tab delimited	contribution
id	version	timestamp	contributor	data_model_version	reference	description
15504	4	2010-01-22T05:13:37.000Z	@magic	3.0	10.1016/j.epsl.2006.05.040	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	lat_s	lat_n	lon_w	lon_e	continent_ocean	country	age_low	age_high	age_unit	int_abs	int_abs_sigma	int_n_sites
Central Mexico	Drill Site	Placer18	i	 LP-PI-ALT-PTRM : LP-PI-TRM-IZ:GM-NO 	This study	19	19.4815	256.24	258	North America	Mexico	1759	1974	Years Cal AD (+/-)	4.32e-05	3.5e-06	10
Central Mexico	Drill Site	PT16-1z	i	 LP-PI-ALT-PTRM : LP-PI-TRM-IZ:GM-NO 	This study	19	19.4815	256.24	258	North America	Mexico	1759	1974	Years Cal AD (+/-)	5.35e-05	9.2e-06	5
Central Mexico	Drill Site	ST6-5z	i	 LP-PI-ALT-PTRM : LP-PI-TRM-IZ:GM-NO 	This study	19	19.4815	256.24	258	North America	Mexico	1759	1974	Years Cal AD (+/-)	4.66e-05	6.3e-06	15
Central Mexico	Drill Site	1	i	 LP-PI-ALT-PTRM : LP-PI-TRM-IZ:GM-NO 	This study	19	19.4815	256.24	258	North America	Mexico	1940	1950	Years Cal AD (+/-)	4.54e-05	2.55e-06	7
Central Mexico	Drill Site	2	i	 LP-PI-ALT-PTRM : LP-PI-TRM-IZ:GM-NO 	This study	19	19.4815	256.24	258	North America	Mexico	1940	1950	Years Cal AD (+/-)	4.72e-05	1.6e-06	7
Central Mexico	Drill Site	3	i	 LP-PI-ALT-PTRM : LP-PI-TRM-IZ:GM-NO 	This study	19	19.4815	256.24	258	North America	Mexico	1940	1950	Years Cal AD (+/-)	4.1e-05	3.32e-06	7
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tab delimited	sites
site	location	citations	geologic_classes	geologic_types	lithologies	lat	lon
PT16-1z	Central Mexico	This study	Extrusive	Lava Flow	Not Specified	19	258
Placer18	Central Mexico	This study	Extrusive	Lava Flow	Not Specified	19	258
ST6-5z	Central Mexico	This study	Extrusive	Lava Flow	Not Specified	19	258
1	Central Mexico	This study	Extrusive	Lava Flow	Not Specified	19.4759	256.2402
2	Central Mexico	This study	Extrusive	Lava Flow	Not Specified	19.4815	256.24
3	Central Mexico	This study	Extrusive	Lava Flow	Not Specified	19.4759	256.2402