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Hidra

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Journal Article

Metasomatic thorite and uraninite inclusions in xenotime and monazite from granitic pegmatites, Hidra anorthosite massif, southwestern Norway: Mechanics and fluid chemistry

Callum J. Hetherington, Daniel E. Harlov
Published: 01 May 2008
American Mineralogist (2008) 93 (5-6): 806–820.
DOI: https://doi.org/10.2138/am.2008.2635
...Callum J. Hetherington; Daniel E. Harlov Abstract Thorite and uraninite inclusions are documented in metasomatized regions in three xenotime crystals and one monazite crystal collected from three granitic pegmatites hosted within an anorthosite intrusion located on the island of Hidra, southwestern...
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Cromarty Field – Base <span class="search-highlight">Hidra</span> depth (feet). Well 13&#x2F;30-3 encountered 67′ of g...

Cromarty Field – Base Hidra depth (feet). Well 13/30-3 encountered 67′ of g...

Published: 01 September 2000
Fig. 10. Cromarty Field – Base Hidra depth (feet). Well 13/30-3 encountered 67′ of gas column in the Kopervik Sandstone. Note that 13/30-3 is outside the area of closure at Base Hidra, with spill at Base Hidra to SW of field (dashed line).
Journal Article

Formation of orthopyroxene-Fe-Ti oxide symplectites in Precambrian intrusives, Rogaland, southwestern Norway

Michael Barton, Chris Van Gaans
Published: 01 October 1988
American Mineralogist (1988) 73 (9-10): 1046–1059.
...Michael Barton; Chris Van Gaans Abstract Petrographic and mineral chemical data are presented for orthopyroxene-Fe-Ti oxide symplectites in three intrusive bodies from southwestern Norway: the Bjerkreim-Sokndal lopolith, the Hidra anorthosite, and the Lyngdal hyperite. Detailed studies...
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Geological map of <span class="search-highlight">Hidra</span> Island with pegmatite locations. The granitic pegma...

Geological map of Hidra Island with pegmatite locations. The granitic pegma...

Published: 01 March 2017
Fig. 5. Geological map of Hidra Island with pegmatite locations. The granitic pegmatites are hosted by anorthosite and leuconorite of the Rogaland Igneous Complex (RIC).
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Schematic map of the geology of <span class="search-highlight">Hidra</span> and location of sampled granitic pegm...

Schematic map of the geology of Hidra and location of sampled granitic pegm...

Published: 01 May 2008
F igure 1. Schematic map of the geology of Hidra and location of sampled granitic pegmatites.
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West to east Britannia Field correlation section: upper Valhall–<span class="search-highlight">Hidra</span> forma...

West to east Britannia Field correlation section: upper Valhall–Hidra forma...

Published: 01 December 2000
Fig. 8 West to east Britannia Field correlation section: upper Valhall–Hidra formations.
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Hannay Field – Top Kopervik depth (feet). Created by adding Base <span class="search-highlight">Hidra</span> to T...

Hannay Field – Top Kopervik depth (feet). Created by adding Base Hidra to T...

Published: 01 September 2000
Fig. 8. Hannay Field – Top Kopervik depth (feet). Created by adding Base Hidra to Top Kopervik Sandstone isopach from 20/5c-6 to Base Hidra depth surface. Stippling shows area of closure.
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Cromarty Field – N–S seismic line. Note time closure at Base <span class="search-highlight">Hidra</span> to north...

Cromarty Field – N–S seismic line. Note time closure at Base Hidra to north...

Published: 01 September 2000
Fig. 11. Cromarty Field – N–S seismic line. Note time closure at Base Hidra to northeast (right of section), but not to southwest (left of section). No interpretation of Top Kopervik Sandstone has been made. Time-scale is TWT.
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(A) Southwest–northeast-oriented two-dimensional seismic cross section from...

(A) Southwest–northeast-oriented two-dimensional seismic cross section from...

Published: 01 October 2014
Figure 14 (A) Southwest–northeast-oriented two-dimensional seismic cross section from the Hidra high to the Sørvestlandet high, showing gamma-ray logs along well penetrations; (B) southwest–northeast-oriented well log correlation and facies interpretation from the Hidra high to the Sørvestlandet
Journal Article

Crystal chemistry and microfeatures of gadolinite imprinted by pegmatite formation and alteration evolution

Nenad Tomašić, Radek Škoda, Vladimir Bermanec, Marin Šoufek
Published: 01 November 2020
American Mineralogist (2020) 105 (11): 1647–1655.
DOI: https://doi.org/10.2138/am-2020-7355
... geological outline after Bugge (1978) . The Hidra pegmatite is situated on the island of Hidra and intrudes anorthosite/leuconorite of the Rogaland Igneous Complex. The Rogaland complex is hosted by gneisses of the Sveconorwegian ages ( Hetherton and Harlov 2008 ) to which the magmatic suite does...
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The Kopervik fairway, Moray Firth, UK

Adam Law, Anne Raymond, Gillian White, Alan Atkinson, Madelaine Clifton, Tony Atherton, I.a.n. Dawes, Ernest Robertson, Angela Melvin, Sharon Brayley
Published: 01 September 2000
Petroleum Geoscience (2000) 6 (3): 265–274.
DOI: https://doi.org/10.1144/petgeo.6.3.265
...Fig. 10. Cromarty Field – Base Hidra depth (feet). Well 13/30-3 encountered 67′ of gas column in the Kopervik Sandstone. Note that 13/30-3 is outside the area of closure at Base Hidra, with spill at Base Hidra to SW of field (dashed line). ...
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Summary of the new stratigraphic guide to the Chalk Group in the UK and Norwegian sectors of the North Sea

Felix M. Gradstein, Colin N. Waters
Published: 07 December 2018
Proceedings of the Yorkshire Geological Society (2019) 62 (3): 187–194.
DOI: https://doi.org/10.1144/pygs2018-011
... in the Norwegian sector. The Chalk Group in the UK sector of the North Sea comprises the Hidra Formation, Herring Formation, Lamplugh Formation, Jukes Formation, Rowe Formation, Mackerel Formation, Tor Formation and Ekofisk Formation ( Figs 3 – 5 ). All units may be correlated with distinct biostratigraphic...
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Map of Ula trend. Upper Jurassic Ula sands were deposited on a shallow-wate...

Map of Ula trend. Upper Jurassic Ula sands were deposited on a shallow-wate...

Published: 01 March 2006
Figure 1 Map of Ula trend. Upper Jurassic Ula sands were deposited on a shallow-water platform on the hanging wall of the Hidra fault system, which separates the Sydvestlandet Platform from the Central Graben.
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BSE images of the gadolinite samples depicting various inhomogeneity patter...

BSE images of the gadolinite samples depicting various inhomogeneity patter...

Published: 01 November 2020
Figure 5. BSE images of the gadolinite samples depicting various inhomogeneity patterns observed at microscopic scale: ( a and b ) Kåbuland, ( c and d ) Høydalen, ( e1–e4 ) plagioclase within Høydalen gadolinite—element maps for Na, Al, Y, and Fe, and ( f and g ) Hidra.
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Seismic traverse across 13/29b Blake extension. See Fig. 12 for location....

Seismic traverse across 13/29b Blake extension. See Fig. 12 for location....

Published: 01 September 2000
Fig. 13. Seismic traverse across 13/29b Blake extension. See Fig. 12 for location. Note ‘mound-like’ reflections beneath Base Hidra that were tested by 13/29b-6 (at turning point A’ of traverse). Time-scale is TWT.
Journal Article

Shallow-marine reservoir development in extensional diapir-collapse minibasins: An integrated subsurface case study from the Upper Jurassic of the Cod terrace, Norwegian North Sea

Aruna S. Mannie, Christopher A.-L. Jackson, Gary J. Hampson
Journal: AAPG Bulletin
Published: 01 October 2014
AAPG Bulletin (2014) 98 (10): 2019–2055.
DOI: https://doi.org/10.1306/03201413161
...Figure 14 (A) Southwest–northeast-oriented two-dimensional seismic cross section from the Hidra high to the Sørvestlandet high, showing gamma-ray logs along well penetrations; (B) southwest–northeast-oriented well log correlation and facies interpretation from the Hidra high to the Sørvestlandet...
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The Sveconorwegian Pegmatite Province – Thousands of Pegmatites Without Parental Granites

Axel MÜller, Rolf L. Romer, Rolf-Birger Pedersen
Published: 01 March 2017
The Canadian Mineralogist (2017) 55 (2): 283–315.
DOI: https://doi.org/10.3749/canmin.1600075
...Fig. 5. Geological map of Hidra Island with pegmatite locations. The granitic pegmatites are hosted by anorthosite and leuconorite of the Rogaland Igneous Complex (RIC). ...
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Generalized stratigraphy of the Lower Cretaceous of the Central North Sea. ...

Generalized stratigraphy of the Lower Cretaceous of the Central North Sea. ...

Published: 01 September 2000
. The most significant flooding events are the Ryazanian Kimmeridge Clay, the Barremian Hauptblatterton/Munk Marl, the Early Aptian Ewaldi Marl, and the Cenomanian Hidra Formation. The most significant unconformities are in the Late Jurassic (‘Late Kimmerian’) and Late Albian (‘Austrian’). Eight major
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Plot of ( REE  + Y + P) vs . (Th + U + Si + Pb) (in apfu, on a 4 oxygen ba...

Plot of ( REE  + Y + P) vs . (Th + U + Si + Pb) (in apfu, on a 4 oxygen ba...

Published: 01 August 2017
Fig. 2. Plot of ( REE  + Y + P) vs . (Th + U + Si + Pb) (in apfu, on a 4 oxygen basis) for unaltered (Mnz1) and altered (Mnz2) monazite, showing different BSE intensities, and ThSiO 4 associated with the dark zones. Monazite-ThSiO 4 data for Hidra pegmatite ( Hetherington and Harlov, 2008
Journal Article

Chemical Compositions of Natural Uraninite

Paul Alexandre, Kurt Kyser, Daniel Layton-Matthews, Brian Joy, Yulia Uvarova
Published: 01 July 2015
The Canadian Mineralogist (2015) 53 (4): 595–622.
DOI: https://doi.org/10.3749/canmin.1500017
...: Aricheng (Guyana); 13: Roode, Hidra (Norway); 14: Scmeidelberg, Erzgebirge, Schneeberg, Wolsendorf (Germany); 15: Jáchymov, Pribram (Czech Republic); 16: Oklo (Gabon); 17: Kasola (Congo); 18: Liueryiqi (Jiangxi, China); 19: Koongara (NT, Australia). TABLE 1. LIST OF DEPOSITS FROM WHICH URANINITE...
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