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Pb, Nd, Sr isotopic composition of the Mesoproterozoic mafic … · 2020. 5. 4. · OUC OLC 206Pb/204Pb vs 207Pb/204Pb plot. UM (K&T) - model upper mantle curve after (Kramers and

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Page 1: Pb, Nd, Sr isotopic composition of the Mesoproterozoic mafic … · 2020. 5. 4. · OUC OLC 206Pb/204Pb vs 207Pb/204Pb plot. UM (K&T) - model upper mantle curve after (Kramers and

a) 238U Pb + 8α+ 6βtu-freiberg.de/sites/default/files/media/professur-fuer...238U · (eλt –1) 206 Pb 206 238U 204 Pb 204 204Pb ·(eλt –1) i ·(eλt –1) i 207Pb 207Pb 235U

a) 238U Pb + 8α+ 6βtu-freiberg.de/sites/default/files/media/professur-fuer...238U · (eλt –1) 206 Pb 206 238U 204 Pb 204 204Pb ·(eλt –1) i ·(eλt –1) i 207Pb 207Pb 235U

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