Table 1 Calcite clumped isotope temperatures of the samples. (Raw data of the analysis is in Supplementary Table 2S)
|  | δ13C | δ18O | Δ47-ARF | (°C) | Δ47 Temperature | ||
|---|---|---|---|---|---|---|---|
(‰ VPDB) | (‰ VPDB) | (‰) SE | Max | Min | |||
SET 1 | PJ5 | − 10.91 | − 15.63 | 0.470 ± 0.009 | 170.8 | 182.7 | 159.8 |
GM8a | − 6.36 | − 12.26 | 0.475 ± 0.008 | 164.4 | 174.7 | 154.8 | |
GM6a | − 8.74 | − 13.39 | 0.416 ± 0.008 | 257.6 | 274.2 | 242.4 | |
GM4 | 2.69 | − 13.97 | 0.413 ± 0.016 | 262.5 | 300.4 | 231.2 | |
SET 2-1 | PWN1 | − 6.48 | − 14.43 | 0.418 ± 0.011 | 251.6 | 274.8 | 231.2 |
CM1 | − 2.99 | − 8.40 | 0.516 ± 0.010 | 122.9 | 131.6 | 114.8 | |
CM2 | − 6.25 | − 14.11 | 0.423 ± 0.007 | 242.1 | 255.9 | 229.3 | |
KP1 | − 7.08 | − 13.18 | 0.423 ± 0.008 | 243.5 | 260.1 | 228.3 | |
GM8 | − 6.15 | − 12.38 | 0.421 ± 0.009 | 246.2 | 266.0 | 228.4 | |
GM6a | − 9.02 | − 13.19 | 0.419 ± 0.012 | 250.7 | 276.2 | 228.5 | |
GM5I | 6.12 | − 10.06 | 0.410 ± 0.011 | 269.4 | 296.7 | 245.8 | |
SET 2-2 | PWN1 | − 6.48 | − 14.36 | 0.413 ± 0.006 | 263.3 | 275.8 | 251.6 |
CM1 | − 2.98 | − 8.34 | 0.521 ± 0.010 | 118.1 | 126.9 | 110.0 | |
CM2 | − 6.28 | − 14.21 | 0.400 ± 0.035 | 292.6 | 412.4 | 219.5 | |
KP1 | − 7.17 | − 13.08 | 0.412 ± 0.010 | 266.0 | 290.1 | 244.7 | |
GM8 | − 6.23 | − 12.53 | 0.424 ± 0.007 | 239.8 | 253.8 | 226.9 | |
GM6a | − 9.09 | − 13.21 | 0.428 ± 0.011 | 233.1 | 255.2 | 213.5 | |
GM5I | 6.14 | − 10.12 | 0.435 ± 0.014 | 221.6 | 246.6 | 199.8 | |