Iron ooids in the lower Ordovician Huk formation, Mj⊘sa district, Norway

References

• Bergström , S.M. 1989 . Use of graphical correlation for assessing event‐stratigraphic significance and trans‐Atlantic relationships of Ordovician K‐bentonites . Proceedings of the Academy of Sciences of the Estonian SSR, Geology , 38 : 55 – 59 .
   Google Scholar
• Bergström , S.M. , Huff , W.D. , Kolata , R.R. and Kaljo , D. 1992 . Silurian K‐bentonites in the Iapetus region: A preliminary event‐stratigraphic and tectonomagmatic assessment . Geologiska Föreningens i Stockholm Förhandlingar , 114 : 327 – 334 .
   Google Scholar
• Bj⊘rlykke , K. 1974 . Geochemical and mineralogical influence of Ordovician Island Arcs on epicontinantal clastic sedimentation. A study of Lower Palaeozoic sedimentation in the Oslo Region, Norway . Sedimentology , 21 : 251 – 272 .
   Web of Science ®Google Scholar
• Bruton , D.L. and Bockeli , J.F. 1980 . “ Geology and paleontology of the H⊘londa area, western Norway—a fragment of North America? ” . In The Caledonides in the USA , Virginia Polytechnic Institute and State University Department of Geological Sciences Memoirs 2 Edited by: Wones , D.R. 41 – 47 .
   Google Scholar
• Bruton , D.L. and Bockeli , J.F. 1982 . “ The L⊘kken‐H⊘londa‐St⊘ren areas ” . In Field excursion guide , Paleontological Contributions from the University of Oslo 279 Edited by: Bruton , D.L.. and Williams , S.H. 77 – 91 .
   Google Scholar
• Bruton , D.L. , Lindström , M. and Owen , A.W. 1985 . “ The Ordovican of Scandinavia ” . In The Caledonian Orogen ‐ Scandinavia and Related Areas , Edited by: Gee , D.G. and Sturt , B.A. 273 – 282 . Wiley .
   Google Scholar
• Chlebowski , R. 1971 . Petrography of the Ordovician deposits of the Bardo syncline in the southern part of the Swietokrzyskie Mountains . Archiwum Mineralogiczne , 29 : 195 – 292 . (In Polish with English summary.)
   Google Scholar
• Hessland , L. 1949 . Investigations of the Lower Ordovician of the Siljan District, Sweden. IV . Bulletin of the Geological Institutions of the University of Uppsala , 33 : 439 – 510 .
   Google Scholar
• Huff , W.D. , Bergström , S.M. and Kolata , D.R. 1992 . Gigantic Ordovician volcanic ash fall in North America and Europe: Biological, tectonomagmatic, and event‐stratigraphic significance . Geology , 20 : 875 – 878 .
   Web of Science ®Google Scholar
• Jaanusson , V. 1982 . “ Introduction to the Ordovician of Sweden ” . In Field excursion guide , Paleontological Contributions from the University of Oslo 279 Edited by: Bruton , D.L and Williams , S.H. 1 – 9 .
   Google Scholar
• Kimberley , M.M. 1989 . Exhalative origins of iron formations . Ore Geology Reviews , 5 : 13 – 145 .
   Google Scholar
• Kimberley , M.M. 1994 . Debate about ironstone: has solute supply been surficial weathering, hydrothermal convection, or exhalation of deep fluids? . Terra Nova , 6 : 116 – 132 .
   Web of Science ®Google Scholar
• Langmuir , C.H. , Bender , J.F. , Bence , A.E. , Hansen , G.H. and Taylor , S.R. 1977 . Petrogenesis of basalt from the FAMOUS area: Mid‐Atlantic ridge . Earth and Planetary Science Letters , 36 : 133 – 156 .
   Web of Science ®Google Scholar
• Larsson , K. 1973 . The Lower Viruan in the autochthonous Ordovician sequence of Jämtland . Sveriges Geologiska Undersökning C , 683 : 1 – 82 .
   Google Scholar
• Männil , R. 1966 . Istoriya razvitiya Baltiyskogo bassegna v ordovike. (Evolution of the Baltic basin during the Ordovician) , 201 Tallin : Eesti NSV Teaduste Akademia Geoloogia Instituut . (With English summary)
   Google Scholar
• Morad , S. and De Ros , L.P. 1994 . Geochemistry and diagenesis of stratabound calcite cement layers within the Rannoch Formation of the Brent Group, Murchison Field, North Viking Graben (northern North Sea) ‐ comment . Sedimentary Geology , 93 : 135 – 141 .
   Web of Science ®Google Scholar
• Neuman , R.B. 1984 . Geology and paleobiology of islands in the Ordovician Iapetus Ocean: Review and implications . Geological Society of America Bulletin , 95 : 1188 – 1201 .
   Web of Science ®Google Scholar
• Oftedahl , C. 1958 . A theory of exhalative‐sedimentary ores . Geologiska Föreningens i Stockholm Förhandlingar , 80 : 1 – 19 .
   Google Scholar
• Owen , A.W. , Bruton , D.L. , Bockeli , J.F. and Bockeli , T.G. 1990 . The Ordovician successions of the Oslo Region, Norway . Norges Geologiske Unders⊘kelse, Special Publication , 4 : 1 – 55 .
   Google Scholar
• Pedersen , R.B. , Bruton , D.L. and Furnes , H. 1992 . Ordovician faunas, island arcs and ophiolites in the Scandinavian Caledonides . Terra Nova , 4 : 217 – 222 .
   Web of Science ®Google Scholar
• Petranek , J. 1964 . Sedimentary iron ore in the Ordovician of Ejpovice, Bohemia . Sbornik Geologickych Ved , 2 : 39 – 153 .
   Google Scholar
• Petranek , J. , Duremberg , D. and Melka , K. 1988 . Oolitic iron ore deposits of Chrustenice (Ordovician, Bohemia) . Sbornik Geologickych Ved , 28 : 9 – 55 .
   Google Scholar
• Pulfrey , W. 1933 . The iron‐ore oolites and pisolites of North Wales . Quarterly Journal of the Geological Society of London , 89 : 401 – 430 .
   Google Scholar
• Roberts , D. , Grenne , T. and Ryan , P.D. 1984 . “ Ordovician marginal basin development in the central Norwegian Caledonides ” . In Marginal Basin Geology , Geological Society of London Special Publication 16 Edited by: Kokelaar , B.P. and Howells , M.F. 233 – 244 .
   Google Scholar
• Skjeseth , S. 1963 . Contributions to the geology of the Mj0sa district and the classical sparagmite area in southern Norway . Norges Geologiske Unders⊘kelse , 220 : 1 – 126 .
   Google Scholar
• Sturesson , U. 1986 . Lower Ordovician ferriferous ooids from northern Öland, Sweden . Geologiska Föreningens i Stockholm Förhandlingar , 108 : 331 – 348 .
   Google Scholar
• Sturesson , U. 1988 . Lower Ordovician ferriferous ooids from the Siljan district, Sweden . Bulletin of the Geological Institutes of the University of Uppsala, N.S. , 72 : 109 – 121 .
   Google Scholar
• Sturesson , U. 1989 . Coated grains in Lower Viruan limestone in Västergötland, central Sweden . Geologiska Föreningens i Stockholm Förhandlingar , 111 : 273 – 284 .
   Google Scholar
• Sturesson , U. 1992c . Volcanic ash: the source material for Ordovician chamosite ooids in Sweden . Journal of Sedimentary Petrology , 62 : 1084 – 1094 .
   Google Scholar
• Sturesson , U. 1992b . The Lower‐Middle Ordovician transition in south‐central Sweden: phosphorite and iron ooid formation induced by volcanic ash . Geologiska Föreningens i Stockholm Förhandlingar , 114 : 431 – 445 .
   Google Scholar
• Sturesson , U. in press . Llanvirnian (Ord.) iron ooids in Baltoscandia: element mobility and REE distribution patterns . Chemical Geology ,
   Web of Science ®Google Scholar
• Sturesson , U. and Bauert , H. 1994 . Origin and palaeogeographical distribution of the Viruan iron and phosphate ooids in Estonia: evidence from mineralogical and chemical compositions . Sedimentary Geology , 93 : 51 – 72 .
   Web of Science ®Google Scholar
• Thorslund , P. 1938 . Deep boring through the Cambro‐Silurian at File Haidar, Gotland . Sveriges Geologiska Undersökning C , 415 : 1 – 56 .
   Google Scholar
• Trythall , R. J.B. 1989 . “ The mid‐Ordovician oolitic ironstones of North Wales: A field guide ” . In Phanerozoic Ironstones , Geological Society of London Special Publication 46 Edited by: Young , T.P. and Taylor , W.E.G. 213 – 220 .
   Google Scholar
• Wood , D.A. , Tamey , J. , Varet , J. , Saunders , A.D. , Bougault , H. , Joron , J.L. , Treuil , M. and Cann , J.R. 1979 . Geochemistry of basalts drilled in the North Atlantic by IPOD Leg 49 implications for mantle inhomogenit . Earth and Planetary Science Letters , 42 : 77 – 97 .
   Web of Science ®Google Scholar