Dataset - B2FIND

(Table 1) Isotopic composition of noble gases from sediment core LR44-GPC-3, ...

grain size 5-10 µm
(Table 2) Noble gas isotopic ratios from the Antrim Shale in the Michigan Basin

R/Ra = R is the measured 3He/4He ratio and Ra is the atmospheric value of 1.384 ± 0.013 × 10**-6.
(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.
(Table 2) Helium and neaon measured by step heating on gabbros of ODP Hole 11...

Sample description in Hart et al. (1999) datasets: doi:10.1594/PANGAEA.708204
(Table 1) Isotopic composition of noble gases from metasediments

This dataset has no description

You can also access this registry using the API (see API Docs).