 | | Book | | Commonwealth Countries United Kingdom Ghana Kenya Malawi Rhodesia Sierra Leone Tanzania Uganda Zambia Canada...29 Figure 4 Nepheline-syenite occurrences in Malawi page 51 Figure 5 Occurrences of nepheline-bearing...per cent., occurs in several different forms. Sanidine, the monoclinic high-temperature form, occurs...rocks consisting of alkali-feldspar, typically sanidine, with a sodic feldspathoid, usually nepheline...diagram of the system SiO.-NaAlSiO,-KAISiO, with region of low temperature indicated by stippled area. |  | | Book (edition) | | Department of Mines and G. E. Parsons (1961) : Malawi Geological Survey and M. S. Garson and W. C. Smith...Tanzania Geological Survey and N. J. Guest (1954) : Malawi Geological Survey and M. S. Garson and W. C. Smith...Bailey and J. F. Schairer (1964) Figure 10-17: Malawi Geological Survey and M. S. Garson and W. C. Smith...15-19: Malawi Geological Survey and M. S. Garson and W. C. Smith (1958) Figure 15-25: Malawi Geological...Jr., completed most of the field work on the Iron Hill complex of Gunnison County, Colorado, in 1912-1913 |  | | Book | | VULCANICITY AND CONTINENTAL EVOLUTION IN THE BARBERTON REGION, TRANSVAAL 27 M. J. Viljoen and R. P. Viljoen...TRIAD 73 H. C. M. Whiteside THe ANORTHOSITE OF SOUTHERN ANGOLA: A REVIEW OF PRESENT DaTA 89 E. S. W...PEGMATITES FROM OROGENIC BELTS OF EQUATORIAL AND SOUTHERN AFRICA 157 O. Von Knorring LATE PALAEOZOIC TO...PETROCHEMICAL AND TECTONIC RELATIONSHIP OF THE MALAWI CARBONATITEALKALINE PROVINCE AND THE LUPATA-LEBOMBO...greenalite chert in the Ordovician rocks of the Southern Uplands of Scotland. Miner. Mag., 24, 433. (with |
|
