Samples

Lab number Site Province / State Normalized age δ13C (per mil)
ISGS-489A 11LS? (Ottawa Silica Quarry) IL 11135 ± 210 -10.0
ISGS-489B 11LS? (Ottawa Silica Quarry) IL 11070 ± 110 -20.0
ISGS-49
ISGS-4900 12HR484 (Knob Creek) IN 2550 ± 70 -26.6
ISGS-4901 12HR484 (Knob Creek) IN 2070 ± 70 -25.7
ISGS-4902 12HR484 (Knob Creek) IN 2390 ± 70 -24.2
ISGS-4903 12HR484 (Knob Creek) IN 2080 ± 70 -25.8
ISGS-4904 12HR484 (Knob Creek) IN 2000 ± 70 -25.1
ISGS-4905 12HR484 (Knob Creek) IN 2400 ± 70 -26.2
ISGS-4908 11SC96 (Walton #3) IL 1080 ± 70
ISGS-4909 11SC96 (Walton #3) IL 1050 ± 70
ISGS-491 14545 ± 75 -25.0
ISGS-4914 11R266 (Modoc Village) IL 5430 ± 80
ISGS-4915 11R266 (Modoc Village) IL 5180 ± 70
ISGS-492 13220 ± 100 -25.0
ISGS-4921 11R266 (Modoc Village) IL 5330 ± 70
ISGS-4934 14ST401 (Winger) KS 9080 ± 90
ISGS-4935 23OR190 (Thomasville) MO 3600 ± 70 -27.7
ISGS-4952 12HR484 (Knob Creek) IN 4850 ± 70 -25.8
ISGS-4953 12HR484 (Knob Creek) IN 7110 ± 80 -25.4
ISGS-4954 12HR484 (Knob Creek) IN 7220 ± 70 -25.0
ISGS-4955 12HR484 (Knob Creek) IN 7220 ± 70 -24.7
ISGS-4956 12HR484 (Knob Creek) IN 3580 ± 70 -25.3
ISGS-4957 12HR484 (Knob Creek) IN 3570 ± 70 -24.9
ISGS-4958 12HR484 (Knob Creek) IN 2590 ± 70 -26.8
ISGS-4959 12HR484 (Knob Creek) IN 4400 ± 70 -25.3
ISGS-4960 12HR484 (Knob Creek) IN 6730 ± 80 -25.2
ISGS-4961 12HR484 (Knob Creek) IN 3430 ± 70 -25.2
ISGS-4971 12HR484 (Knob Creek) IN 2190 ± 70 -25.4
ISGS-4972 12HR484 (Knob Creek) IN 2100 ± 70 -25.4