http://www.cnr.it/ontology/cnr/individuo/prodotto/ID174828
Upper Miocene channel-fill deposits, Tempa della Pantanella, Italy (Contributo in volume (capitolo o saggio))
- Type
- Label
- Upper Miocene channel-fill deposits, Tempa della Pantanella, Italy (Contributo in volume (capitolo o saggio)) (literal)
- Anno
- 2007-01-01T00:00:00+01:00 (literal)
- Alternative label
A. Valente 1, G. Cavuoto 2, G. Nardi 2, and L. Martelli 3 (2007)
Upper Miocene channel-fill deposits, Tempa della Pantanella, Italy
in Atlas of Deep-Water Outcrops of the World: AAPG - American Association of Petroleum Geologists Special Publication., 2007
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- A. Valente 1, G. Cavuoto 2, G. Nardi 2, and L. Martelli 3 (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
- Atlas of Deep-Water Outcrops of the World: AAPG - American Association of Petroleum Geologists Special Publication. (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#volumeInCollana
- Note
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- 1 Dipartimento di Studi Geologici ed Ambientali -- Università degli Studi del Sannio, Benevento, Italy,
2 Dipartimento di Scienze della Terra -- Università \"Federico II\" Napoli, Italy,
3 Servizio Geologico, Sismico e dei Suoli -- Regione Emilia-Romagna, Bologna, Italy. (literal)
- Titolo
- Upper Miocene channel-fill deposits, Tempa della Pantanella, Italy (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#isbn
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autoriVolume
- NILSEN T.; SHEW R.; STEFFEN G.; STUDLICK J. (literal)
- Abstract
- Monte Sacro conglomerates are well exposed on the southern slopes of the Sacro Mountains in eastern Cilento, southern Italy.
These deposits overlie the Cilento Group (Langhian- Lower Tortonian) so they are likely younger than the Early Tortonian. The
formation extends from south to north for 8 km (5 mi) and the outcrop covers an area of about 15 km2 (5 mi2). Deposition occurred
in a small, structurally confined basin at the base of a north-dipping slope.
The primary deposits are coarse-grained channels. As the name implies (Monte Sacro conglomerates), the channels are characterized
by the presence of conglomerates, but they change downcurrent into finer sands and rare muds. The outcrop includes multiple,
stacked, coalescing channels with terraces; the total package is up to 600 m (1970 ft) thick but the individual channels range from
20 to 60 m (66-197 ft) thick and greater than 200 m (650 ft) wide. Numerous scoured surfaces are present and these are filled
with the coarsest sediments up to pebbly mudstones with boulders to 80 cm (31 in) (F1) and poorly sorted, crudely graded, pebbly
sandstones (F2). Other smaller scours, 0.5-2.0 m (1.6-6.5 ft) deep and only tens of meters (tens of feet) wide, occur within the
overall channel complex. They are filled, from base to top, with the following facies: coarse-grained sandstones (with local, large-scale
cross-stratification) (F6) that have crudely developed traction carpet deposits with minor grading (F4); structureless sandstones (F5);
and medium- to fine-grained horizontal beds with sharp tops and bases that grade to beds with Bouma sequences (F9b).
Non-channelized sandstones characterize the deposits lateral to the channels. There are a few conglomeratic zones in small convex-
upward lenses, but they pinch out into poorly sorted, coarse-grained sandstones (F2-3) and finally into less coarse, structureless,
medium- to fine-grained sandstones with pelitic (F9b) interbeds.
The multiple channels that are present are often incised into either sheet sandstones or into underlying channels. The
concentration/localization and the coarse fill of these channels indicates that there was a tectonic control on the development of the
Monte Sacro conglomerates. Development of this complex was likely in a \"braid-plain\" deep-water setting with multiple reactivation
surfaces. (literal)
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