Results 231 to 240 of about 28,451 (273)
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Mineralisation from Vall de Ribes area (Eastern Pyrenees, Spain)
Mineralium Deposita, 1981Vein mineralisation with no preferred orientation, cutting lower Palaeozoic rocks, and local replacement deposits in dolomite show a zoning in tungsten-bismuth, arsenic and antimony minerals away from the adjacent late-Hercynian Costabona granite. A local reversed zoning is related to higher temperatures indicated by fluid inclusion study.
C. Ayora, E. Cardellach, R. Phillips
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Chaotic behaviour of coda waves in the eastern Pyrenees
Geophysical Journal International, 1996SUMMARY S-coda waves of 10 local events that occurred in the eastern Pyrenees and were recorded at La Cerdanya seismic station have been analysed to determine whether the complexity they present is chaotic deterministic or random. The data were first subjected to a qualitative analysis, the construction of a phase portrait by the delay method.
Antoni M. Correig, Merce Urquizu
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Low‐thermal‐gradient Hercynian metamorphism in the eastern Pyrenees
Journal of Metamorphic Geology, 1993Abstract Fluids with compositions in the system CO2‐H2O‐NaCl were trapped in quartz veins enclosed in low‐grade metamorphic rocks (chlorite zone) on the southern flank of the Canigó Massif, eastern Pyrenees. The veins, which also contain arsenopyrite crystals, were formed contemporaneously with the main Hercynian foliation and metamorphism ...
C. AYORA, M. LlESA, J. DELGADO
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Transhumance in the Middle Ages: The eastern Pyrenees
Journal of Peasant Studies, 1995The political and cultural rise of early modern Europe was made possible by the economic expansion of the Middle Ages. This, in turn, was predicated upon increased agricultural production and the development of the textile industry. In England, the Low Countries, and northern Italy the peasants participated to the extent that workers were required to ...
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Attenuative body wave dispersion at La Cerdanya, eastern Pyrenees
Physics of the Earth and Planetary Interiors, 1989Abstract Coda- Q for P- and S-waves has been measured from digitally recorded events occurring in the La Cerdanya region of the eastern Pyrenees. Interpreted in terms of a power law, Q ( f ) = Q 0 f η , Q-coda for P-waves is characterized by Q 0 = 14 and η = 1.07, and S-waves by Q 0 = 14 and η = 1.13.
Antoni M. Correig, Brian J. Mitchell
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Plant taphonomy of La Cerdanya Basin (Vallesian, Eastern Pyrenees)
Geobios, 1995Abstract In the Vallesian fluvio-lacustrine sequences of La Cerdanya Basin (Eastern Pyrenees) eight taphofacies have been recognized based on the study of plant remains. In the deltaic swamps of the basin (as observed in the Sanavastre opencast mine) taphonomical processes were twofold.
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Cinclidium stygium Sw. (Mniaceae, Bryopsida) in eastern Pyrenees
Boletín de la Sociedad Española de Briología, 2016Cinclidium stygium Sw. is recorded for the first time in the Pyrenees (PyrénéesOrientales, France) which is a significant south-western extension of its known range, approximately 400 km. The new locality is described, and recommendations are made for conservation of the species.
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The February 1996 earthquake sequence in the eastern Pyrenees: first results
Journal of Seismology, 1997An earthquake with local magnitude (ML) 5.2 occurred February 18, 1996 in the eastern Pyrenees (France) near the town of Saint-Paul de Fenouillet. This event is the first of this magnitude in France to be well recorded instrumentally. Less than 24 hours after the main shock, we installed a temporary network of 30 seismological stations in the ...
A. Rigo +6 more
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Snowdrift measurements in the Catalan eastern Pyrenees
1996Pendant les trois dernières saisons, une parcelle expérimentale située sur la station de ski La Molina, a été équipée pour étudier le transport de neige par le vent. On utilise les lois de la mécanique des fluides. Les profils de concentration expérimentaux sont comparés aux profils de concentration théorique.
Mases, M. +3 more
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The glaciers of the Central-Eastern Pyrenees
2022Josep Ventura, Valentí Turu
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