tab delimited	contribution
id	version	timestamp	contributor	data_model_version	reference	description
14024	2	2006-12-29T09:18:49.000Z	@magic	3.0	10.1080/00018739700101541	Upgraded to MagIC Data Model 3.0 by the MagIC Database Team
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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
Chequamegon Sandstone	Outcrop	5890	i	 DE-DI : LT-NO:LP-DC1 	This study	Sedimentary	Sandstone	Chequamegon Sandstone	47	47	271.5	271.5	North America	U.S.A.	Wisconsin	1000	1200	Ma	100	30	74	6	47	2	15	ND	ND	ND	ND	69	313	10	11	0	Keweenawan age. Superseded study. Thermal demagnetization tests. Old Result. Superseded study.	ND
Freda Sandstone and Nonesuch Shale	Outcrop	3768	i	 DE-DI : LT-NO:LP-DC1 	This study	Sedimentary	Redbeds	Freda Sandstone and Nonesuch Shale	47	47	271.5	271.5	North America	U.S.A.	Michigan	1000	1092	Ma	100	285	-1	3	26	12	68	ND	ND	ND	ND	9	170	1.5	3	0	Superseded study. Thermal demagnetization tests. Old Result. Superseded study.	ND
Jacobsville Sandstone	Outcrop	5891	i	 DE-DI : LT-NO:LP-DC1 	This study	Sedimentary	Redbeds	Jacobsville Sandstone	47	47	271.5	271.5	North America	U.S.A.	Wisconsin	1000	1100	Ma	100	250.3	-11	13	11		15	ND	ND	ND	ND	-17.5	194	6.5	13	0	Superseded study. Thermal demagnetization tests. Old Result. Superseded study.	ND
Mauchline Volcanics and Sediments	Outcrop	3739	a	 DE-DI : LT-AF-Z:LP-DC1 	This study	 Intrusive : Sedimentary:Extrusive 	 Intrusives : sediments:Extrusives 		55.4	55.4	355.5	355.5	Europe	U.K.	Scotland	251	299	Ma	0	185.7	-2.7	10.1	150.7	3	67	ND	ND	ND	ND	35.8	168.5	5.1	10.1	100	Mauchline lavas, sediments and Ayrshire kylites. Superseded study. AF cleaning diminishes scatter in intrusive rocks. Combined GJ7. 016-18 - see data also in REFNO 363. Old Result. Superseded study.	ND
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tab delimited	ages
location	age_low	age_high	age_unit	timescale_eon	timescale_era	timescale_period	description	method_codes	timescale_citations	citations
Chequamegon Sandstone	1000	1200	Ma	Proterozoic	Mesoproterozoic	Stenian		GM-CC-STRAT	Gradstein et al. 2004	This study
Freda Sandstone and Nonesuch Shale	1000	1092	Ma	Proterozoic	Mesoproterozoic	Stenian	Rb-Sr age 1046+/-46 Ma.	GM-RBSR	Gradstein et al. 2004	This study
Jacobsville Sandstone	1000	1100	Ma	Proterozoic	Mesoproterozoic	Stenian		GM-CC-STRAT	Gradstein et al. 2004	This study
Mauchline Volcanics and Sediments	251	299	Ma	Phanerozoic	Paleozoic	Permian		GM-CC-STRAT	Gradstein et al. 2004	This study