tab delimited contribution id version timestamp contributor data_model_version reference description 13489 2 2006-12-19T08:39:13.000Z @magic 3.0 10.1016/0264-3707(85)90014-6 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 terranes 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 Basalts, East African Rift Outcrop 1048 i DE-DI : LT-AF-Z : LT-T-Z:LP-DC3 This study Extrusive Basalt -3.2 -3.2 36.2 36.2 Africa Tanzania Tanzania 0 5 Ma 100 180.6 -1.7 26.1 23.5 3 17 ND ND ND ND 85.9 44.6 13.1 26.1 100 Cleaned at 500C. IRM (sat. 0. 2-0. 3T) , Js-T (MAGN). . M Gneiss, Oldoinyo Dili Outcrop 1047 i DE-DI : LT-AF-Z : LT-T-Z:LP-DC3 This study Metamorphic Gneiss Congo -3.4 -3.4 35.7 35.7 Africa Tanzania Tanzania 1600 2500 Ma 100 206.5 27.7 8.5 82.8 1 5 ND ND ND ND 61.6 150.8 5.1 9.3 0 Cleaned at 500C. ND >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era timescale_period timescale_epoch method_codes timescale_citations citations Basalts, East African Rift 0 5 Ma Phanerozoic Cenozoic Neogene Pliocene : Pleistocene GM-CC-STRAT Gradstein et al. 2004 This study Gneiss, Oldoinyo Dili 1600 2500 Ma Proterozoic Paleoproterozoic Siderian : Statherian GM-CC-STRAT Gradstein et al. 2004 This study