Some Xenoliths from the alkalic rocks of
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G. D. Borley; P. Suddaby; P. Scott
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Article
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1971
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Springer
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English
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1. Xenoliths of ultrabasic, ultramafic, gabbroic or syenitic type occur in Teneriffe: dunites and clino-pyroxenites in the old alkalic basalt formations of Teno and Anaga peninsulas; gabbroic xenoliths in the Pedro Gil region; nepheline-syenite xenoliths in the Las Canadas and Vilaflor regions where