01594cam a2200337 a 4500001000800000005001700008007001400025008004100039035002300080035001200103040002000115043001200135074001600147086002400163091000800187245024400195260013300439300002800572490003100600500019300631500005500824500003400879504005500913533009200968650002301060650002801083700002301111710002901134830005501163984003801218406176320080602161530.0he-bmb024bbca931123s1992 cou bb f000 0 eng d a(OCoLC)ocm29374789 a4061763 aDGPOcDGPOdDLC an-us-ak a0624-H (MF)0 aI 19.76:92-573/text amfm00aMagnetic media file of analytical results and geochemical signatures of lode gold, placer gold, and heavy-mineral concentrates from mining districts in central, western, and northern Alaskah[microform] /cby John B. Cathrall ... [et al.]. a[Denver, CO] :bU.S. Dept. of the Interior, U.S. Geological Survey ;b[Books and Open-File Reports Section, distributor],c1992. aii, 17 leaves ;c28 cm.1 aOpen-file report ;v92-573 aReport 92-573 includes this text and also a floppy disk of "analytical data and gold signatures for placer and lode gold, and the analytical data of associated heavy-mineral concentrates." aDistributed to depository libraries in microfiche. aShipping list no.: 93-0957-M. aIncludes bibliographical references (leaves 9-12). aMicrofiche.b[Denver, Colo. :cU.S. Geological Survey,d1993]e1 microfiche : negative. 0aGold oreszAlaska. 0aHeavy mineralszAlaska.1 aCathdrall, John B.2 aGeological Survey (U.S.) 0aU.S. Geological Survey open-file report ;v93-573. aANLcmc SUDOC I 19.76:92-573/text