Zobrazeno 1 - 10
of 90
pro vyhledávání: '"Jørgen A. Bojesen-Koefoed"'
Autor:
Lotte Melchior Larsen, Gunver Krarup Pedersen, Henrik Nøhr-Hansen, Asger Ken Pedersen, Jørgen A. Bojesen-Koefoed, Erik Vest Sørensen, Sofie Lindström
Publikováno v:
GEUS Bulletin, Vol 57, Pp 1-27 (2024)
Over long stretches of the north-east coast of Qeqertarsuaq (Disko), the sediments in the Nuussuaq Basin and their relations to the volcanic rocks are concealed beneath numerous landslides. Two cores south of Qullissat drilled by Falconbridge Ltd in
Externí odkaz:
https://doaj.org/article/8c8efbf247fa498f9e12ac7a39b298f7
Autor:
Jørgen A. Bojesen-Koefoed, Peter Alsen, Morten Bjerager, Jussi Hovikoski, Peter N. Johannessen, Henrik Nøhr-Hansen, Henrik I. Petersen, Stefan Piasecki, Henrik Vosgerau
Publikováno v:
GEUS Bulletin, Vol 55, Pp 1-24 (2023)
The Oxfordian–Ryazanian was a period of widespread deposition of marine organic-rich mudstones in basins formed during the early phases of the rifting that heralded the formation of the present-day North Atlantic. Occasionally, uninterrupted deposi
Externí odkaz:
https://doaj.org/article/39e7773b6dc44d62b2fb01027713bc7a
Autor:
Jussi Hovikoski, Jon R. Ineson, Mette Olivarius, Jørgen A. Bojesen-Koefoed, Stefan Piasecki, Peter Alsen
Publikováno v:
GEUS Bulletin, Vol 55, Pp 1-20 (2023)
Two drill cores spanning the Upper Jurassic – Lower Cretaceous succession in Wollaston Forland, North-East Greenland, offer an insight into mud accumulation in an evolving distal fault block. Previous studies have revealed the presence of long-last
Externí odkaz:
https://doaj.org/article/58b75f2b597b45c69444843e80dca71e
Autor:
Jørgen A. Bojesen-Koefoed, Peter Alsen, Morten Bjerager, Jussi Hovikoski, Jon R. Ineson, Peter N. Johannessen, Mette Olivarius, Stefan Piasecki, Henrik Vosgerau
Publikováno v:
GEUS Bulletin, Vol 55, Pp 1-8 (2023)
Two fully cored boreholes, the Rødryggen-1 and the Brorson Halvø-1, were drilled in Wollaston Forland, North-East Greenland, in 2009 and 2010, respectively. The objective was to test the stratigraphic development of the Upper Jurassic – Lower Cre
Externí odkaz:
https://doaj.org/article/4ffbb370ddd64d6aa3c42e2ece45f1db
Publikováno v:
GEUS Bulletin, Vol 49, Pp 1-20 (2022)
The aim of this study is to elucidate the character of the earliest phases of Jurassic rifting in North-East Greenland. To achieve this, detailed sedimentological analysis and geological mapping were undertaken on the outcrops of central Kuhn Ø (74
Externí odkaz:
https://doaj.org/article/e543be2f365349e8bffc9ae470e0b67b
Publikováno v:
GEUS Bulletin, Vol 47, Pp 1-20 (2021)
A new inventory on onshore petroleum seeps and stains in Greenland has been released by the Geological Survey of Denmark and Greenland as a web-based GIS model on the Greenland Mineral Resources Portal: Petroleum Seeps and Stains in Greenland. Knowle
Externí odkaz:
https://doaj.org/article/ffc129b1c23742b9bc31730b33121073
Publikováno v:
GEUS Bulletin, Vol 44, Iss 0, Pp 1-21 (2020)
The Nuussuaq Basin in West Greenland has an obvious exploration potential. Most of the critical elements are well documented, including structures that could form traps, reservoir rocks, seals and oil and gas seepage that documents petroleum generati
Externí odkaz:
https://doaj.org/article/cdf1cb80376b47ac957cbe8418a94f68
Autor:
Jørgen A. Bojesen-Koefoed, Morten Bjerager, H. Peter Nytoft, Henrik I. Petersen, Stefan Piasecki, Anders Pilgaard
Publikováno v:
Geological Survey of Denmark and Greenland Bulletin, Vol 42, Pp 085-113 (2018)
The marine, mudstone-dominated Hareelv Formation (Upper Jurassic) of Jameson Land, East Greenland is a representative of the widespread Kimmeridge Clay Formation equivalents, sensu lato, known from the greater North Atlantic region, western Siberia a
Externí odkaz:
https://doaj.org/article/92c2cf854ccd4c0583f1f5a5810c7baf
Publikováno v:
Geological Survey of Denmark and Greenland Bulletin, Vol 42, Pp 007-014 (2018)
The Geological Survey of Denmark and Greenland (GEUS) successfully drilled the fully cored Blokelv-1 borehole in the central part of the Jameson Land Basin in East Greenland, targeting the Upper Jurassic, rich source-rock interval of the Hareelv Form
Externí odkaz:
https://doaj.org/article/f08086979f434cabab1f40d8fbc8c5a4
Autor:
Morten Bjerager, Peter Alsen, Jørgen A. Bojesen-Koefoed, Tove Nielsen, Stefan Piasecki, Anders Pilgaard
Publikováno v:
Geological Survey of Denmark and Greenland Bulletin, Vol 42, Pp 149-168 (2018)
Data from the recently drilled, fully cored Blokelv-1 borehole and previous cored boreholes in the Upper Jurassic of Jameson Land, central East Greenland, are integrated with published field studies to address the depositional evolution of the Jameso
Externí odkaz:
https://doaj.org/article/168cc56e491e484e870119864586e782