A mineralogical study of pyrochlore and betafite.
Pyrochlore has been found in many localities and promises to be an important source of niobium. Betafite is also widespread in occurrence and has been mined intermittently in Madagascar as a minor uranium ore; in other localities it does not seem to occur in economic quantities. Although several ind...
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| Format: | Others |
| Language: | en |
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McGill University
1959
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| Online Access: | http://digitool.Library.McGill.CA:80/R/?func=dbin-jump-full&object_id=111783 |