Table 1.
Sample | Day | Fe(II) mM | Percent oxidation | Analysis | δ56Fe | 2SE/1SD | δ57Fe | 2SE/1SD |
---|---|---|---|---|---|---|---|---|
Control - Bottle A | ||||||||
CtrlA-#0-1 Aq | 0 | 3.94 | 1 | 0.33 ± | 0.06 | 0.54 ± | 0.08 | |
2 | 0.33 ± | 0.07 | 0.54 ± | 0.04 | ||||
Avg | 0.33 ± | 0.00 | 0.54 ± | 0.00 | ||||
CtrlA-#1-1 Aq | 1 | 3.65 | ||||||
CtrlA-#2-1 Aq | 2 | 4.46 | 1 | 0.40 ± | 0.07 | 0.59 ± | 0.07 | |
2 | 0.36 ± | 0.04 | 0.53 ± | 0.02 | ||||
Avg | 0.38 ± | 0.03 | 0.56 ± | 0.04 | ||||
CtrlA-#3-1 Aq | 3 | 4.10 | ||||||
CtrlA-#4-1 Aq | 4 | 4.27 | 1 | 0.40 ± | 0.06 | 0.57 ± | 0.09 | |
2 | 0.34 ± | 0.04 | 0.54 ± | 0.03 | ||||
Avg | 0.37 ± | 0.05 | 0.55 ± | 0.03 | ||||
CtrlA-#5-1 Aq | 5 | 4.03 | ||||||
CtrlA-#6-1 Aq | 6 | 4.14 | 1 | 0.28 ± | 0.06 | 0.44 ± | 0.07 | |
2 | 0.41 ± | 0.05 | 0.62 ± | 0.08 | ||||
3 | 0.28 ± | 0.04 | 0.44 ± | 0.03 | ||||
Avg | 0.32 ± | 0.07 | 0.50 ± | 0.10 | ||||
CtrlA-#7-1 Aq | 7 | 4.07 | ||||||
CtrlA-#8-1 Aq | 8 | 4.07 | ||||||
CtrlA-#10-1 Aq | 10 | 4.00 | ||||||
CtrlA-#11-1 Aq | 11 | 4.15 | ||||||
CtrlA-#18-1 Aq | 18 | 4.19 | ||||||
Control - Bottle B | ||||||||
CtrlB-#0-1 Aq | 0 | 4.08 | ||||||
CtrlB-#1-1 Aq | 1 | 3.55 | ||||||
CtrlB-#2-1 Aq | 2 | 4.03 | ||||||
CtrlB-#3-1 Aq | 3 | 3.71 | ||||||
CtrlB-#4-1 Aq | 4 | 4.21 | ||||||
CtrlB-#5-1 Aq | 5 | 3.87 | ||||||
CtrlB-#6-1 Aq | 6 | 4.21 | ||||||
CtrlB-#7-1 Aq | 7 | 4.01 | ||||||
CtrlB-#8-1 Aq | 8 | 4.12 | ||||||
CtrlB-#10-1 Aq | 10 | 4.00 | ||||||
CtrlB-#11-1 Aq | 11 | 4.20 | ||||||
CtrlB-#18-1 Aq | 18 | 4.29 | ||||||
Bottle 16A - 16 °C | ||||||||
16A-#0-1 Aq | 0 | 3.54 | 0.0 | 1 | 0.32 ± | 0.04 | 0.41 ± | 0.06 |
2 | 0.34 ± | 0.04 | 0.65 ± | 0.08 | ||||
Avg | 0.33 ± | 0.02 | 0.53 ± | 0.17 | ||||
16A-#0-1 Sorb | 0.0021 | |||||||
16A-#1-1 Aq | 1 | 3.11 | 0.0 | |||||
16A-#1-1 Sorb | 0.0070 | |||||||
16A-#2-1 Aq | 2 | 3.89 | 0.0 | 1 | 0.30 ± | 0.04 | 0.48 ± | 0.04 |
2 | 0.24 ± | 0.04 | 0.30 ± | 0.05 | ||||
Avg | 0.27 ± | 0.04 | 0.39 ± | 0.13 | ||||
16A-#2-1 Sorb | 0.0030 | |||||||
16A-#2-1 Precip | 1 | 2.08 ± | 0.05 | 3.18 ± | 0.04 | |||
16A-#3-1 Aq | 3 | 3.60 | 7.4 | |||||
16A-#3-1 Sorb | 0.0026 | |||||||
16A-#4-1 Aq | 4 | 3.19 | 17.8 | 1 | 0.18 ± | 0.04 | 0.27 ± | 0.05 |
2 | 0.20 ± | 0.05 | 0.21 ± | 0.07 | ||||
Avg | 0.19 ± | 0.02 | 0.24 ± | 0.05 | ||||
16A-#4-1 Sorb | 0.0085 | |||||||
16A-#4-1 Precip | 1 | 2.60 ± | 0.05 | 4.07 ± | 0.08 | |||
2 | 2.53 ± | 0.03 | 3.89 ± | 0.04 | ||||
Avg | 2.56 ± | 0.05 | 3.98 ± | 0.13 | ||||
16A-#5-1 Aq | 5 | 3.03 | 21.4 | |||||
16A-#5-1 Sorb | 0.0294 | |||||||
16A-#6-1 Aq | 6 | 2.77 | 28.3 | 1 | −0.33 ± | 0.08 | −0.57 ± | 0.08 |
2 | −0.35 ± | 0.04 | −0.61 ± | 0.06 | ||||
Avg | −0.34 ± | 0.01 | −0.59 ± | 0.02 | ||||
16A-#6-1 Sorb | 0.0176 | |||||||
16A-#6-1 Precip | 1 | 2.84 ± | 0.07 | 4.40 ± | 0.11 | |||
2 | 2.98 ± | 0.02 | 4.51 ± | 0.03 | ||||
Avg | 2.91 ± | 0.10 | 4.46 ± | 0.08 | ||||
16A-#7-1 Aq | 7 | 2.41 | 37.5 | |||||
16A-#7-1 Sorb | 0.0221 | |||||||
16A-#8-1 Aq | 8 | 2.40 | 37.8 | 1 | −0.70 ± | 0.06 | −1.02 ± | 0.08 |
2 | −0.64 ± | 0.04 | −0.89 ± | 0.06 | ||||
Avg | −0.67 ± | 0.04 | −0.96 ± | 0.09 | ||||
16A-#8-1 Sorb | 0.0183 | |||||||
16A-#8-1 Precip | 1 | 2.27 ± | 0.04 | 3.37 ± | 0.03 | |||
2 | 2.25 ± | 0.04 | 3.38 ± | 0.03 | ||||
Avg | 2.26 ± | 0.02 | 3.37 ± | 0.01 | ||||
16A-#9-1 Aq | 10 | 2.10 | 45.6 | 1 | −0.98 ± | 0.04 | −1.44 ± | 0.04 |
16A-#9-1 Sorb | 0.0160 | |||||||
16A-#9-1 Precip | 1 | 2.01 ± | 0.03 | 2.96 ± | 0.05 | |||
16A-#10-1 Aq | 11 | 1.86 | 51.4 | 1 | −1.13 ± | 0.05 | −1.66 ± | 0.08 |
2 | −1.08 ± | 0.03 | −1.61 ± | 0.03 | ||||
Avg | −1.10 ± | 0.04 | −1.64 ± | 0.04 | ||||
16A-#10-1 Sorb | 0.0307 | |||||||
16A-#10-1 Precip | 1 | 1.90 ± | 0.04 | 2.81 ± | 0.03 | |||
2 | 1.83 ± | 0.07 | 2.75 ± | 0.11 | ||||
Avg | 1.87 ± | 0.05 | 2.78 ± | 0.04 | ||||
16A-#11-1 Aq | 18 | 0.87 | 76.7 | 1 | −1.36 ± | 0.03 | −2.01 ± | 0.04 |
16A-#11-1 Sorb | 0.0358 | |||||||
16A-#11-1 Precip | 1 | 0.95 ± | 0.05 | 1.44 ± | 0.04 | |||
16A-#12-1 Aq | 21 | 0.70 | 81.3 | 1 | −1.48 ± | 0.04 | −2.14 ± | 0.04 |
16A-#12-1 Sorb | 0.0285 | |||||||
16A-#12-1 Precip | 1 | 0.76 ± | 0.05 | 1.04 ± | 0.08 | |||
Bottle 16B - 16 °C | ||||||||
16B-#0-1 Aq | 0 | 3.85 | 0.0 | 1 | 0.30 ± | 0.03 | 0.48 ± | 0.07 |
16B-#0-1 Sorb | 0.0038 | |||||||
16B-#0-1 Precip | 1 | 2.02 ± | 0.04 | 2.96 ± | 0.06 | |||
16B-#1-1 Aq | 1 | 3.43 | 10.7 | |||||
16B-#1-1 Sorb | 0.0089 | |||||||
16B-#2-1 Aq | 2 | 3.84 | 0.1 | 1 | 0.27 ± | 0.05 | 0.37 ± | 0.04 |
16B-#2-1 Sorb | 0.0059 | |||||||
16B-#2-1 Precip | 1 | 2.06 ± | 0.05 | 3.18 ± | 0.05 | |||
2 | 2.09 ± | 0.05 | 3.16 ± | 0.04 | ||||
Avg | 2.08 ± | 0.03 | 3.17 ± | 0.01 | ||||
16B-#3-1 Aq | 3 | 4.14 | 0.0 | |||||
16B-#3-1 Sorb | 0.0039 | |||||||
16B-#4-1 Aq | 4 | 3.35 | 12.7 | 1 | 0.17 ± | 0.03 | 0.27 ± | 0.03 |
16B-#4-1 Sorb | 0.0104 | |||||||
16B-#4-1 Precip | 1 | 1.97 ± | 0.03 | 2.96 ± | 0.03 | |||
16B-#5-1 Aq | 5 | 3.11 | 18.6 | |||||
16B-#5-1 Sorb | 0.0224 | |||||||
16B-#6-1 Aq | 6 | 2.83 | 25.9 | 1 | −0.24 ± | 0.05 | −0.31 ± | 0.06 |
2 | −0.27 ± | 0.05 | −0.39 ± | 0.04 | ||||
Avg | −0.25 ± | 0.02 | −0.35 ± | 0.06 | ||||
16B-#6-1 Sorb | 0.0239 | |||||||
16B-#6-1 Precip | 1 | 2.55 ± | 0.03 | 3.79 ± | 0.04 | |||
16B-#7-1 Aq | 7 | 2.62 | 31.5 | |||||
16B-#7-1 Sorb | 0.0180 | |||||||
16B-#8-1 Aq | 8 | 2.44 | 35.9 | |||||
16B-#8-1 Sorb | 0.0261 | |||||||
16B-#9-1 Aq | 10 | 2.17 | 43.2 | 1 | −1.00 ± | 0.05 | −1.41 ± | 0.04 |
16B-#9-1 Sorb | 0.0152 | |||||||
16B-#9-1 Precip | 1 | 1.90 ± | 0.05 | 2.87 ± | 0.06 | |||
16B-#10-1 Aq | 11 | 1.93 | 49.0 | |||||
16B-#10-1 Sorb | 0.0317 | |||||||
16B-#11-1 Aq | 18 | 0.78 | 78.9 | 1 | −1.50 ± | 0.03 | −2.24 ± | 0.04 |
2 | −1.43 ± | 0.05 | −2.14 ± | 0.04 | ||||
Avg | −1.46 ± | 0.05 | −2.19 ± | 0.07 | ||||
16B-#11-1 Sorb | 0.0340 | |||||||
16B-#11-1 Precip | 1 | 0.91 ± | 0.03 | 1.32 ± | 0.03 | |||
16B-#12-1 Aq | 21 | 0.63 | 83.0 | 1 | −1.56 ± | 0.03 | −2.28 ± | 0.07 |
16B-#12-1 Sorb | 0.0239 | |||||||
16B-#12-1 Precip | 1 | 0.75 ± | 0.03 | 1.07 ± | 0.03 | |||
Bottle 30A - 30 °C | ||||||||
30A-#0-1 Aq | 0 | 3.73 | 0.0 | 1 | 0.31 ± | 0.04 | 0.37 ± | 0.06 |
2 | 0.32 ± | 0.05 | 0.59 ± | 0.06 | ||||
Avg | 0.32 ± | 0.01 | 0.48 ± | 0.15 | ||||
30A-#0-1 Sorb | 0.0016 | |||||||
30A-#1-1 Aq | 1 | 3.30 | 10.7 | 1 | 0.19 ± | 0.05 | 0.25 ± | 0.05 |
30A-#1-1 Sorb | 0.0314 | |||||||
30A-#1-1 Precip | 1 | 2.38 ± | 0.07 | 3.45 ± | 0.04 | |||
2 | 2.31 ± | 0.04 | 3.35 ± | 0.04 | ||||
Avg | 2.35 ± | 0.05 | 3.40 ± | 0.07 | ||||
30A-#2-1 Aq | 2 | 3.46 | 5.3 | 1 | 0.14 ± | 0.04 | 0.11 ± | 0.07 |
2 | 0.15 ± | 0.03 | 0.20 ± | 0.03 | ||||
Avg | 0.15 ± | 0.01 | 0.16 ± | 0.07 | ||||
30A-#2-1 Sorb | 0.0715 | |||||||
30A-#2-1 Precip | 1 | 2.23 ± | 0.03 | 3.30 ± | 0.05 | |||
2 | 2.10 ± | 0.04 | 3.11 ± | 0.04 | ||||
Avg | 2.17 ± | 0.09 | 3.20 ± | 0.13 | ||||
30A-#3-1 Aq | 3 | 0.08 | 97.1 | 1 | −2.91 ± | 0.05 | −4.18 ± | 0.04 |
2 | −2.91 ± | 0.07 | −4.37 ± | 0.05 | ||||
Avg | −2.91 ± | 0.00 | −4.28 ± | 0.13 | ||||
30A-#3-1 Sorb | 0.0280 | |||||||
30A-#3-1 Precip | 1 | 0.42 ± | 0.08 | 0.62 ± | 0.11 | |||
2 | 0.37 ± | 0.04 | 0.55 ± | 0.03 | ||||
Avg | 0.39 ± | 0.03 | 0.58 ± | 0.05 | ||||
30A-#4-1 Precip | 4 | 1 | 0.41 ± | 0.04 | 0.59 ± | 0.03 | ||
2 | 0.39 ± | 0.03 | 0.51 ± | 0.06 | ||||
3 | 0.30 ± | 0.09 | 0.34 ± | 0.09 | ||||
Avg | 0.36 ± | 0.06 | 0.48 ± | 0.12 | ||||
Bottle 30B - 30 °C | ||||||||
30B-#0-1 Aq | 0 | 3.94 | 0.0 | 1 | 0.25 ± | 0.03 | 0.32 ± | 0.05 |
30B-#0-1 Sorb | 0.0004 | |||||||
30B-#1-1 Aq | 1 | 3.41 | 13.2 | 1 | 0.17 ± | 0.03 | 0.23 ± | 0.04 |
30B-#1-1 Sorb | 0.0094 | |||||||
30B-#1-1 Precip | 1 | 1.75 ± | 0.04 | 2.63 ± | 0.04 | |||
30B-#2-1 Aq | 2 | 2.64 | 30.8 | 1 | −0.39 ± | 0.02 | −0.56 ± | 0.04 |
30B-#2-1 Sorb | 0.0864 | |||||||
30B-#2-1 Precip | 1 | 1.67 ± | 0.08 | 2.49 ± | 0.04 | |||
30B-#3-1 Aq | 3 | 0.04 | 1 | −3.56 ± | 0.03 | −5.20 ± | 0.03 | |
2 | −3.61 ± | 0.05 | −5.29 ± | 0.04 | ||||
Avg | −3.59 ± | 0.04 | −5.25 ± | 0.06 | ||||
30B-#3-1 Sorb | 0.0016 | |||||||
30B-#3-1 Precip | 1 | 0.44 ± | 0.04 | 0.66 ± | 0.05 | |||
30B-#4-1 Precip | 4 | 1 | 0.33 ± | 0.04 | 0.48 ± | 0.03 | ||
2 | 0.32 ± | 0.04 | 0.47 ± | 0.04 | ||||
Avg | 0.33 ± | 0.00 | 0.48 ± | 0.01 |