Palaeoproterozoic magnesite-stromatolite-dolomite-"red beds"assocation, Russian Karelia: palaeoenvironmental constraints on the 2.0 Ga positive carbon isotope shift.

NGU-RAPPORT
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99.052
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Forfattere
Melezhik, V. A.
Fallick, A. E.
Medvedev, P. V.
Makarikhin, V.V.
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Utgivelsesår
1999
Publikasjonstype
Utgivelsesår
1999
ISSN
0800-3416
Summary
Forkortet The ca. 2000 MA Tulomozerskaya Formation, Russian Karelia, representests the most 13C-rich carbonates (up to +18%)which have ever been reported. The implication of this excursion for our understanding of the coeval global geodynamic carbon cycle is not clear, but the interpretation of the maximum....
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