Table 1 Carbon and oxygen isotopes of carbonate concretions from the Member IV of Xiamaling Formation (Zhaojiashan and Huangtugang sections)
Serial No. | Sample ID | Thickness (m) | Section | δ13C (VPDB‰) | δ18O (VPDB‰) |
|---|---|---|---|---|---|
No. 01 | ZJS-24-3-1a | 1.2 | ZJS | 0.8 | −9.4 |
No. 02 | ZJS-24-3-1b | 1.2 | ZJS | 0.0 | −10.0 |
No. 03 | ZJS-24-3-1c | 1.2 | ZJS | 1.3 | −5.9 |
No. 04 | ZJS-24-7-1a | 2.3 | ZJS | 0.9 | −8.9 |
No. 05 | ZJS-24-7-1b | 2.3 | ZJS | 0.9 | −6.7 |
No. 06 | ZJS-24-9-1a | 2.5 | ZJS | 1.5 | −5.1 |
No. 07 | ZJS-24-9-1b | 2.5 | ZJS | 1.2 | −6.7 |
No. 08 | ZJS-24-11-1 | 2.6 | ZJS | 0.9 | −8.5 |
No. 09 | ZJS-24-15-1 | 3.1 | ZJS | −0.3 | −9.5 |
No. 10 | ZJS-24-15-2 | 3.1 | ZJS | 0.7 | −5.6 |
No. 11 | ZJS-24-19-1 | 3.7 | ZJS | 0.2 | −8.1 |
No. 12 | ZJS-24-21-1a | 3.8 | ZJS | −0.4 | −10.0 |
No. 13 | ZJS-24-23-1 | 4.4 | ZJS | 0.3 | −8.9 |
No. 14 | ZJS-24-25-1 | 4.5 | ZJS | 1.1 | −8.1 |
No. 15 | ZJS-24-J | 5.6 | ZJS | 1.0 | −4.8 |
No. 16 | 1704HTG-3 | 1.5 | HTG | −0.7 | −7.5 |
No. 17 | 1704HTG-4 | 2 | HTG | −0.6 | −8.4 |
No. 18 | 1704HTG-6 | 3 | HTG | 0.6 | −5.2 |
No. 19 | 1704HTG-8 | 4 | HTG | −0.4 | −7.0 |
No. 20 | 1704HTG-9 | 4.5 | HTG | −1.7 | −8.7 |
No. 21 | 1704HTG-10 | 5 | HTG | 0.8 | −4.9 |
Min | −1.7 | −10.0 | |||
Max | 1.5 | −4.8 | |||
Average | 0.4 | −7.5 |