New UโPb SHRIMP zircon age for the Schur
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I.T. Graham; S.A. De Waal; R.A. Armstrong
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Article
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2005
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Elsevier Science
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English
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The Schurwedraai alkali granite is one of a number of prominent ultramafic-mafic and felsic intrusions in the Neoarchaean to Palaeoproterozoic sub-vertical supracrustal collar rocks of the Vredefort Dome, South Africa. The alkali granite intruded the Neoarchaean Witwatersrand Supergroup and has a pe