3D magnetotelluric modelling of the Alnö alkaline and carbonatite ring complex, central Sweden

Thirty-four broadband magnetotelluric stations were deployed across the Alno alkaline and carbonatite ring intrusion in central Sweden. The measurements were designed such that both 2D models along ...

[1]  Broadband Magnetotelluric Instruments for Near-surface and Lithospheric Studies of Electrical Conductivity: A Fennoscandian Pool of Magnetotelluric Instruments , 2008 .

[2]  A. Malehmir,et al.  Seismic methods in mineral exploration and mine planning — Introduction , 2012 .

[3]  R. Roberts,et al.  Magnetotelluric strike rules , 1987 .

[4]  L. B. Pedersen,et al.  Magnetotelluric measurements across the Sorgenfrei-Tornquist Zone in southern Sweden and Denmark , 2009 .

[5]  Alan G. Jones,et al.  RESEARCH NOTE: Improving Bahr's invariant parameters using the WAL approach , 2005 .

[6]  J. T. Smith,et al.  Magnetotelluric delineation of the Trillabelle massive sulfide body in Sudbury, Ontario , 1996 .

[7]  Alan G. Green,et al.  Joint inversions of three types of electromagnetic data explicitly constrained by seismic observations: results from the central Okavango Delta, Botswana , 2015 .

[8]  Brian R. Spies,et al.  Depth of investigation in electromagnetic sounding methods , 1989 .

[9]  J. Meert,et al.  Age and paleomagnetic signature of the Alnø carbonatite complex (NE Sweden): Additional controversy for the Neoproterozoic paleoposition of Baltica , 2006 .

[10]  M. J. Bas.  Sovite and alvikite; two chemically distinct calciocarbonatites C1 and C2 , 1999 .

[11]  Thomas Kalscheuer,et al.  Non-linear model error and resolution properties from two-dimensional single and joint inversions of direct current resistivity and radiomagnetotelluric data , 2010 .

[12]  U. Schmucker.  Substitute conductors for electromagnetic response estimates , 1987 .

[13]  H. Bibby,et al.  A magnetotelluric study of Mount Ruapehu volcano, New Zealand , 2009 .

[14]  L. Pedersen,et al.  Transformation of VLF anomaly maps into apparent resistivity and phase , 2003 .

[15]  H. Bibby,et al.  The magnetotelluric phase tensor , 2004 .

[16]  T. Katsube,et al.  The Longest Conductivity Anomaly in the World Explained: Sulphides in Fold Hinges Causing Very High Electrical Anisotropy , 1997 .

[17]  Alan D. Chave,et al.  Joint inversion of marine magnetotelluric and gravity data incorporating seismic constraints , 2009 .

[18]  Alan G. Jones,et al.  The Eyjafjallajökull volcanic system, Iceland: insights from electromagnetic measurements , 2014 .

[19]  R. Parker,et al.  Occam's inversion; a practical algorithm for generating smooth models from electromagnetic sounding data , 1987 .

[20]  J. H. Vuorinen.  The Alnö alkaline and carbonatitic complex, east central Sweden - a petrogenetic study , 2005 .

[21]  P. Kresten.  The Alnö complex: tectonics of dyke emplacement , 1980 .

[22]  M. Chouteau,et al.  Delineating mineralization and imaging the regional structure with magnetotellurics in the region of Chibougamau (Canada) , 1997 .

[23]  M. Yu. Smirnov,et al.  Magnetotelluric data processing with a robust statistical procedure having a high breakdown point , 2003 .

[24]  L. Barregard,et al.  Measurements and comparisons of gamma radiation doses in a high and a low (137)Cs deposition area in Sweden. , 2008, Journal of environmental radioactivity.

[25]  Vladimir I. Dmitriev,et al.  Models and Methods of Magnetotellurics , 2008 .

[26]  J. Craven,et al.  Exploration for unconformity-type uranium deposits with audiomagnetotelluric data : A case study from the McArthur River mine, Saskatchewan, Canada , 2006 .

[27]  John Clarke,et al.  Magnetotellurics with a remote magnetic reference , 1979 .

[28]  C. Farquharson,et al.  Three-dimensional inversion of magnetotelluric data for mineral exploration: An example from the McArthur River uranium deposit, Saskatchewan, Canada , 2009 .

[29]  A. Woolley,et al.  Fenitization at the Alnö carbonatite complex, Sweden; distribution, mineralogy and genesis , 1988 .

[30]  Pär Weihed,et al.  Regional structural profiles in the western part of the Palaeoproterozoic Skellefte Ore District, northern Sweden , 2007 .

[31]  Alireza Malehmir,et al.  The upper crustal 3-D resistivity structure of the Kristineberg area, Skellefte district, northern Sweden revealed by magnetotelluric data , 2013 .

[32]  H. Mattsson,et al.  Mineralogical and geochemical characterization of ashes from an early phase of the explosive September 2007 eruption of Oldoinyo Lengai (Tanzania) , 2010 .

[33]  Alan G. Jones,et al.  The magnetotelluric method : theory and practice , 2012 .

[34]  Karsten Bahr,et al.  Geological noise in magnetotelluric data: a classification of distortion types , 1991 .

[35]  Fernando A. Monteiro Santos,et al.  2D joint inversion of dc and scalar audio-magnetotelluric data in the evaluation of low enthalpy geothermal fields , 2007 .

[36]  A. Gérard,et al.  Geothermal study of reunion island: Audiomagnetotelluric survey , 1984 .

[37]  Christopher Juhlin,et al.  Seismic methods in mineral exploration and mine planning: A general overview of past and present case histories and a look into the future , 2012 .

[38]  Yongwimon Lenbury,et al.  Three-dimensional magnetotelluric inversion : data-space method , 2005 .

[39]  G. Palacky.  3. Resistivity Characteristics of Geologic Targets , 1988 .

[40]  K. Whaler,et al.  Magnetotelluric sounding of the Hikurangi Margin, New Zealand , 2001 .

[41]  L. Pedersen,et al.  Routine 2D inversion of Magnetotelluric data using the determinant of the impedance tensor , 2005 .

[42]  Alireza Malehmir,et al.  MT measurements in the western part of the Paleoproterozoic Skellefte Ore District, Northern Sweden: a contribution to an integrated geophysical study , 2009 .

[43]  J. Dawson.  The Gregory Rift Valley and Neogene—Recent Volcanoes of Northern Tanzania , 2008 .

[44]  Ari Tryggvason,et al.  Imaging the Kristineberg mining area with two perpendicular magnetotelluric profiles in the Skellefte Ore District, northern Sweden , 2013 .

[45]  L. Pedersen,et al.  Structure of the Central Scandinavian Caledonides and the underlying Precambrian basement, new constraints from magnetotellurics , 2008 .