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11.
Dr. Gerda Woletz 《International Journal of Earth Sciences》1967,56(1):308-320
In the Eastern Alps the study of heavy minerals from Cretaceous and Early Tertiary sediments enables us to distinguish at least three different provinces.
- 1.The deposits of Helveticum and the lower parts of Penninicum contain predominantly zircon, together with varying quantities of rutile, tourmaline and apatite. 相似文献