tab contribution id doi version timestamp magic_version contributor author description 5777 10.1029/93JB01089 1 2006-12-21T10:40:21.000Z 2.2 @magic >>>>>>>>>> tab delimited er_locations er_location_name location_type location_begin_lat location_begin_lon location_end_lat location_end_lon continent_ocean country region village_city terrane geological_province_section location_class location_lithology location_description er_citation_names Berriasian-Valanginian Point Smellie Lavas Outcrop -62.7 298.9 -62.7 298.9 Antarctica Antarctica South Shetland Islands Livingston Island Antarctic Peninsula Point Smellie Lavas Extrusive Andesite Berriasian-Valanginian age. This study Bone Bay Intrusions Outcrop -63.6 300.9 -63.6 300.9 Antarctica Antarctica Northern Graham Land Antarctic Peninsula Bone Bay Intrusions Intrusive Granite : mafic dykes Extent >15 km. This study Cape Tuxen Intrusions Outcrop -65.3 296 -65.3 296 Antarctica Antarctica Penola Strait Antarctic Peninsula Intrusive Gabbro : gronodiorite Granodiorite dykes intrude gabbro. This study Charlotte Bay Intrusions Outcrop -64.6 298.5 -64.6 298.5 Antarctica Antarctica Gerlache Strait Antarctic Peninsula Charlotte Bay Intrusions Intrusive Gabbro : Monzonite : maficdyke This study Chester Cone, Usnea Plugs Outcrop -62.6 298.9 -62.6 298.9 Antarctica Antarctica South Shetland Islands Livingston Island Antarctic Peninsula Chester Cone and Usnea Plugs Intrusive hornblende-andesite : diabase Cut by rhyolite flow (Rb-Sr 111+/-4 Ma). This study Joinville Island Intrusions Outcrop -63.3 304.2 -63.3 304.2 Antarctica Antarctica Northern Graham Land Antarctic Peninsula Joinville Island Intrusions Intrusive Gabbro : maficdyke Age estimated at c. 90 Ma. This study Laager Point Sediments Outcrop -62.6 298.9 -62.6 298.9 Antarctica Antarctica South Shetland Islands Livingston Island Antarctic Peninsula Laager Point Sediments Sedimentary Sandstone : Siltstone Berriasian to Valanginian. This study Low Island Sediments Outcrop -63.2 297.8 -63.2 297.8 Antarctica Antarctica South Shetland Islands Antarctic Peninsula Low Island Sediments Sedimentary Sandstone : Siltstone Oxfordian age. Intruded by granodiorite (121+/-3 Ma). This study Moot Point Intrusions, Comp.A Outcrop -65.2 296 -65.2 296 Antarctica Antarctica Penola Strait Antarctic Peninsula Moot Point Intrusions Intrusive Granodiorite : mafic dykes Mafic dykes intrude diorite body. This study Moot Point Intrusions, Comp.B Outcrop -65.2 296 -65.2 296 Antarctica Antarctica Penola Strait Antarctic Peninsula Moot Point Intrusions Intrusive Granodiorite : mafic dykes Mafic dykes intrude diorite body. This study Mount Banck Granite, Comp.A Outcrop -64.9 297 -64.9 297 Antarctica Antarctica Gerlache Strait Antarctic Peninsula Mount Banck Granite Intrusive Granite This study Mount Banck Granite, Comp.B Outcrop -64.9 297 -64.9 297 Antarctica Antarctica Gerlache Strait Antarctic Peninsula Mount Banck Granite Intrusive Granite This study Mount Flora Formation, Hope Bay Outcrop -63.4 303 -63.4 303 Antarctica Antarctica Northern Graham Land Antarctic Peninsula Mount Flora Formation Sedimentary Siltstone This study Rasmussen Island Intrusions Outcrop -65.3 295.9 -65.3 295.9 Antarctica Antarctica Penola Strait Antarctic Peninsula Rasmussen Island Intrusions Intrusive Granite : mafic dyke This study Sealer Hill Plugs Outcrop -62.7 298.9 -62.7 298.9 Antarctica Antarctica South Shetland Islands Livingston Island Antarctic Peninsula Sealer Hill Plugs Intrusive Andesite : diabase This study Snow Island Volcanics Outcrop -62.7 299.8 -62.7 299.8 Antarctica Antarctica South Shetland Islands Antarctic Peninsula Snow Island Volcanics Extrusive : Sedimentary Basalt : Andesite Overlie Lower Cretaceous rocks. This study South Beaches Berriasian-Valanginian Rocks Outcrop -62.7 298.9 -62.7 298.9 Antarctica Antarctica South Shetland Islands Livingston Island Antarctic Peninsula Sedimentary : Intrusive Sandstone : Andesite Berriasian to Valanginian. This study Valanginian-Hauterivian Point Smellie Lavas Outcrop -62.7 298.9 -62.7 298.9 Antarctica Antarctica South Shetland Islands Livingston Island Antarctic Peninsula Point Smellie Lavas Sedimentary Siltstone Valanginian to Hauterivian. Folding pre-Berremian. This study Vietor Rock Lavas Outcrop -62.7 298.9 -62.7 298.9 Antarctica Antarctica South Shetland Islands Livingston Island Antarctic Peninsula Vietor Rock Lavas Extrusive Extrusives This study >>>>>>>>>> tab delimited er_ages er_location_name age_range_low age_range_high age_unit timescale_eon timescale_era timescale_period timescale_epoch timescale_stage age_description magic_method_codes er_timescale_citation_names er_citation_names Cape Tuxen Intrusions 83 86 Ma Phanerozoic Mesozoic Cretaceous Late Cretaceous U-Pb gabbro age 85+/-1 Ma; granodiorite 84. 5+/-1 Ma. GM-UPB Gradstein et al. 2004 This study Moot Point Intrusions, Comp.A 105 107 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous U-Pb age of diorite 106+/-1 Ma. GM-UPB Gradstein et al. 2004 This study Moot Point Intrusions, Comp.B 105 107 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous U-Pb age of diorite 106+/-1 Ma. GM-UPB Gradstein et al. 2004 This study Rasmussen Island Intrusions 116 118 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous U-Pb age of granite 117+/-1 Ma. GM-UPB Gradstein et al. 2004 This study Charlotte Bay Intrusions 107 123 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous U-Pb age on monzonite 115+/-8 Ma. GM-UPB Gradstein et al. 2004 This study Mount Banck Granite, Comp.A 127 135 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous Rb-Sr isochron 131+/-4 Ma. GM-RBSR Gradstein et al. 2004 This study Mount Banck Granite, Comp.B 127 135 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous Rb-Sr isochron 131+/-4 Ma. GM-RBSR Gradstein et al. 2004 This study Mount Flora Formation, Hope Bay 176 200 Ma Phanerozoic Mesozoic Jurassic Early Jurassic GM-FOSSIL Gradstein et al. 2004 This study Joinville Island Intrusions 70 110 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous : Late Cretaceous GM-CC-STRAT Gradstein et al. 2004 This study Bone Bay Intrusions 159 161 Ma Phanerozoic Mesozoic Jurassic Middle Jurassic Rb-Sr whole rock 160+/-1 Ma. GM-RBSR Gradstein et al. 2004 This study Snow Island Volcanics 65 100 Ma Phanerozoic Mesozoic Cretaceous Late Cretaceous GM-CC-STRAT Gradstein et al. 2004 This study Low Island Sediments 155 161 Ma Phanerozoic Mesozoic Jurassic Late Jurassic Oxfordian GM-FOSSIL Gradstein et al. 2004 This study Berriasian-Valanginian Point Smellie Lavas 136 146 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous Berriasian - Valanginian GM-FOSSIL Gradstein et al. 2004 This study Valanginian-Hauterivian Point Smellie Lavas 130 140 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous Valanginian - Hauterivian GM-FOSSIL Gradstein et al. 2004 This study Chester Cone, Usnea Plugs 105 120 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous K-Ar ages range 107+/-4 to 116+/-5 Ma. GM-KAR Gradstein et al. 2004 This study Vietor Rock Lavas 103 111 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous 40Ar/39Ar age 104 Ma; K-Ar average 107+/-4 Ma. GM-ARAR : GM-KAR Gradstein et al. 2004 This study Laager Point Sediments 136 146 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous Berriasian - Valanginian GM-FOSSIL Gradstein et al. 2004 This study South Beaches Berriasian-Valanginian Rocks 136 146 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous Berriasian - Valanginian GM-FOSSIL Gradstein et al. 2004 This study Sealer Hill Plugs 104 112 Ma Phanerozoic Mesozoic Cretaceous Early Cretaceous Diabase 40Ar/39Ar 111 Ma; K-Ar 108+/-4 Ma. GM-ARAR : GM-KAR Gradstein et al. 2004 This study >>>>>>>>>> tab delimited er_citations MAGIC00394559 er_citation_name long_authors year title citation_type journal volume pages book_title book_editors publisher city iaga_database iaga_ref_no This study Grunow, A.M. 1993 New paleomagnetic data from the Antarctic Peninsula and their tectonic implications Journal Journal of Geophysical Research 98 13,815-13,833 GPMDB 2859 As & Zijderveld 1958 As, J.A. and Zijderveld, J.D.A. 1958 Magnetic cleaning of rocks in paleomagnetic research Journal Geophysical Journal International 1 308-319 Collinson 1983 Collinson, D.W. 1983 Book 503 Methods in rock magnetism and Paleomagnetism: Techniques and instrumentation Chapman and Hall London Cox & Doell 1960 Cox, A. and Doell, R.R. 1960 Review of paleomagnetism Journal Geological Society of America Bulletin 71 645 Gradstein et al. 2004 Gradstein, F.M., Ogg, J.G. and Smith, A.G. 2004 Book 588 A Geologic Time Scale Cambridge University Press Cambridge McElhinny & McFadden 2000 McElhinny, M.W. and McFadden, P.L. 2000 Serial Book International Geophysics Series 73 1-1 Paleomagnetism: continents and oceans Dmowska, R., Holton, J.R. and Rossby, H.T. Academic Press San Diego Wilson 1961 Wilson, R.L. 1961 Palaeomagnetism in Northern Ireland, Part I. The thermal demagnetization of natural magnetic moments in rocks Journal Geophysical Journal London 5 45-58 >>>>>>>>>> tab delimited pmag_results pmag_result_name er_location_names data_type fold_test conglomerate_test contact_test reversal_test rock_magnetic_test pole_comp_name average_lat average_lon average_age_low average_age_high average_age_unit average_inc average_dec average_alpha95 average_n average_nn average_k vgp_lat vgp_lon vgp_dp vgp_dm tilt_correction tilt_k_ratio tilt_n tilt_inc_corr tilt_dec_corr tilt_k_corr tilt_alpha95_corr tilt_inc_uncorr tilt_dec_uncorr tilt_k_uncorr tilt_alpha95_uncorr fold_test_significance percent_reversed antipodal normal_inc normal_dec normal_n normal_k normal_alpha95 reversed_inc reversed_dec reversed_n reversed_k reversed_alpha95 iaga_database iaga_res_no result_description magic_method_codes er_citation_names 7443 Cape Tuxen Intrusions i ND ND ND ND M -65.3 296 83 86 Ma -75.2 4.7 4.2 6 36 260 86.4 332.3 7.5 7.5 0 0 GPMDB 7443 Thermal to 580C, AF + thermal, characteristic component. IRM (sat. 0. 2T). LP-DC4 : DE-VGP : LT-AF-Z : LT-T-Z This study 7444 Moot Point Intrusions, Comp.A i ND ND ND ND M A -65.2 296 105 107 Ma -71.2 23.8 3.9 5 32 379 75.3 0.3 7.2 7.2 0 0 GPMDB 7444 A Component. Thermal to 580C, characteristic component. IRM (sat. 0. 2T). LP-DC4 : DE-VGP : LT-T-Z This study 7445 Moot Point Intrusions, Comp.B i ND ND ND Ro M B -65.2 296 45 65 Ma -76.3 297.2 5.9 13 51 64.2 179.3 10 10.8 0 8 GPMDB 7445 B Component. Thermal to 580C, lower temperature component. IRM (sat. 0. 2T). LP-DC4 : DE-DI : LT-T-Z This study 7446 Rasmussen Island Intrusions i ND ND ND ND M -65.3 295.9 116 118 Ma -72.1 14.4 7.8 5 27 98 79.9 338.1 13.2 13.2 0 0 GPMDB 7446 Thermal to 580C, characteristic component. IRM (sat. 0. 2T). LP-DC4 : DE-VGP : LT-T-Z This study 7447 Charlotte Bay Intrusions i ND ND ND ND ND -64.6 298.5 40 60 Ma -77.1 349.3 3.3 5 26 546 85.4 194.2 6 6 0 0 GPMDB 7447 Thermal to 595CD, characteristic component. Remagnetized by granite intrusions c. 50 Ma. LP-DC4 : DE-VGP : LT-T-Z This study 7448 Mount Banck Granite, Comp.A i ND ND ND ND M A -64.9 297 127 135 Ma -70.4 21.6 6.2 3 17 395 75.1 353.7 10 10 0 0 GPMDB 7448 A Component. Thermal to 570C, lower temperature component <450C. IRM (sat. 0. 2T). LP-DC4 : DE-VGP : LT-T-Z This study 7449 Mount Banck Granite, Comp.B i ND ND ND ND M B -64.9 297 127 135 Ma -77.6 327.1 5.5 3 10 79 76.5 186.3 9.6 10.2 0 0 GPMDB 7449 B Component. Thermal to 570C, higher temperature component. IRM (sat. 0. 2T). LP-DC4 : DE-DI : LT-T-Z This study 7450 Mount Flora Formation, Hope Bay i F- ND ND ND ND -63.4 303 20 160 Ma -79.4 15.3 5.1 6 32 172 79.1 95.3 7.1 7.1 0 0.19 6 -64.4 34.1 32 12 -79.4 15.3 172 5.1 0 GPMDB 7450 Thermal to 600C, characteristic component. Remagnetized but age unknown. LP-DC4 : DE-VGP : LT-T-Z This study 7451 Joinville Island Intrusions i ND ND ND ND ND -63.3 304.2 70 110 Ma -77 8.7 5.1 12 73 85.8 65 8.9 9.5 0 0 GPMDB 7451 Thermal to 580C, characteristic component. LP-DC4 : DE-DI : LT-T-Z This study 7452 Bone Bay Intrusions i ND ND ND ND M -63.6 300.9 159 161 Ma -57.3 2.5 5.9 8 47 89 64.5 305.4 8.2 8.2 0 0 GPMDB 7452 Thermal to 570C, characteristic component. IRM (sat. 0. 3T). LP-DC4 : DE-VGP : LT-T-Z This study 7453 Snow Island Volcanics i F- ND ND ND M -62.7 299.8 50 60 Ma -77.5 341.5 8.1 3 21 230 81.4 177.1 15.1 15.1 0 0 GPMDB 7453 Thermal to 660, characteristic component. IRM (sat. 0. 2T). Remagnetized by sill (54 Ma). LP-DC4 : DE-VGP : LT-T-Z This study 7454 Low Island Sediments i F+ ND ND ND M -63.2 297.8 155 161 Ma 58 183.3 6 25 24 65.3 303.9 6.5 8.9 100 2.4 25 58 183.3 24 6 49.9 208.9 10 9.9 99 100 GPMDB 7454 Thermal to 550C, high temperature component >340C. IRM (sat. 0. 3T). LP-DC4 : DE-DI : LT-T-Z This study 7455 Berriasian-Valanginian Point Smellie Lavas i F+ ND ND Rc M -62.7 298.9 136 146 Ma -62.2 320.1 6.3 4 21 213 60.1 229.8 9.5 9.5 100 10.1 4 -62.2 320.1 213 6.3 -71.9 327.3 21 20 99 25 170.6 -61.9 315.1 3 518.5 5.4 61.8 155.1 1 83 6.7 GPMDB 7455 AF to 50mT, thermal agrees. IRM (sat. 0. 1T). LP-DC4 : DE-VGP : LT-AF-Z : LT-T-Z This study 7456 Valanginian-Hauterivian Point Smellie Lavas i F+ ND ND ND ND -62.7 298.9 130 140 Ma -66.9 24.5 9.3 3 11 178 71.8 355.9 12.7 12.7 100 8.09 3 -66.9 24.5 178 9.3 -69.7 9 22 26.9 95 0 GPMDB 7456 Thermal to 610C, characteristic component. LP-DC4 : DE-VGP : LT-T-Z This study 7457 Chester Cone, Usnea Plugs i ND ND ND ND M -62.6 298.9 105 120 Ma -68.9 4.7 10.9 3 16 129 80 314.2 16.9 16.9 0 0 GPMDB 7457 AF to 95mT, characteristic component. IRM (sat. 0. 1T). LP-DC4 : DE-VGP : LT-AF-Z This study 7458 Vietor Rock Lavas i ND ND ND ND M -62.7 298.9 103 111 Ma -73 27 11.8 3 16 111 76.6 26.5 19 19 0 3 -79.4 298.1 112 11.7 -73 27 111 11.8 0 GPMDB 7458 Thermal to 570C, characteristic component. IRM (sat. 0. 2T). Lavas assumed deposited on dipping slope. LP-DC4 : DE-VGP : LT-T-Z This study 7459 Laager Point Sediments i SF+ ND ND ND ND -62.6 298.9 65 125 Ma -81.7 358.2 3.3 4 23 790 77.2 123.9 5.7 5.7 50 4.16 4 -85.1 210.5 180 6.9 -69 5.3 190 6.7 95 0 GPMDB 7459 Thermal to 500C, characteristic component. Post-Berremian age?. LP-DC4 : DE-VGP : LT-T-Z This study 7460 South Beaches Berriasian-Valanginian Rocks i ND ND C- ND ND -62.7 298.9 65 125 Ma -68.6 4.2 3.8 8 40 213 80.3 308.9 6.1 6.1 0 0 GPMDB 7460 Thermal to 500C, characteristic component. Magnetic age post-Berremian. Contact Test Parameters: Dykes and sediments uniformly magnetized. Contact Test Significance: NO. LP-DC4 : DE-VGP : LT-AF-Z : LT-T-Z This study 7461 Sealer Hill Plugs i ND ND ND ND M -62.7 298.9 104 112 Ma -70.6 38.9 10.8 5 30 51 68.9 28.6 17.7 17.7 0 0 GPMDB 7461 Thermal to 500C, characteristic component. IRM (sat. 0. 1T). LP-DC4 : DE-VGP : LT-T-Z This study >>>>>>>>>> tab delimited magic_methods magic_method_code method_type method_definition method_description method_iaga7 method_url_tauxe er_citation_names DE-DI Direction Estimation Pole latitude and longitude calculation from mean declination-inclination Ptype D Cox & Doell 1960 DE-VGP Direction Estimation Pole latitude and longitude calculation from mean VGP Ptype V Cox & Doell 1960 GM-ARAR Geochronology Method 40Ar/39Ar age determination GM-CC-STRAT Geochronology Method Correlation chronology: Stratigraphic succession GM-FOSSIL Geochronology Method Age determined from fossil record GM-KAR Geochronology Method 40K-40Ar age determination GM-RBSR Geochronology Method 87Rb-87Sr age determination GM-UPB Geochronology Method U-Pb age determination LP-DC4 Lab Protocol Principal component analysis carried out from analysis of Zijderveld diagrams DC4 http://earthref.org/MAGIC/books/Tauxe/2005/lecture.16.htm#IAGA7 McElhinny & McFadden 2000 LT-AF-Z Lab Treatment Alternating field: In zero field A specimen is subject to a decaying and alternating magnetic field such that the magnetic moments with coercivities below the peak field are aligned in opposed directions, and thus cancel. Specimens are typically reoriented in three or more orthogonal axe. A http://earthref.org/MAGIC/books/Tauxe/2005/lecture.09.htm#LT-AFZ As & Zijderveld 1958 : Collinson 1983 LT-T-Z Lab Treatment Specimen cooling: In zero field Heating the specimen to the desired temperature step and then cooling in zero ambient magnetic field. T http://earthref.org/MAGIC/books/Tauxe/2005/lecture.09.htm#LT-TZ Wilson 1961 : Collinson 1983