tab delimited contribution id version timestamp contributor data_model_version reference description 14071 2 2007-01-18T07:21:18.000Z @magic 3.0 10.1080/14786436308211119 Upgraded to MagIC Data Model 3.0 by the MagIC Database Team >>>>>>>>>> tab delimited locations location location_type result_name result_type method_codes citations geologic_classes lithologies geological_province_sections lat_s lat_n lon_w lon_e continent_ocean country region age_low age_high age_unit dir_tilt_correction dir_dec dir_inc dir_alpha95 dir_k dir_n_sites dir_n_samples fold_test conglomerate_test contact_test reversal_test pole_lat pole_lon pole_dp pole_dm pole_reversed_perc description rock_magnetic_test Great Dyke 1 Outcrop 3556 i DE-DI : LT-AF-Z:LP-DC2 This study Intrusive Dolerite:Gabbro Great Dyke -18.5 -18.5 30.3 30.3 Africa Zimbabwe Zimbabwe 2576 2582 Ma 0 236 -61 20 12 6 10 ND ND ND ND 11 69 23 31 0 Superseded study. AF cleaning 25-70mT. Superseded by RESULTNO 2362. Superseded study. ND >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era description method_codes timescale_citations citations Great Dyke 1 2576 2582 Ma Archean Neoarchean U-Pb age 2579+/-3 Ma, see REFNO 3338. GM-UPB Gradstein et al. 2004 This study