Rare Earths in Hawaiian Basalts

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Science  19 Aug 1966:
Vol. 153, Issue 3738, pp. 867-869
DOI: 10.1126/science.153.3738.867


Rare-earth elements have been determined by neutron activation analysis in 20 basalts from the Hawaiian Islands. The abundance patterns of these elements form groups coinciding closely with groupings based on other evidence, and a fractional crystallization mechanism for change in rare earth abundance is implied.