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De Geerdalen Formation

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Journal Article
Journal: AAPG Bulletin
Published: 01 October 2014
AAPG Bulletin (2014) 98 (10): 1911-1941.
...T. G. Klausen; A. Mørk ABSTRACT The long and narrow island Hopen exposes mainly the Late Triassic De Geerdalen Formation, which is time-equivalent to the upper part of the Snadd Formation: a proven hydrocarbon reservoir in the Barents Sea. The De Geerdalen Formation on Hopen has previously been...
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Journal Article
Published: 01 May 2007
Journal of the Geological Society (2007) 164 (3): 581-597.
..., clockwise, tectonic rotation on a décollement in the underlying Botneheia Formation. The magnetostratigraphy is dominated by normal polarity in the uppermost Botneheia Formation and into the Tschermakfjellet and basal De Geerdalen formations. A substantial hiatus characterizes the Ladinian–Carnian boundary...
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Paleogeographic reconstruction of the <b>De</b> <b>Geerdalen</b> <b>Formation</b> at Hopen based...
Published: 01 October 2014
Figure 11 Paleogeographic reconstruction of the De Geerdalen Formation at Hopen based on log correlation, photomosaics, and channel measurements. Before the final abandonment of the De Geerdalen Formation (the maximum flooding surface initiated at 3), a relative rise in base level (1b) punctuates
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Micrographs of sandstones from the <b>De</b> <b>Geerdalen</b> <b>Formation</b>. (A) Optical micr...
Published: 01 April 2013
Figure 6 Micrographs of sandstones from the De Geerdalen Formation. (A) Optical micrograph (parallel polars) of quartz (Qtz)–cemented low-permeability sandstone; 901 m (2956 ft). The distribution of quartz cement and dissolution porosity is indicated by arrows. White = detrital quartz with quartz
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<b>De</b> <b>Geerdalen</b> <b>Formation</b> in Eastern Svalbard 1
Published: 01 January 1981
Table 2. De Geerdalen Formation in Eastern Svalbard 1
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—Carbonate replacement,  K , of feldspar,  F , in <b>De</b> <b>Geerdalen</b> <b>Formation</b> in...
Published: 01 January 1981
Fig. 2 —Carbonate replacement, K , of feldspar, F , in De Geerdalen Formation in Agardhbukta. Above feldspar grains is carbonate replacement of primary cherts. Scale bar is 100 μ .
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Porosity-permeability ( K ) plot of sandstones from the <b>De</b> <b>Geerdalen</b> <b>Format</b>...
Published: 01 April 2013
Figure 3 Porosity-permeability ( K ) plot of sandstones from the De Geerdalen Formation (green diamonds) and Knorringfjellet Formation (blue circles), based on plug measurements by Farokhpoor et al. (2010) .
Journal Article
Journal: Palynology
Published: 02 January 2019
Palynology (2019) 43 (1): 53-75.
... in the northern Barents Sea. The cores span the De Geerdalen, Flatsalen and Svenskøya formations (Kapp Toscana Group), which are equivalent to the Snadd to middle Fruholmen formations of the southern Barents Sea. Only cursory palynological study of the cores has been conducted previously, and no published...
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Journal Article
Journal: AAPG Bulletin
Published: 01 April 2013
AAPG Bulletin (2013) 97 (4): 577-596.
...Figure 6 Micrographs of sandstones from the De Geerdalen Formation. (A) Optical micrograph (parallel polars) of quartz (Qtz)–cemented low-permeability sandstone; 901 m (2956 ft). The distribution of quartz cement and dissolution porosity is indicated by arrows. White = detrital quartz with quartz...
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Journal Article
Journal: Geophysics
Published: 30 November 2017
Geophysics (2018) 83 (1): WA37-WA48.
... and liquid CO 2 injection. For the experiment, the low-porosity, low-permeability, naturally fractured core sample from the Triassic De Geerdalen Formation was acquired from the Longyearbyen CO 2 storage pilot at Svalbard, Norway. Stress dependence, hysteresis, and the influence of fluid-rock interactions...
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Journal Article
Journal: Palynology
Published: 03 April 2017
Palynology (2017) 41 (2): 230-254.
... Formation (De Geerdalen Formation equivalent). Samples from core 7830/5-U-1 yielded a well-preserved and taxonomically diverse palynomorph association indicative of an earliest Late Triassic (Carnian) age, consistent with previously published Rhenium-Osmium (Re-Os) dates from other cores drilled in the area...
Series: Geological Society, London, Special Publications
Published: 01 January 2016
DOI: 10.1144/SP434.11
EISBN: 9781862391581
... a). Fig. 2. Cranial roof impression (PMU 24149) of Cyclotosaurus sp. from the De Geerdalen Formation of Spitsbergen. ( a ) Original specimen in dorsal aspect; ( b ) the plaster cast positive of (a), commissioned by Carl Wiman; ( c ) a reconstructed outline of the complete cranium including digital...
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Journal Article
Published: 06 October 2015
Journal of the Geological Society (2016) 173 (1): 186-202.
... to the Julian-2 is located in the De Geerdalen Formation and the Isfjorden Member is confirmed as mostly Tuvalian-3 in age. The Aulisporites astigmosus pollen assemblage zone that marks the base of the CPE in the Tethys realm at the base of the Julian-2 is assigned to the Julian-1 in the Boreal region...
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Sedimentary core log of the <b>De</b> <b>Geerdalen</b> (units A and B) and Knorringfjelle...
Published: 01 April 2013
Figure 4 Sedimentary core log of the De Geerdalen (units A and B) and Knorringfjellet (units C–G) Formations in well Dh4. Basaltic layers are marked by hatched lines. SL marks the Slottet Bed at the base of the Knorringfjellet Formation (KFF), and BB marks the Brentskardhaugen phosphatic bed
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Comparison of the mean VGP directions for the <b>De</b> <b>Geerdalen</b> and the Tscherma...
Published: 01 May 2007
Fig. 14.  Comparison of the mean VGP directions for the De Geerdalen and the Tschermakfjellet formations and the MEE section (▵ with 95% confidence cones); with other relevant VGP data from Svalbard and continental Europe. The thick grey line is the mean European APW path from Torsvik et al
Series: Geological Society, London, Special Publications
Published: 01 January 2016
DOI: 10.1144/SP434.4
EISBN: 9781862391581
... on recorded access sites to the island made by Iversen (1941) (Fig. 1 ). The Svalbard archipelago had a palaeolatitude of around 55–65° N in the Late Triassic ( Scotese 1997 ; Torsvik et al. 2002 ; Feist-Burkhardt et al. 2008 ). The strata exposed on Hopen belong predominantly to the De Geerdalen...
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Three logs that show the facies, facies associations, and stratigraphic int...
Published: 01 October 2014
Figure 3 Three logs that show the facies, facies associations, and stratigraphic intervals of the De Geerdalen Formation at Hopen. The logs are gathered at (A) Binnedalen, (B) Johan Hjortfjell, and (C) Blåfjellet, as indicated in Figure  2 .
Journal Article
Published: 01 July 2014
Journal of Sedimentary Research (2014) 84 (7): 567-585.
... ). To the north, this clastic wedge extended as far as Spitsbergen, where sandstones with the same provenance are recorded in the time-equivalent De Geerdalen Formation ( Mørk et al. 1982 ; Steel and Worsley 1984 ; Nøttvedt et al. 1993 ; Mørk et al. 1999 ; Riis et al. 2008 ; Miller et al. 2012 ; Bue...
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Journal Article
Journal: GSA Bulletin
Published: 01 September 2008
GSA Bulletin (2008) 120 (9-10): 1305-1325.
... for the Deltadalen, Lusitaniadalen, and Vendomdalen members (with 95% confidence cones), compared with other relevant VGP data from Spitsbergen. Light-gray filled confidence cones are data from the Spitsbergen Middle and Upper Triassic (Botneheia Fm, Tschermakfjellet and De Geerdalen formations) from Hounslow et al...
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Magnetic susceptibility and natural remanent magnetization intensity (NRM) ...
Published: 01 May 2007
Geerdalen Formation and the Tschermakfjellet Formation (from Knarud 1980 ). Key to log is shown in Figure 3 .