00977cam a2200265   4500001001300000003000400013005001700017008004100034010001700075040004100092050002200133100002800155245016200183260004800345300003000393490005200423504002400475650002200499650002100521650001900542700003400561700006000595830003900655999001700694gs 67000305 DLC20260227111421.0690307s1967    dcua     b    000 0 eng c  ags 67000305   aU.S. Geol. Survey. LibrarycDLCdDLC10aQE75b.C5 no. 5441 aHuffman, Claude,d1922-10aDetermination of gold in geologic materials by solvent extraction and atomic-absorption spectrometry,cby Claude Huffman, Jr., J. D. Mensik, and L. B. Riley.  aWashingtonb[U.S. Govt. Print. Off.]c1967.  aiii, 6 p.billus.c26 cm.1 aUnited States. Geological Survey. Circularv544  aBibliography: p. 6. 0aGoldxMetallurgy. 0aCyanide process. 0aGoldxSpectra.1 aMensik, J. D.,ejoint author.1 aRiley, L. B.q(Leonard Benjamin),d1905-ejoint author. 0aGeological Survey circular ;v544.  c30387d30387