tab delimited contribution id version timestamp contributor data_model_version reference description 13104 2 2006-12-22T02:46:53.000Z @magic 3.0 10.1016/j.precamres.2003.09.016 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_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 pole_antipodal_angle description rock_magnetic_test Galeros Formation, Grand Canyon Outcrop 9138 i DE-DI : LT-CHEM: LT-T-Z :LP-DC4 This study Sedimentary sediments Galeros Formation 36.25 36.25 248.3 248.3 North America U.S.A. Arizona 780 820 Ma 100 265.5 5.1 8.5 19.8 16 110 95 F+ ND ND ND -2.1 163 4.3 8.5 0 Thermal, component 650-680C, chemical 4 hours. 3-axis Jrs-T (HEM). Passes Tauxe and Watson test at 52-107% unfolding. M Galeros Formation, Grand Canyon Outcrop 9138 i DE-DI : LT-CHEM: LT-T-Z :LP-DC4 This study Sedimentary sediments Galeros Formation 36.25 36.25 248.3 248.3 North America U.S.A. Arizona 780 820 Ma 0 265.7 4 14 7.9 16 95 F+ ND ND ND -2.1 163 4.3 8.5 0 Thermal, component 650-680C, chemical 4 hours. 3-axis Jrs-T (HEM). Passes Tauxe and Watson test at 52-107% unfolding. M Kwagunt Formation, Grand Canyon Outcrop 9137 i DE-DI : LT-CHEM: LT-T-Z :LP-DC4 This study Sedimentary sediments Kwagunt Formation 36.25 36.25 248.3 248.3 North America U.S.A. Arizona 736 748 Ma 100 280.8 30.6 8.4 38.6 9 61 99 F+ ND ND Ro 18.2 166 5.2 9.4 33 170 Thermal, component 650-680C, chemical 4 hours. 3-axis Jrs-T (HEM). McFadden (1990) test passed. M Kwagunt Formation, Grand Canyon Outcrop 9137 i DE-DI : LT-CHEM: LT-T-Z :LP-DC4 This study Sedimentary sediments Kwagunt Formation 36.25 36.25 248.3 248.3 North America U.S.A. Arizona 736 748 Ma 0 278 27.3 12.2 18.6 9 99 F+ ND ND Ro 18.2 166 5.2 9.4 33 170 Thermal, component 650-680C, chemical 4 hours. 3-axis Jrs-T (HEM). McFadden (1990) test passed. M >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era timescale_period description method_codes timescale_citations citations Galeros Formation, Grand Canyon 780 820 Ma Proterozoic Neoproterozoic Cryogenian U-Pb (z) age 742+/-6 Ma from the top part of overl. formation. GM-CC-STRAT Gradstein et al. 2004 This study Kwagunt Formation, Grand Canyon 736 748 Ma Proterozoic Neoproterozoic Cryogenian U-Pb (z) age 742+/-6 Ma from the top part. GM-UPB Gradstein et al. 2004 This study