tab delimited contribution id version timestamp contributor data_model_version reference description 12411 4 2006-12-19T10:46:57.000Z @magic 3.0 10.1016/0012-821X(81)90170-9 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_k_ratio dir_n_sites dir_n_samples fold_test_significance fold_test conglomerate_test contact_test reversal_test pole_lat pole_lon pole_dp pole_dm pole_reversed_perc description rock_magnetic_test Sakami Formation Outcrop 1663 i DE-DI : LT-AF-Z : LT-T-Z:LP-DC3 This study Sedimentary sediments Sakami Formation 53.9 53.9 286 286 North America Canada Quebec 1750 1950 Ma 100 31 -25 7.1 73 5.21 7 13 99 F+ ND ND ND -18 257 4 7.6 0 Stated to be 'mid-Proterozoic'- age of 1850 Ma from APWP. AF to 70mT, thermal cleaning 600-660C. Magnetic age from polar wander path (1850 Ma). ND >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era timescale_period method_codes timescale_citations citations Sakami Formation 1750 1950 Ma Proterozoic Paleoproterozoic Orosirian : Statherian GM-CC-STRAT Gradstein et al. 2004 This study