tab contribution id doi version timestamp magic_version contributor author description 4312 10.1016/0012-821X(81)90061-3 2 2006-12-19T08:20:20.000Z 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 location_class location_lithology location_description er_citation_names Kimberlite-Lamprophyre Suite, LK1, Combined Outcrop 66.9 307 66.9 307 Greenland Denmark West Greenland Intrusive dykes Extent 50 km. This study Kimberlite-Lamprophyre Suite, LK2 Outcrop 66.8 307 66.8 307 Greenland Denmark West Greenland Intrusive dykes Extent 50 km. This study Kimberlite-Lamprophyre Suite, LK3, Combined Outcrop 66.8 307 66.8 307 Greenland Denmark West Greenland Intrusive dykes Extent 50 km. This study Kimberlite-Lamprophyre Suite, LK4, Combined Outcrop 66.8 307 66.8 307 Greenland Denmark West Greenland Intrusive dykes Extent 50 km. This study Kimberlite-Lamprophyre Suite, LK5 Outcrop 66.8 307 66.8 307 Greenland Denmark West Greenland Intrusive dykes Extent 50 km. This study >>>>>>>>>> tab delimited er_ages er_location_name age_range_low age_range_high age_unit timescale_eon timescale_era timescale_period age_description magic_method_codes er_timescale_citation_names er_citation_names Kimberlite-Lamprophyre Suite, LK1, Combined 1215 1240 Ma Proterozoic Mesoproterozoic Ectasian K-Ar 594+/-18, 553+/-6, 570-610; Rb-Sr 587+/-24, 1227+/-12 Ma. GM-RBSR Gradstein et al. 2004 This study Kimberlite-Lamprophyre Suite, LK2 1215 1240 Ma Proterozoic Mesoproterozoic Ectasian K-Ar 594+/-18, 553+/-6, 570-610; Rb-Sr 587+/-24, 1227+/-12 Ma. GM-RBSR Gradstein et al. 2004 This study Kimberlite-Lamprophyre Suite, LK3, Combined 1215 1240 Ma Proterozoic Mesoproterozoic Ectasian K-Ar 594+/-18, 553+/-6, 570-610; Rb-Sr 587+/-24, 1227+/-12 Ma. GM-RBSR Gradstein et al. 2004 This study Kimberlite-Lamprophyre Suite, LK4, Combined 1215 1240 Ma Proterozoic Mesoproterozoic Ectasian K-Ar 594+/-18, 553+/-6, 570-610; Rb-Sr 587+/-24, 1227+/-12 Ma. GM-RBSR Gradstein et al. 2004 This study Kimberlite-Lamprophyre Suite, LK5 1215 1240 Ma Proterozoic Mesoproterozoic Ectasian K-Ar 594+/-18, 553+/-6, 570-610; Rb-Sr 587+/-24, 1227+/-12 Ma. GM-RBSR Gradstein et al. 2004 This study >>>>>>>>>> tab delimited er_citations MAGIC00392182 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 Piper, J.D.A. 1981 Palaeomagnetic study of the (Late Precambrian) West Greenland kimberlite-lamprophyre suite: definition of the Hadrynian track Journal Physics of the Earth and Planetary Interiors 27 164-186 GPMDB 1524 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 percent_reversed antipodal normal_inc normal_dec normal_n normal_k normal_alpha95 reversed_inc reversed_dec reversed_n reversed_k iaga_database iaga_res_no result_description magic_method_codes er_citation_names 839 Kimberlite-Lamprophyre Suite, LK1, Combined i ND ND ND Ro M LK1 66.9 307 1215 1240 Ma 3.9 272.8 5.3 17 129 47.1 2.9 214.8 2.6 5.3 100 93 166.3 2.6 268 14 14.7 10.7 -4.2 101.6 1 26 GPMDB 839 Combined LK1. AF 5-25mT, thermal 150-500C. Js-T (CT 490-680C). Includes data from RESULTNO 2278. . LP-DC3 : DE-DI : LT-AF-Z : LT-T-Z This study 840 Kimberlite-Lamprophyre Suite, LK2 i ND ND ND ND M LK2 66.8 307 565 585 Ma 26.6 281.7 7.2 11 74 40.7 17.5 211.6 4.3 7.9 0 0 GPMDB 840 LK2 component. AF 5-25 mT, thermal 150-500C. Js-T (CT 290-580C). LP-DC3 : DE-DI : LT-AF-Z : LT-T-Z This study 841 Kimberlite-Lamprophyre Suite, LK3, Combined i ND ND ND ND M LK3 66.8 307 565 585 Ma 55.8 302.8 8.4 6 38 64.1 45.8 202.7 8.7 12.1 0 0 GPMDB 841 Combined LK3. AF 5-25mT, thermal 150-500C. Js-T (CT 540-670C). Includes data from RESULTNO 2278. . LP-DC3 : DE-DI : LT-AF-Z : LT-T-Z This study 842 Kimberlite-Lamprophyre Suite, LK4, Combined i ND ND ND ND M LK4 66.8 307 565 585 Ma 76.2 264.2 6.2 10 70 62.1 53.7 258.6 10.6 11.4 0 0 GPMDB 842 Combined LK4. AF 5-25 mT, thermal 150-500C. Js-T (CT 290-670C). Includes data from RESULTNO 2278. . LP-DC3 : DE-DI : LT-AF-Z : LT-T-Z This study 843 Kimberlite-Lamprophyre Suite, LK5 i ND ND ND ND ND LK5 66.8 307 409 439 Ma 13 189.3 16.3 5 37 23 16.4 117 8.5 16.6 0 100 GPMDB 843 LK5 component. AF 5-25mT, thermal 150-500C. . Silurian age suggested for magnetization. . LP-DC3 : DE-DI : LT-AF-Z : 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 GM-RBSR Geochronology Method 87Rb-87Sr age determination LP-DC3 Lab Protocol Vector diagrams or stereoplots with M/Mo justify demagnetization procedures used DC3 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