tab delimited contribution id version timestamp contributor data_model_version reference description 14093 2 2006-12-21T10:37:27.000Z @magic 3.0 McElhinny & Opdyke (1973) 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_samples fold_test conglomerate_test contact_test reversal_test pole_lat pole_lon pole_dp pole_dm pole_reversed_perc description rock_magnetic_test Trenton Falls Outcrop 2738 i DE-DI : LT-AF-Z : LT-T-Z:LP-DC3 This study Sedimentary Limestone Trenton Limestone 43.5 43.5 285 285 North America U.S.A. New York 461 471 Ma 0 173.1 18.5 5.2 26.4 29 ND ND ND ND 36 114 3 5 100 Extent Thickness 80m. Flat lying. AF cleaning 20-30mT, thermal 300C. IRM (sat. 0. 4T) , AN. M >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era timescale_period timescale_epoch method_codes timescale_citations citations Trenton Falls 461 472 Ma Phanerozoic Paleozoic Ordovician Middle Ordovician GM-FOSSIL Gradstein et al. 2004 This study