geradores. Principais potenciais geradores. Selante. GPEP, 1986. Synthesis Chart published by the Portuguese. Oil Agency (GPEP) in 1986, based in previous.
THE LUSITANIAN BASIN (PORTUGAL): A NEW SYNTHETIC LITHOSTRATIGRAPHIC AND GEODYNAMIC CHART Rui PENA DOS REIS (Univ. Coimbra, Portugal) Nuno PIMENTEL (Univ. Lisboa, Portugal) A.J.V. GARCIA (Univ. Fed. Sergipe, Brasil)
ATLANTIS MAPG Convention, Marrakesh, 28-31 October 2007
LUSITANIAN BASIN (Portugal)
GEODYNAMIC FRAMEWORK OF IBERIA IN UPPER TRIASIC
ATLANTIC
IBERIA
Modif. de Ziegler, 1988
MOROCCO
TETHYS N AFRICA
Modif. Ziegler, 1988
La Coruña
Banco da Galiza
Vigo
The Lusitanian Basin in the western atlantic margin and its relationship with other neighbouring western iberian Mesozoic sedimentary basins.
Monte de Vigo
Porto
Monte de Porto
100 km
BasinsMesozóicas e Terciárias Bacias Soco Hercínico Basement Lisboa Planície abissal do Tejo
Horst das Berlengas Batimetria em metros
TRANSVERSE PROFILE OF THE IBERIAN MARGIN, AT THE NORTH-EASTERN ATLANTIC MARGIN L u s i t a n i a n Outern domain (deep-off-shore)
B a s i n Inner domain
Structural high (Berlenga)
(on-shore and shallow off-shore)
Sea-level UC
LC
Highly stretched Lower and Upper Crust
Ribeiro, 1990
Less stretched Lower and Upper Crust RIBEIRO, 1990
MAIN FORMER CHARTS WITH THE STRATIGRAPHIC FRAMEWORK FOR THE LUSITANIAN BASIN
Partial stratigraphic synthesis charts published in 1980, based on previous works by several authors.
CRETACEOUS UPPER JURASSIC
Synthesis Chart published by the Portuguese Oil Agency (GPEP) in 1986, based in previous publications and oil exploration unpublished data
Principais potenciais geradores
Principais potenciais geradores
Selante
SOURCE ROCK
RESERVOIR
GPEP, 1986
Synthesis proposed by R.C.L. Wilson in 1988, based on previous works by P.Choffat, C.Palain, G.Manupella, J.Rey, M.Ramalho, R.Rocha, F.Guery, GPEP, and others.
Chart from Milupobas Contract, developed by academics (Rocha et al.) for the Portuguese Oil Agency (GPEP, 1996)
Integration of the Lusitanian Basin Chart with other Western Iberian basins and ODP boreholes data (Pinheiro et al., 1996)
Stratigraphic Chart presented by Kullberg (2002), based on previous works by several authors
F.Lourinhã F.Abadia F.Montejunto
Subs.tectónica
Kullberg (2002)
Partial stratigraphic synthesis charts published in Azeredo et al. 2003 & Rey et al. 2005, based on previous works by several authors.
CRETACEOUS
LOWER and MIDDLE JURASSIC
NEW LITOSTRATIGRAPHIC CHART by Pena dos Reis, Pimentel & Garcia (2007)
Fine
SILICICLASTICS Coarse
CARBONATES
50 km
MAGMATISM 3rd CYCLE ALCALINE
GEODYNAMIC EVOLUTION Inversion beginning
Passive Margin 3rd Oceanic Rupture 2nd Oceanic Rupture 2nd CYCLE TRANSITIONAL Alcali/Olivinic
1st Oceanic Rupture Subsidence in Pull apart basins
Tectonic Instability
1st CYCLE TOLEITIC
Platform prograding to the W over Ramp
Thermal Subsidence
NW Ramp tilting
Tectonic subsidence
Independent blocks