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The outlook for pyrochlore concentrates : a review
(1968-02)
World production of pyrochlore has recently outstripped that of columbite, previously the main source of niobium. Columbite is largely a by-product of tin mining, but the new pyrochlore mines depend almost entirely for ...
A note on new materials and minerals in Madagascar
(1968-09)
Beryllium and monazite (with graphite and mica) are two of the most important products of the Malagasy mining industry. The rare earths, mainly in the form of columbo-tantalates, are fairly frequently met with in Madagascar. ...
Minéraux nouveaux en Côte-d'Ivoire
(1968-01)
La présente note que nous proposons poor le "cycle d'études sur les
metaux et minéraux nouveaux" organise a, Addis-Abeba, du 5 au 10 février
1968, par la Commission économique de Nations Unies pour l'Afrique
Aspects de l'activité des organismes publics britanniques dans le domaine de l'évaluation des métaux nouveaux
(1968-03)
Un certain nombre d'organismes publics se sont intéresses aux métaux nouveaux durant ces dernières années en Grande Bretagne et, a l'exception peut-être du césium, leurs travaux ont porte sur tous les éléments qui doivent ...
Types of rare metals deposits in Africa and main directions in exploration
(1968-01)
This paper talks about rare metals deposits in Africa and developments in modern industry and technique require the application of various rare metals which now are very important for many of the quite delicate fields of ...
Aspects of work of British Government Institutions in the evaluation of the newer metals
(1968-02)
The government bodies mainly concerned are the Institute of Geological Sciences, Warren Spring Laboratory (Ministry of Technology) and the Atomic Energy Research Establishment, but much work has been carried out in close ...