http://www.cnr.it/ontology/cnr/individuo/prodotto/ID28314
Early uplift history of the Abruzzi Apennines (central Italy): available geomorphological constraints. (Articolo in rivista)
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- Label
- Early uplift history of the Abruzzi Apennines (central Italy): available geomorphological constraints. (Articolo in rivista) (literal)
- Anno
- 2003-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/S1040-6182(02)00095-2 (literal)
- Alternative label
Galadini F., Messina P., Giaccio B., Sposato A. (2003)
Early uplift history of the Abruzzi Apennines (central Italy): available geomorphological constraints.
in Quaternary international
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- Galadini F., Messina P., Giaccio B., Sposato A. (literal)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#altreInformazioni
- Quaternary International Impact Factor 1.087 (literal)
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- Available stratigraphic and geomorphologic data
have permitted to make new hypotheses on the
Pliocene-Early Pleistocene history of the uplift and
normal faultingin the Abruzzi Apennines (central Italy)
and on the relationship between the two phenomena.
Stratigraphic data indicate that the intermontane
basins have formed since the Pliocene. The basin
evolution has been conditioned by the activity of faults
which were responsible for the formation of a dissected
landscape affected by deep basins and mountain slopes
which fed landslide deposits. This Plio-Quaternary
landscape resulted from the displacement of an older
paleolandscape (TPL), whose origin may be related
to erosional processes occurred at an elevation close to
the sea level, subsequent to the thrust phase in the
investigated area. The presence of remnants of
the TPL at high elevation (13501500m a.s.l.) indicates
a significant uplift (about 1000 m) since the Pliocene (age
of the first post-thrustingcontine ntal deposition). The
Pliocene basin formation as a result of the TPL
displacement and its synchroneity with the Abruzzi
Apennine uplift (after the TPL formation) suggest a
direct relationship between the two phenomena. In
particular, uplift is the probable main cause of normal
faulting. (literal)
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- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Titolo
- Early uplift history of the Abruzzi Apennines (central Italy): available geomorphological constraints. (literal)
- Abstract
- Remants of a flat paleolandscape of erosional origin (top paleolandscape, TPL) have been detected in the Abruzzi Apennines
(central Italy) at high elevations (13501500m a.s.l.). According to current views, the TPL formation occurred at an elevation close to sea level, and probably marks the first significant geomorphic event in the investigated sector. Since this erosional paleolandscape affects an already deformed pre-Pliocene marine substratum and different structural units, its formation occurred after the thrustfaulting phase, which affected the investigated area. The present elevation of the TPL remnants indicates a significant uplift following the formation of this geomorphic feature. This uplift began during the Pliocene (age of the first post-thrusting continental deposits, subsequent or sub-contemporaneous to the TPL and related to the formation of intermontane basins). Pliocene deposits have been found in the Turano, Salto, and Fucino basins. The origin of these basins was conditioned by the activity of normal faults, which affected and displaced the TPL duringthe Pliocene. Considering (1) that the TPL experienced uplift since the Pliocene and (2) that after the beginning of the uplift phase it was displaced during the Pliocene by the faults responsible for the evolution of the
mentioned basins, uplift of the Apennine chain and normal faultingare closely related. The analysis of the mentioned basins
permitted to hypothesise a succession of Plioceneearly Pleistocene geomorphic and tectonic events: (1) Pliocene formation of the
TPL at low elevation a.s.l.; (2) beginning of the uplift and displacement of the TPL due to the activity of normal faults; (3) formation
of the Turano, Salto, and Fucino Pliocene basins; (4) fault activity responsible for the displacement of the Pliocene deposits;
(5) erosional phase affectingall the investigated basins; (6) deposition of the Early Pleistocene units. (literal)
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