000 00542nam a2200169Ia 4500
008 190328s9999||||xx |||||||||||||| ||und||
010 _a56-60859
040 _aNITIL
_cNITIL
082 _221st
_a338.2
_bU58M
110 _aUnited States. Department of the Interior
245 0 _aMineral facts and problems
260 _aWashington, DC
_bUnited States Department of the Interior
_c1985
300 _aviii, 956p.
440 _aBureau of mines bulletin ; 675
650 _aMines and minerals resources-US; Mineral industries-US
942 _cBKS
999 _c15794
_d15794