tab delimited contribution id version timestamp contributor data_model_version reference description 14347 2 2006-12-21T09:42:36.000Z @magic 3.0 10.1016/0301-9268(92)90048-S 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 conglomerate_test contact_test reversal_test pole_lat pole_lon pole_dp pole_dm pole_comp_name pole_reversed_perc description rock_magnetic_test Chela Group, Group I+II Outcrop 6978 i DE-VGP : LT-T-Z:LP-DC4 This study Sedimentary quartzites: shales :pyroclastics Chela Group -14.8 -14.8 13.4 13.4 Africa Angola Southwest Angola 500 1000 Ma 100 119.7 -45.9 8.2 40.5 9 36 F- ND ND ND -17.9 139.8 9.2 9.2 I+II 0 Overlies basement 1060Ma, cut by dykes 777 and 800 Ma (K-Ar). Groups I+II. Thermal to 680C, component <650C. Regarded as an overprint component. ND Chela Group, Group I+II Outcrop 6978 i DE-VGP : LT-T-Z:LP-DC4 This study Sedimentary quartzites: shales :pyroclastics Chela Group -14.8 -14.8 13.4 13.4 Africa Angola Southwest Angola 500 1000 Ma 0 0.11 F- ND ND ND -17.9 139.8 9.2 9.2 I+II 0 Overlies basement 1060Ma, cut by dykes 777 and 800 Ma (K-Ar). Groups I+II. Thermal to 680C, component <650C. Regarded as an overprint component. ND Chela Group, Group III Outcrop 6977 i DE-VGP : LT-T-Z:LP-DC4 This study Sedimentary quartzites: shales :pyroclastics Chela Group -14.8 -14.8 13.4 13.4 Africa Angola Southwest Angola 780 1060 Ma 0 310.9 49.3 33.6 14.5 3 21 ND ND ND ND 22.8 329 36.7 36.7 III 0 Overlies basement 1060Ma, cut by dykes 777 and 800 Ma (K-Ar). Group III. Thermal to 680C, high temperature component 650-680C. Sites are flat lying, regarded as primary component. ND >>>>>>>>>> tab delimited ages location age_low age_high age_unit timescale_eon timescale_era timescale_period method_codes timescale_citations citations Chela Group, Group I+II 780 1060 Ma Proterozoic Mesoproterozoic : Neoproterozoic Stenian : Cryogenian GM-CC-STRAT Gradstein et al. 2004 This study Chela Group, Group III 780 1060 Ma Proterozoic Mesoproterozoic : Neoproterozoic Stenian : Cryogenian GM-CC-STRAT Gradstein et al. 2004 This study