tab delimited contribution id version timestamp contributor data_model_version reference description 14526 3 2006-12-29T08:50:33.000Z @magic 3.0 10.1038/206879a0 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 Columbia Plateau Basalts Outcrop 3443 i DE-DI : LT-AF-Z:LP-DC3 This study Extrusive Basalt 44.5 44.5 240.4 240.4 North America U.S.A. Oregon 14 21 Ma 0 2.9 62.8 6.4 12.8 433 911 ND ND ND Ro 87.9 337.3 7.9 10 200 Extent 500 km. AF to 80mT, cleaning 5-40mT minimum dispersion. 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 Columbia Plateau Basalts 14 21 Ma Phanerozoic Cenozoic Neogene Miocene K-Ar ages 14. 5 to 21. 3 Ma. GM-KAR Gradstein et al. 2004 This study