-
(Table 4) Noble gas concentrations and He, Ne, Ar, Kr, and Xe isotopic ratios...
Blanks and noble gas data on fusion crusts from chondritic meteorites are shown for comparison. -
U, Th and He isotope content, and accumulation rates of sediment core SO202-07-6
This dataset has no description
-
Supplementary table 3: Helium isotope data of DSDP Site 48-401
This dataset has no description
-
(Table S1) He isotope ratios from ODP Hole 122-762C samples
This dataset has no description
-
(Table S1) He isotope ratios from Bottaccione Gorge
This dataset has no description
-
(Table S3) Helium isotopic data and He-based age model from ODP Site 208-1266B
Sediment depth is given in mcd. -
Helium concentrations of ODP Hole 154-926B
This dataset has no description
-
Helium concentrations of ODP Hole 121-757B
This dataset has no description
-
(Table 3) Concentrations and isotopic composition of helium from fluid inclus...
This dataset has no description
-
(Appendix 1) Helium isotopic ratios and sedimentation rate model of ODP Hole ...
This dataset has no description
-
(Appendix 1) Helium isotopic ratios and sedimentation rate model of ODP Hole ...
This dataset has no description
-
(Table 3) Noble gas concentrations of oceanic sediments
This dataset has no description
-
(Table 2) Noble gas concentrations of old oceanic crust
This dataset has no description
-
(Table 3) Results of stepwise degassing experiments and diffusion runs on the...
For all samples duration of each step was 30 min. Mass of the sample was 31 mg. -
(Table 2) Results of stepwise degassing experiments and diffusion runs on pel...
For all samples duration of each step was 60 min. -
(Table 2) Results of stepwise degassing experiments and diffusion runs on pel...
For all samples duration of each step was 60 min. -
(Table 1) Helium concentration in bulk and leached pelagic clays from Core LR...
The total volumes of acids used in all cases were 50 ml. -
(Table 1) Helium concentration in bulk and leached pelagic clays from DSDP Ho...
The total volumes of acids used in all cases were 50 ml. -
(Appendix B) Helium isotope concentrations and ratios in replicated bulk sedi...
This dataset has no description
-
(Appendix A) Helium isotope concentrations and ratios for leached replicates ...
To maximize the size of the samples analyzed, aliquots of 2 to 3 g were leached in 10% acetic acid for 6 h to remove CaCO3. This resulted in residues of about 250 mg of...
