Radiocarbon dates

Showing 350190 radiocarbon dates.

Site Lab ID Context Material Taxon Method Uncalibrated age Calibrated age References
Norma Grantham A-2622 unknown; inconnu NA NA 2850±300 BP 3816–2180 cal BP Maslowski et al. 1995 Bird et al. 2022
Dates from unknown sites A-266 CHARCOAL NA RADIOMETRIC 406±49 BP 526–316 cal BP WY SHPO 14C Database Bird et al. 2022
Dates from unknown sites A-267 CHARCOAL NA RADIOMETRIC 358±35 BP 494–314 cal BP WY SHPO 14C Database Bird et al. 2022
Cienega Creek Site A-26B SEDIMENT carbonaceous material RADIOMETRIC 2900±150 BP 3391–2750 cal BP Berry 1982 Bird et al. 2022
Cienega Creek Site A-26bis SEDIMENT carbonaceous material RADIOMETRIC 2490±170 BP 2948–2124 cal BP Berry 1982 Bird et al. 2022
Cienega Creek Site A-27 CHARCOAL NA RADIOMETRIC 3070±150 BP 3617–2855 cal BP Berry 1982 Bird et al. 2022
Rodger's Shelter A-273 CHARCOAL NA RADIOMETRIC 9094±63 BP 10487–10173 cal BP Thulman 2019 The age of the Dalton culture: a Bayesian analysis of the radiocarbon data Bird et al. 2022
Gatecliff Shelter A-2730 OTHER Plant remains RADIOMETRIC 1720±180 BP 2051–1287 cal BP CARD Bird et al. 2022
Gatecliff Shelter A-2731 CHARCOAL NA RADIOMETRIC 9460±250 BP 11601–9963 cal BP CARD Bird et al. 2022
Gatecliff Shelter A-2732 CHARCOAL NA RADIOMETRIC 9000±150 BP 10504–9608 cal BP CARD Bird et al. 2022
Gatecliff Shelter A-2733 CHARCOAL NA RADIOMETRIC 3740±140 BP 4516–3699 cal BP CARD Bird et al. 2022
Rodger's Shelter A-274 CHARCOAL NA RADIOMETRIC 9216±73 BP 10564–10240 cal BP Thulman 2019 The age of the Dalton culture: a Bayesian analysis of the radiocarbon data Bird et al. 2022
Snaketown A-274-1 CHARCOAL NA RADIOMETRIC 1430±110 BP 1541–1073 cal BP Gumerman 1991 Bird et al. 2022
Los Morteros A-2746 WOOD NA RADIOMETRIC 600±80 BP 676–505 cal BP Gumerman 1991 Bird et al. 2022
Tumamoc Hill A-2747 CHARCOAL NA RADIOMETRIC 2110±90 BP 2330–1875 cal BP Roth 1989 Bird et al. 2022
Gatecliff Shelter A-2781 CHARCOAL NA RADIOMETRIC 4790±170 BP 5907–5045 cal BP CARD Bird et al. 2022
Bat Cave A-2789 CHARCOAL NA RADIOMETRIC 1470±40 BP 1403–1300 cal BP Wills Wirt H. (1988) Early Prehistoric Agriculture in the American Southwest. School of American Research Press Santa Fe New Mexico. Bird et al. 2022
Bat Cave A-2791 SEEDS Zea mays RADIOMETRIC 2430±420 BP 3458–1479 cal BP Ancient Maize Database Bird et al. 2022
Bat Cave A-2799 CHARCOAL NA RADIOMETRIC 840±80 BP 918–665 cal BP Wills Wirt H. (1988) Early Prehistoric Agriculture in the American Southwest. School of American Research Press Santa Fe New Mexico. Bird et al. 2022
Cienega Creek Site A-27bis CHARCOAL NA RADIOMETRIC 3190±150 BP 3823–2999 cal BP Berry 1982 Bird et al. 2022