 | | Journal (article/letter/editorial) | | nephelinites and carbonatites of the Buhera district, SE Zimbabwe
R.E. Harmer a,Ł , C.A. Lee b , B.M....March 1998
Abstract
In the Buhera district of SE Zimbabwe the Dorowa and Shawa complexes are composed of...isotopic data are presented which
reveal that the Buhera nephelinites have signatures similar to, but more...of 22 to 15 at "Sr of C8 to C20. By contrast the Shawa carbonatites are not isotopically anomalous with...relationships provide unequivocal
evidence that the Buhera nephelinites and carbonatites were derived from |  | | Book (edition) | | detailed geological survey of the Alné
Island complex and announced his results in a series of papers...completed most of the field work on the Iron Hill
complex of Gunnison County, Colorado, in 1912-1913. Although...fairly pure
calcite (Garson and Smith, 1958). The complex was first studied by F.
Dixey, and it was he who...detailed and complete studies of a carbonatitic complex.
Between 1950 and 1956 there took place the most...presented by Leonardos (1956A, B). The Fen, Norway, complex
has been restudied by Saether (1958); that of the |  | | Journal (volume) | | carbonatite complex is the w est ernmost deposit in the
K ola a lkali ne rock province. The complex comprises...area and a magmat ic core. The
evolution of th e complex star te d with an u ltr am af ic instrusion that...bonatite intrusion completed the evolu t ion of the
complex. The magmatic carbonatites cryst allized during...years after the discovery in
1967 of the So kli complex (F ig. 1) by the steel
company Rautaruukki Oy,...(85- 95 vol-O/o).
The locat ion of the S okli complex in the
alkaline rock p rovince of the Ko la Peninsula |  | | Book | | Cho (D027 and D018) Diamondiferous Kimberlite Complex Slave
Craton, Northwest Territories, Canada
Doyle...Ben Ismail, W., Lloyd, G
458
460
466
469
471
Complex Origins and Multiple Ages of Mantle Zircon Megacrysts...Multiple Inclusions In Diamonds: Evidence For Complex Petrogenesis.
Taylor, W.R., Bristow, J
Cyclicity...Mineral Chemistry of the Mwenezi-01 Kimberlites, Zimbabwe.
955
Williams, C.M., Robey, J.v.A., Abson, J...to granulite facies rocks (known as the
Rayner Complex; Sheraton et al., 1980) forming the northern Prince |  | | Book | | (0. K.), 1. KORNPROBST (France), 1. D. KRAMERS (Zimbabwe), M. J. LE BAS (0. K.), F. E. LLOYD (0. K.), R......................... 5.1 The Thghouaji Ring-Complex ...................... 5.2 Conclusion ...........Ma), Nigerian Younger granites (213 -141 Ma), Zimbabwe (205 - 200 Ma), West African craton (200-180 Ma);...the base of the Karoo sequence in southeastern Zimbabwe and northern Lebombo (Cleverly and 6 East African...lavas are coeval with carbonatites in eastern Zimbabwe, both yielding age determinations of ca. 205 - |
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