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U/Th systematics of authigenic carbonates and δ¹⁸O records from Hydrate Ridge...
Uranium (U) concentrations and activity ratios (d234U) of authigenic carbonates are sensitive recorders of different fluid compositions at submarine seeps of hydrocarbon-rich... -
(Table 3) δ¹⁸O of chemoherm carbonate samples, Delta d18O, past d18O seawater...
Column 4: 230Th/234U ages of chemoherm carbonates (see also Table 2). The age for 3429-3-A-8 is a mean value of sample a and b. Column 5: Measured d18OPDB of chemoherm carbonate... -
(Table 2) U and Th isotopic compositions of authigenic carbonates, bottom- an...
Notes: All given statistical errors are two standard deviations of the mean (2Sigma). The used decay constants are: Lamda234U = 2.8262 x 10-6 a-1 (Cheng et al., 2000b);... -
(Table 1) Stable isotope data of chemoherm carbonates at Hydrate Ridge on the...
Two active chemoherm build-ups growing freely up into the oceanic water column, the Pinnacle and the South East-Knoll Chemoherms, have been discovered at Hydrate Ridge on the... -
(Supplement 1) Pore water chemistry in cold-seep pore waters of Hydrate Ridge...
This dataset has no description
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(Supplement 2) Rare earth elements in cold-seep pore waters of Hydrate Ridge,...
Empty cells = value below dedection limit.
