A palaeomagnetic study of the Umvimeela Dyke, Zimbabwe: evidence for a Mesoproterozoic overprint Mushayandebvu, M. F. ; Jones, D. L. ; Briden, J. C. Abstract Publication: Precambrian Research Pub Date: October 1994 DOI: 10.1016/0301-9268(94)90091-4 Bibcode: 1994PreR...69..269M