Estudo cristaloquímico de minerais de nióbio e tântalo: desordem e mudança de simetria cristalográfica em ixiolita do pegmatito de Volta Grande-MG
=== The context of production and use of niobium and is very strategic for Brazil, because its used by all developed economies and our country concentrates approximately 97 % of all known reserves of this mineral on the planet. This is a chemical element used mainly as adittive for steel, giving t...
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| Format: | Others |
| Language: | Portuguese |
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Universidade Federal de Minas Gerais
2014
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| Online Access: | http://hdl.handle.net/1843/SFSA-9WXUUE |
