The Lages diatremes: mineral composition and petrological implications
Chemical data of heavy minerals from Lages diatremes in southern Brazil have been studied with the aim of characterizingthe sample source(s). Three groups of minerals are recognized: I) aluminian-chromian pyroxene, pyrope garnetand chromian spinel, which represent disaggregated fragments of spinel,...
Збережено в:
| Опубліковано в:: | Anais da Academia Brasileira de Ciências |
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| Автори: | , , |
| Формат: | Artigo |
| Мова: | Inglês |
| Опубліковано: |
Academia Brasileira de Ciências
2007
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| Предмети: | |
| Онлайн доступ: | https://www.redalyc.org/articulo.oa?id=32779310 |
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