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Your search keyword '"Gumsley, A."' showing total 2 results
Start Over Author "Gumsley, A." Journal acta geologica sinica (english edition)
2 results on '"Gumsley, A."'

1. The Timing of the Palaeoproterozoic Great Oxidation Event using Dykes, Sills and Bolcanics of the Ongeluk Large Igneous Province, Kaapvaal Craton.

Author

GUMSLEY, Ashley P., KAMPMANN, Tobias C., LARSSON, Emilie R., SÖDERLUND, Ulf, CHAMBERLAIN, Kevin R., BLEEKER, Wouter, DE KOCK, Michiel O., and BEKKER, Andrey

Subjects
*OXIDATION, *DIKES (Geology), *BASALT, *SEDIMENTARY rocks, *SILLS (Geology), *GREAT Oxidation Event
Abstract

The article discusses the timing of the palaeoproterozoic great oxidation event using dykes, sills and bolcanics of the Ongeluk Large Igneous Province, South Africa. Topics discussed include growth and emergence of the Earth's first large continents, and basaltic formations within the predominantly sedimentarysuccession.

Published
2016
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2. Constraining the Timing of the Molopo Farms Complex Emplacement and Provenance of Its Country Rock.

Author

de Kock, Michiel O., Ravhura, Livhuwani, Vorster, Clarisa, Beukes, Nicolas J., and Gumsley, Ashley P.

Subjects
EMPLACEMENT (Geology), ROCKS, SEDIMENTARY structures, IGNEOUS intrusions
Abstract

The article discusses restricting the timing of the Molopo Farms complex emplacement and provenance of its country rock. Topics discussed include intrusion in the sedimentary succession of the Neoarchean to Paleoproterozoic Transvaal Supergroup, lead dating of the complex, and sedimentary country rock of the complex representing the Transvaal Supergroup in South Africa.

Published
2016
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