Abstract

In 1954, xenotime was identified by M. P. Jones2 and the author in a jig concentrate submitted for examination to the Geological Survey by Amalgamated Tin Mines of Nigeria Ltd. The concentrate was obtained from the mineral dressing plant established at Rayfield (9°50’N; 8°55’E) near Jos, Northern Nigeria to work the intensely decomposed biotitegranite for primary columbite.

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