Ion microprobe zircon U–Pb dating of the
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Shukrani Manya; Katsura Kobayashi; Makenya A.H. Maboko; Eizo Nakamura
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Article
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2006
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Elsevier Science
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English
⚖ 861 KB
Ion microprobe zircon U-Pb ages from metavolcanic and associated granitic rocks of the late Archaean Musoma-Mara Greenstone Belt (MMGB) of northeast Tanzania reveal that the oldest mafic volcanism in the belt occurred at 2676-2669 Ma followed by felsic volcanism at $2668 Ma. The felsic volcanism was