000 00836cam a22002651 4500
001 gs 53000085
003 DLC
005 20260227111359.0
008 850617s1952 dcua b f000 0 eng c
010 _ags 53000085
035 _a(OCoLC)12166396
040 _aU. S. Geol. Survey. Libr.
_cTxHR
_dTxHR
_dDLC
042 _apremarc
050 0 0 _aQE75
_b.C5 no. 225
082 _a553.49
100 1 _aFleischer, Michael,
_d1908-
245 1 0 _aGeochemical association of niobium (columbium) and titanium and its geological and economic significance,
_cby Michael Fleischer [and others]
260 _aWashington,
_c1952.
300 _a13 p.
_btables.
_c27 cm.
440 0 _aGeological Survey circular
_v225
500 _aErratum slip inserted.
504 _a"Literature cited": p. 9-10.
650 0 _aNiobium.
650 0 _aTitanium.
999 _c28718
_d28718