00606nam a22002297a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082002000102100002800122245003800150250001000188260003000198300001000228490004800238650002300286700001900309830004800328CHAP20220329134218.0971013s1981            r     00010     d  a17031  a18003  a22087  cCHAP  a552.06bJ4 198100aJeffery, Paul Geoffrey.  aChemical methods of rock analysis  a3 ed.  aOxford :bPergamon,c1981  a379 p  aPergamn series in analytical chemistryv; 414aRocasxAnálisis.0 aHutchinson, D.0 aPergamn series in analytical chemistryv; 4