Radiocarbon dates

Showing 350190 radiocarbon dates.

Site Lab ID Context Material Taxon Method Uncalibrated age Calibrated age References
Grumpy George Beta-181512 SEEDS Zea mays NA 990±40 BP Boomgarden 2009 Grumpy George report Bird et al. 2022
Marquette Viaduct/State Street Beta-181524 CHARCOAL Cucurbita AMS 3940±40 BP Lovis 2009 Bird et al. 2022
Dates from unknown sites Beta-181533 CHARCOAL Carya nutshell and charcoal RADIOMETRIC 2020±60 BP Finney 2004; Finney personal communcation 2020 Bird et al. 2022
Dates from unknown sites Beta-181538 CHARCOAL NA AMS 1010±40 BP UWyo2021 Bird et al. 2022
Dates from unknown sites Beta-181545 CHARCOAL NA AMS 1090±40 BP Gardner 2019- Personal Communication Bird et al. 2022
Cala Giovanna Beta-181546 charcoal NA NA 6090±40 BP Gabriele 2009 Bird et al. 2022
Farranastacvk Beta-181588 charcoal NA NA 890±60 BP Bevan 2017 Bird et al. 2022
Wynhaven Beta-181643 UNKNOWN NA AMS 3610±40 BP Doran and Dasovich 2004; Jones pers. comm. 2003 Bird et al. 2022
Losey 3 Beta-181650 CHARCOAL NA RADIOMETRIC 410±60 BP SHPO Files Bird et al. 2022
Losey 3 Beta-181651 CHARCOAL NA AMS 350±40 BP SHPO Files Bird et al. 2022
Losey 3 Beta-181652 CHARCOAL NA AMS 390±40 BP SHPO Files Bird et al. 2022
Losey 3 Beta-181653 CHARCOAL NA RADIOMETRIC 450±60 BP SHPO Files Bird et al. 2022
Minferri Beta-181657 collagen bone NA NA 3360±50 BP Telearchaeology 2014 Bird et al. 2022
Minferri Beta-181658 collagen bone NA NA 2960±40 BP Telearchaeology 2014 Bird et al. 2022
Pico Ramos Beta-181689 grain NA NA 5370±40 BP Carvalho 2008 Bird et al. 2022
Wallis Beta-181690 CHARCOAL NA AMS 810±40 BP Miller et al 2007 Arch Invest Route 11/15 Improvements... Bird et al. 2022
Wallis Beta-181691 CHARCOAL NA AMS 3930±40 BP Miller et al 2007 Arch Invest Route 11/15 Improvements... Bird et al. 2022
Wallis Beta-181692 CHARCOAL NA AMS 9040±40 BP Miller et al 2007 Arch Invest Route 11/15 Improvements... Bird et al. 2022
Wallis Beta-181693 CHARCOAL NA RADIOMETRIC 5460±150 BP Miller et al 2007 Arch Invest Route 11/15 Improvements... Bird et al. 2022
Wallis Beta-181694 CHARCOAL NA AMS 3330±40 BP Miller et al 2007 Arch Invest Route 11/15 Improvements... Bird et al. 2022