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100   $a20141006d1962      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aData of geochemistry$hChapter T$iNondetrital siliceous sediments /$fby Earle R. Cressman
205   $a6th ed. /$bMichael Fleischer, technical editor.
210  1$aWashington :$cUnited States Department of the Interior, Geological Survey,$d1962.
215   $a1 online resource (v, 23 pages) $cillustrations
225 1 $aGeological Survey professional paper ;$v440-T
300   $aTitle from title screen (viewed September 30, 2014).
300   $a"Tabulation and discussion of chemical analyses of chert with respect to mineralogic composition, petrographic type, and geologic occurrence."
320   $aIncludes bibliographical references (pages T18-T22) and index.
517 3 $aNondetrital siliceous sediments
606   $aGeochemistry
606   $aSiliceous rocks
606   $aGeochemistry$2fast
606   $aSiliceous rocks$2fast
615  0$aGeochemistry.
615  0$aSiliceous rocks.
615  7$aGeochemistry.
615  7$aSiliceous rocks.
700   $aCressman$b Earle Rupert$f1923-$01387068
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910706515803321
996   $aData of geochemistry$93499724
997   $aUNINA