line). And very close to
the Hotel Juan Carlos I.
Trip will end in Barcelona at 20:00 on September 18.
Morning meetings during the trip at the Gran Hotel in Jaca.
Travel and itinerary:
We will travel by vans during the entire trip.
September 14: Barcelona-Jaca, accommodation and dinner in the Hotel
September 15: Jaca-Belagua-Pierre Saint Martin-Jaca
September 16: Jaca-Aragüés del Puerto-Jaca
September 17: Jaca-Biniés-Arguís-Jaca
September 18: Jaca-Riglos-Barcelona (dinner and lodging in Barcelona not
Field trip itinerary and highlights
September 15: LAKORA THRUST SHEET AND NORTHERN AXIAL ZONE
Stop 1.1. Refugio de Belagua. Introduction to the field area. General view and
stratigraphy of the Axial Zone cover
From Jaca drive west along the roads C134 and N240, and then turn north along
NA137 following the Roncal valley, up to the mountain hut of the Refugio de
Stop 1.2. Pierre-Saint-Martin. Ramps of the Larra thrust system
Follow the main road to the NE to Pierre Saint Martin and park some 100 m after a
signal, beside a road bend.
Stop 1.3. Pierre-Saint-Martin. Fault zone structure of the Larra floor thrust
Walk down the road back to the roadside outcrops by the signal post.
Stop 1.4. Pico Lakora. A klippe of the Lakora thrust sheet
Drive to a parking place near the Col d’Eraycé, 2 km NE of the Refugio de
Belagua, and walk up to the mountain crest that leads to the Pico Lakora.
September 16: ARAGÜÉS THRUST FAN AND NORTHERN JACA BASIN
Section along the high valley of Aragüés. Thrust tectonics and fault-related
Drive from Jaca westwards along the C134 and turn north along HU210 and then
HU212 to the village of Aragüés del Puerto, and continue until the end of the road
at the mountain hut of the Refugio de Lizara. From the Refugio walk up to the NE
along the western side of the valley.
Stop 2.2. North of Aragüés village. Chevron-folded Eocene turbidites
Drive back down the road to Aragüés for approximately 7 km and stop by the road
cuts with folded rock layers, 2 km N of the village.
September 17: SEDIMENTATION AND TECTONICS IN THE JACA BASIN
Stop 3.1. Urdués road. Internal constitution of a carbonate megabreccia bed
Drive from Jaca westwards along the C134 and turn north along HU210 to stop by
the cross-road to Urdués.
Stop 3.2. Foz de Biniés. Foreland platform deposits, platform drowning and onset of
a deep water turbidite wedge
Continue along HU210 for 2 km to Hecho and turn to the road to Ansó. Then leave
the cross-road to the village of Ansó to the right and continue some 5 km to a
limestone gorge where cars can be parked by the southern entrance.
Stop 3.3. Arguís-Pico del Aguila. Growth-strata architecture associated to a
Drive south back to C134 and continue eastwards to Huesca via Jaca and
Sabiñánigo. Stop at the beginning of the old Jaca-Huesca road in the vicinity of the
town of Arguís.
September 18: SOUTH PYRENEAN MOUNTAIN FRONT AT THE EXTERNAL SIERRAS
Puerto de Santa Bárbara. Panoramic view of the southern Jaca basin
Drive from Jaca to the west along C134 and then take N240 southwards direction
Huesca. Stop at the road cuts before the puerto de Santa Bárbara.
Stop 4.2. Embalse de la Peña. Stratigraphy of the External Sierras
Follow N240 to the south to stop in the proximity of the reservoir Embalse de la
Peña. Proceed along the road cuts to the south of the reservoir and the bridge.
Stop 4.3. Riglos. Thrust front and proximal alluvial fan interactions
Continue down the N240 and take the road to Riglos on the left (HU310). Cross
the village and park just below the conglomerate pillars of the Mallos de Riglos.
From the parking place walk up along the trail between the two prominent Mallos
up to the Cerro Leonar.
Expected weather conditions
Weather may be mild, but highly variable in this station. We should be prepared for
occasional showers in the mountains. A raincoat and a fleece/pullover underneath is
necessary, although if we are lucky we may be able to be comfortable with a single
shirt much of the time. Hiking boots are strongly recommended. Please also bring
sun protection cream and a hat.
Costs beyond listings
None, apart from optional drinks or coffee after field work.
Images and figures of the field seminar area can be found at:
Pdf’s of publications describing the area can be downloaded from Antonio Teixell’s
(Dealing with the seminar subject are: Teixell and Koyi, 2003; Teixell et al., 2000;
Teixell, 1996; and Barnolas and Teixell, 1994).
Weather in Barcelona will be mild in September. Note that all payments in Spain are
to be done in Euros.
From the Barcelona airport to downtown a taxi may cost about 40 Euros. Convenient
public transportation (train and bus) is also available.