00934nam a2200241Ia 450000100060000000300050000600500170001100800410002801000150006904000130008405000230009708200170012008600180013710000250015524500920018026000350027230000140030749000500032150002280037150400410059965000210064065000310066187617BIBL20160527204139.0911031s1992    dcu      b   f00010 eng    a 91041325   aDLCcDLC00aTN490.Z5bT68 199200a553.4/652200 aI19.4/2:930-L10aTowner, R. R.2Local10aInternational strategic minerals inventory summary report--zirconiumcby Roy R. Towner.0 aWashingtonbU.S. G.P.O.c1992.  avi, 47 p. 0aU.S. Geological Survey circularv930-L2Local  a"Prepared as a cooperative effort among earth-science and mineral-resource agencies of Australia, Canada, the Federal Republic of Germany, the Republic of South Africa, the United Kingdom, and the United States of America."  aIncludes bibliographical references. 0aZirconium2Local 0aStrategic materials2Local