Kaolin, refractory clay, ball clay, and halloysite in North America, Hawaii, and the Caribbean Region
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02a0006591;20011205d1984 ekmy0engy01;eng;a z 000yy;r;Kaolin, refractory clay, ball clay, and halloysite in North America, Hawaii, and the Caribbean Region;S.H. Patterson & H.H. Murray;Washington;U.S. Government Printing Office;1984;56 p.;Professional Paper;U.S. Geological Survey;no.1306;2001b;aProfessional Paper ; fU.S. Geological Survey ; vno.1306;a433;Patterson ; Murray;S.H. ; H.H.;101;425786;P;254.2;P94;v1306 ; r44.80;a04;b1;cP