MARC全文
02h0006576 20090327103027.0 s1990 dcua frb |000|||eng | NGL n-us-mo a425 Whitten, C. W. Characterization of the rare-earth mineralogy at the Pea Ridge Deposit, Missouri / by C.W. Whitten and R.J. Yancey. [Washington, D.C.] : U.S. Dept. of the Interior, Bureau of Mines, 1990. 9 p. : ill. ; 28 cm. Report of investigations ; 9331 Includes bibliographical references. Rare earth metals ; Iron ores ; Geology Missouri. ; Missouri. ; Missouri. aYancey, R. J. Report of investigations (United States. Bureau of Mines) ; 9331. aCN bNGL NGL P 720.66 R29u v9331 ; h1 fqyl0804