tab delimited contribution id version timestamp contributor data_model_version reference description 14328 2 2006-12-19T01:03:50.000Z @magic 3.0 10.1029/JZ068i008p02263 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 conglomerate_test contact_test reversal_test pole_lat pole_lon pole_dp pole_dm pole_reversed_perc description rock_magnetic_test Sierra Nevada Plutons Outcrop 3589 i DE-DI : LT-AF-Z : LT-T-Z:LP-DC2 This study Intrusive Granite Sierra Nevada Plutons 37.8 37.8 240.4 240.4 North America U.S.A. California 81 91 Ma 0 335 61 4 202 9 76 ND ND ND ND 70.5 171 7.5 9.8 0 Extent 20 km. Superseded study. AF to 12mT, thermal to 600C. Data included in RESULTNO 3441. Superseded study. 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 Sierra Nevada Plutons 81 91 Ma Phanerozoic Mesozoic Cretaceous Late Cretaceous K-Ar ages 81 to 91 Ma. GM-KAR Gradstein et al. 2004 This study