Factpages Norwegian Offshore Directorate
Factpages Norwegian Offshore Directorate
Factpages Norwegian Offshore Directorate
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sodir.no          Norsk
05.11.2024 - 01:27
Time of last synchronization with Norwegian Offshore Directorate's internal systems

AKKAR MBR

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  • General information
    General information
    Attribute Value
    Lithostrat. unit
    The lithostratigraphic unit's official name.
    AKKAR MBR
    NPDID lithostrat. unit
    Norwegian Offshore Directorate's unique id for lithostratigraphic units.
    3
    Level
    Indicates the lithostratigraphic unit's level. Legal values: GROUP, FORMATION, MEMBER.
    MEMBER
    Lithostrat. unit, parent
    The parent lithostratigraphic unit's official name. See also level. Will be empty if Level = GROUP.

  • Description
    Akkar Member

     Origin of name
    Norwegian for “squid”.
    Well type section
    Norwegian well 7121/5-1 coordinates 71° 35'54.88"N, 21° 24'21.78"E (Fig 4.46) .
    Well reference section
    Norwegian well 7120/12-1 coordinates 71°6'48.71"N, 20° 45'20.13"E (Fig 4.47) .
    Thickness
    The gross thickness of the member is 55 m in the type well, and 38 m in the reference well.
    Lithology
    Grey to dark grey shales, interbedded sandstones, coal.
    Lower boundary definition
    The base of the Akkar Member (and the Fruholmen Formation ) is defined by a marked increase in gamma ray and neutron porosity logs, but often more moderate increases in interval transit time and bulk density readings.
    Age
    Norian (based on palynology).
    Depositional environment
    Open marine.
    Compiled from
    • Dalland, A., Worsley, D. and Ofstad, K. (eds.) 1988: A lithostratigraphic scheme for the Mesozoic and Cenozoic succession offshore mid- and northern Norway. NPD-Bulletin No. 4, 65 pp.
    • Dallmann, W. K. (ed.) 1999: Lithostratigraphic lexicon of Svalbard. Review and recommendations for nomenclature use. Upper Palaeozoic to Quaternary Bedrock. Norwegian Polar Institute, 318 pp.

  • Wellbores penetrating
    Wellbores penetrating
    Wellbore name
    Wellbore completion date
    Top depth [m]
    Bottom depth [m]
    12.10.1980
    2497
    2535
    28.09.1985
    2738
    2793
    19.01.2017
    2072
    2169
    25.02.2014
    2875
    2990
    16.12.2013
    1665
    1769

  • Wellbores with cores
    Wellbores with cores
    Wellbore name
    Wellbore completion date
    Core length [m]