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Rare gases in a phlogopite nodule and a phlogopite-bearing peridotite in South African kimberlites

โœ Scribed by Ichiro Kaneoka; Nobuo Takaoka; Ken-Ichiro Aoki


Book ID
115854222
Publisher
Elsevier Science
Year
1977
Tongue
English
Weight
369 KB
Volume
36
Category
Article
ISSN
0012-821X

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Phlogopites and potassic richterites fro
โœ Ken-ichiro Aoki ๐Ÿ“‚ Article ๐Ÿ“… 1974 ๐Ÿ› Springer ๐ŸŒ English โš– 477 KB

Mica nodules from the Dutoitspan and Wesselton mines, Kimberley can be divided into two groups: diopside-phlogopite nodules and potassie riehterite-phlogopite nodules. The latter is characterized by the presence of abundant potassic richterite (less than 50% by volume) and large size of the crystals