00602cam a22002294a 4500003001000000005001700010008004100027020001500068040002500083041000800108044000800116080000800124100002100132245001800153250001200171260004900183490003300232650003300265650003200298655001900330700002300349AR-SsjUIB20250716140250.0250429s1975    xxu           000 0 eng d  a071670272X  aAR-SsjUIBcAR-SsjUIB0 aeng  axxu  a5531 aPark, Charles F.10aOre deposits.  a3rd ed.  aSan Francisco :bFreeman and Company,c1975.0 aA series of books in geology 7aGeología económica2lemb 7aYacimientos minerales2lemb 7aLibro2unescot1 aMacdiarmid, Roy A.