Table T12. Drilling mud water, Hole C0020A.
Lith. unit |
Mud water sample |
Salinity (‰) |
Alkalinity (mM) |
PO4 (µM) |
NH4 (mM) |
Cl– (mM) |
Br– (mM) |
SO42– (mM) |
Na+ (mM) |
---|---|---|---|---|---|---|---|---|---|
337-C0020A- | |||||||||
Pre | 2-LMT | 111.38 | 49.55 | BD | BD | 1218.68 | 0.69 | 27.95 | 511.49 |
I | 23-LMT | 100.91 | 39.74 | 31.11 | BD | 1097.82 | 0.89 | 25.71 | 475.10 |
II | 120-LMW | 97.86 | 44.98 | BD | 0.97 | 970.18 | 0.94 | 22.96 | 457.41 |
II | 189-LMW | 103.31 | 49.86 | BD | BD | 1130.72 | 0.68 | 20.52 | 624.37 |
III | 257-LMW | 138.89 | 77.70 | BD | BD | 1547.56 | 0.81 | 55.96 | 1146.67 |
IV | 280-LMW | 125.69 | 63.97 | BD | BD | 1367.33 | 0.73 | 49.45 | 1013.76 |
IV | 373-LMW | 127.41 | 70.03 | BD | BD | 1394.39 | 0.83 | 50.99 | 1019.80 |
Post | 392-LMT | 104.57 | 46.11 | BD | BD | 1103.69 | 0.76 | 37.96 | 812.25 |
LMT = fluid collected at the mud tank. LMW = fluid taken from drilling mud. BD = below detection., ND = not detected.
Lith. unit |
Mud water sample |
K+ (mM) |
Mg2+ (mM) |
Ca2+ (mM) |
B (µM) |
Ba (µM) |
Fe (µM) |
Li (µM) |
Mn (µM) |
Si (µM) |
Sr (µM) |
---|---|---|---|---|---|---|---|---|---|---|---|
337-C0020A- | |||||||||||
Pre | 2-LMT | 847.34 | 28.18 | 5.96 | 299.38 | 5.15 | BD | 152.62 | BD | 119.80 | 57.78 |
I | 23-LMT | 756.11 | 28.02 | 5.41 | 192.76 | 5.71 | 9.48 | 164.10 | ND | 233.66 | 13.91 |
II | 120-LMW | 642.97 | 23.82 | 8.41 | 176.26 | 42.60 | 166.69 | 151.85 | 1.69 | 2305.82 | 16.82 |
II | 189-LMW | 650.04 | 14.05 | 6.17 | 166.12 | 14.16 | 151.06 | 259.81 | 3.02 | 2150.94 | 13.61 |
III | 257-LMW | 732.92 | 5.18 | 4.30 | 176.41 | 9.52 | 392.30 | 233.30 | 5.34 | 4416.41 | 17.68 |
IV | 280-LMW | 662.50 | 3.87 | 4.08 | 188.57 | 12.51 | 464.14 | 224.34 | 4.66 | 5278.75 | 25.55 |
IV | 373-LMW | 668.84 | 2.23 | 4.05 | 237.83 | 13.72 | 587.60 | 191.73 | 5.71 | 7202.78 | 32.98 |
Post | 392-LMT | 578.05 | 1.54 | 3.50 | 173.91 | 14.43 | 449.15 | 190.80 | 3.57 | 5418.73 | 28.82 |
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