A review of the geology of the dolomite-
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R.E. Harmer
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Article
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2001
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Elsevier Science
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English
โ 242 KB
Yb ratios ranging from 25 to 345 exhibit notable increase from sijvite to ankeritic carbonatite. The calcite-carbonatite (sijvites) from the ring-dyke show variable stable isotope ratios ranging from 613C=-3.77 to -5.11 and 6180 = + 9.2 to + 11.6%0. The ankeritic carbonatite, which occurs as a plug