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H. L. Allsopp
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Journal Article

The emplacement age and geochemical character of the Venetia kimberlite bodies, Limpopo Belt, northern Transvaal

H. L. Allsopp, C. B. Smith, A. G. Seggie, E. M. W. Skinner, E. A. Colgan
Published: 01 September 1995
South African Journal of Geology (1995) 98 (3): 239–244.
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Journal Article

The age of the Umkondo Group, eastern Zimbabwe, and implications for palaeomagnetic correlations

H. L. Allsopp, J. D. Kramers, D. L. Jones, A. J. Erlank
Published: 01 March 1989
South African Journal of Geology (1989) 92 (1): 11–19.
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Journal Article

U-Pb isotope systematics, ages and genesis of Karoo uranium deposits, South Africa

M. J. Duane, H. J. Welke, H. L. Allsopp, W. A. Wilsher
Published: 01 March 1989
South African Journal of Geology (1989) 92 (1): 49–64.
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Journal Article

The Rb-Sr geochronology of the Colossus kimberlite pipe, Zimbabwe

H. L. Allsopp, J. W. Bristow, E. M. W. Skinner
Published: 01 August 1985
South African Journal of Geology (1985) 88 (2): 245–248.
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Journal Article

Emplacement ages of Jurassic-Cretaceous South African kimberlites by the Rb-Sr method on phlogopite and whole-rock samples

C. B. Smith, H. L. Allsopp, J. D. Kramers, G. Hutchinson, J. C. Roddick
Published: 01 August 1985
South African Journal of Geology (1985) 88 (2): 249–266.
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Journal Article

Rb-Sr ages and palaeomagnetic data for some Angolan alkaline intrusives

H. L. Allsopp, R. B. Hargraves
Published: 01 August 1985
South African Journal of Geology (1985) 88 (2): 295–299.
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Journal Article

Rb-Sr geochronology of some Miocene West Australian lamproites

H. L. Allsopp, J. W. Bristow, E. M. W. Skinner, B. H. Scott Smith, R. V. Danchin
Published: 01 August 1985
South African Journal of Geology (1985) 88 (2): 341–345.
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