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RT @FaithfullJohn: This neptunite has d41K of -0.21 per mill (relative to NIST SRM 999b). We measured a @hunterian specimen of NEPTUNITE f…
RT @FaithfullJohn: This neptunite has d41K of -0.21 per mill (relative to NIST SRM 999b). We measured a @hunterian specimen of NEPTUNITE f…
RT @SUERC1: SUERC instruments probe isotopes: High-precision 41K/39K measurements by MC-ICP-MS indicate terrestrial variability of δ41K: ht…
RT @SUERC1: SUERC instruments probe isotopes: High-precision 41K/39K measurements by MC-ICP-MS indicate terrestrial variability of δ41K: ht…
SUERC instruments probe isotopes: High-precision 41K/39K measurements by MC-ICP-MS indicate terrestrial variability of δ41K: https://t.co/ZX6ScXMpgL @RSC_ECG