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Table 2 Stable carbon and oxygen isotope results of Wudaoliang stromatolites

From: Palaeoenvironmental setting of lacustrine stromatolites in the Miocene Wudaoliang Group, northern Tibetan Plateau

Lamina number Lamina type δ13C (‰) δ18O (‰)
1 Porous 3.073 −7.810
2 Dense 3.170 −7.425
3 Porous 3.048 −7.318
4 Dense 3.080 −7.775
5 Porous 3.163 −6.817
6 Dense 2.755 −8.245
7 Porous 3.153 −6.625
8 Dense 3.160 −7.130
9 Porous 3.312 −7.288
10 Dense 3.170 −7.115
11 Porous 3.178 −7.175
12 Dense 3.615 −6.740
13 Porous 2.973 −7.323
14 Dense 2.930 −7.260
15 Porous 3.195 −7.235
16 Dense 2.835 −7.305
17 Porous 2.935 −7.350
18 Dense 2.730 −7.600
19 Porous 3.030 −7.775
20 Dense 3.055 −7.485
21 Porous 2.340 −9.070
22 Dense 4.265 −6.095
23 Porous 2.965 −7.715
24 Dense 2.955 −7.550
25 Porous 2.990 −7.655
26 Dense 2.820 −7.320
27 Porous 3.165 −7.305
28 Dense 2.990 −7.380
29 Porous 3.365 −7.130
30 Dense 2.880 −7.080
31 Porous 2.795 −8.268
32 Dense 2.850 −7.610
33 Porous 3.025 −7.240
34 Dense 2.775 −7.310
35 Porous 2.745 −7.575
36 Dense 2.600 −7.100
Max Porous 3.365 −6.625
Min Porous 2.340 −9.070
Avg Porous 3.025 −7.482
Max Dense 4.265 −6.095
Min Dense 2.600 −8.245
Avg Dense 3.035 −7.307
Max All laminae 4.265 −6.095
Min All laminae 2.340 −9.070
Avg All laminae 3.030 −7.394
Standard diviation All laminae 0.313 0.498
r-value 0.720 p-value 0.0000008