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Significance of rare earth distributions in coexisting minerals of peralkaline undersaturated rocks

โœ Scribed by B. J. Fryer; A. D. Edgar


Publisher
Springer
Year
1977
Tongue
English
Weight
685 KB
Volume
61
Category
Article
ISSN
0010-7999

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โœ R. Emmermann; L. Daieva; J. Schneider ๐Ÿ“‚ Article ๐Ÿ“… 1975 ๐Ÿ› Springer ๐ŸŒ English โš– 1002 KB

Granitic rocks of various ages and composition are found in the Schwarzwald region of West Germany. These granites range in age from Upper Devonian to Upper Carboniferous (370-280 m.y.) and in composition from granodiorites to alkali feldspar granites. 14 representative samples of twelve different t