Table T1. Strontium isotope data for marine barnacles, Site 1102.

Table T1. Strontium isotope data for marine barnacles, Site 1102.

Core, section, interval (cm)

Depth
(mbsf)

Sample

Shell type

Preservation

⁸⁷Sr/⁸⁶Sr

Uncertainty 2SE (x 10^-6)

Age (Ma) (Best fit)

Age (Ma) (UCL)

Age (Ma) (LCL)

178-1103A-

28R-5, 93-95

1 262.63 Barnacle (unidentified) Fragment Moderate 0.708950 13 7 8.5 6.3

2 262.63 Barnacle (unidentified) Fragment Moderate 0.708938 15 7.5 9 6.6

3 262.63 Barnacle (unidentified) Fragment Moderate 0.708936 13 7.6 9.1 6.6

Mean 0.708941 17 7.4 8.9 6.5

4 262.63 Barnacle (unidentified) Fragment Excellent 0.708833 14 12.2 13.4 11.1

28R-5, 128-130

5 262.98 Barnacle (unidentified) Fragment Moderate 0.708941 14 7.4 8.9 6.5

6 262.98 Barnacle (unidentified) Fragment Moderate 0.708924 17 8.5 9.7 7.1

Mean 0.708933 17 7.8 9.3 6.7

Core, section, interval (cm)	Depth (mbsf)	Sample	Shell type	Preservation	⁸⁷Sr/⁸⁶Sr	Uncertainty 2SE (x 10^-6)	Age (Ma) (Best fit)	Age (Ma) (UCL)	Age (Ma) (LCL)
178-1103A-
28R-5, 93-95
1	262.63	Barnacle (unidentified)	Fragment	Moderate	0.708950	13	7	8.5	6.3
2	262.63	Barnacle (unidentified)	Fragment	Moderate	0.708938	15	7.5	9	6.6
3	262.63	Barnacle (unidentified)	Fragment	Moderate	0.708936	13	7.6	9.1	6.6
				Mean	0.708941	17	7.4	8.9	6.5
4	262.63	Barnacle (unidentified)	Fragment	Excellent	0.708833	14	12.2	13.4	11.1
28R-5, 128-130
5	262.98	Barnacle (unidentified)	Fragment	Moderate	0.708941	14	7.4	8.9	6.5
6	262.98	Barnacle (unidentified)	Fragment	Moderate	0.708924	17	8.5	9.7	7.1
				Mean	0.708933	17	7.8	9.3	6.7

Notes: UCL = upper confidence limit, LCL = lower confidence limit. Reference numbers refer to Plate P2.