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The influence of the local pressure gradient and of the metamorphic grade on the composition of pegmatites in metamorphic terrains

โœ Scribed by G. Rivalenti; G. P. Sighinolfi

Publisher
Springer
Year
1971
Tongue
English
Weight
236 KB
Volume
34
Category
Article
ISSN
0010-7999

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โœ Peter Blattner; A. F. Cooper ๐Ÿ“‚ Article ๐Ÿ“… 1974 ๐Ÿ› Springer ๐ŸŒ English โš– 759 KB

A lamprophyre dike swarm intruding the Haast Schist terrain of Southern New Zealand includes Ba-, Sr-, and REE-rich carbonatitcs with carbon and oxygen isotopic compositions quite distinct from those of the country rock. In the light of more recent literature data it is argued that the field of carb