tab delimited contribution id version timestamp contributor data_model_version reference description 12744 2 2007-01-18T07:30:57.000Z @magic 3.0 10.1029/JB082i008p01315 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 Belchertown Pluton Outcrop 2013 i DE-DI : LT-AF-Z : LT-T-Z:LP-DC3 This study Intrusive quartz monzodiorite Belchertown Pluton 43.2 43.2 287.6 287.6 North America U.S.A. Massachusetts 375 385 Ma 0 154.9 -13.4 12.4 20.8 8 23 ND ND ND ND 48.1 146.7 6.5 12.7 100 AF to 50mT, thermal to 650C. OP (ILM-HEM, MAGN) , Js-T (CT 600C) , IRM (sat. 0. 2T). M >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era timescale_period timescale_epoch description method_codes timescale_citations citations Belchertown Pluton 375 385 Ma Phanerozoic Paleozoic Devonian Middle Devonian U-Pb age 380+/-5 Ma. GM-UPB Gradstein et al. 2004 This study