tab delimited contribution id version timestamp contributor data_model_version reference description 13414 2 2007-01-18T07:41:02.000Z @magic 3.0 10.1016/0012-821X(77)90010-3 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 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 Morocco Cambrian Volcanics Sediments Outcrop 2184 i DE-VGP : LT-AF-Z : LT-T-Z:LP-DC3 This study Sedimentary:Extrusive sediments:Extrusives 30.4 30.4 353.3 353.3 Africa Morocco Morocco 514 550 Ma 100 51.8 66.2 6.8 182 4 64 ND ND ND ND 46.9 42.2 9.7 9.7 0 Thermal cleaning 500C. ND >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era timescale_period timescale_epoch description method_codes timescale_citations citations Morocco Cambrian Volcanics Sediments 514 550 Ma Phanerozoic Paleozoic Cambrian Early Cambrian : Middle Cambrian U-Pb zircon age 532+/-18 Ma. GM-UPB Gradstein et al. 2004 This study