000 00949cam a22002771 4500
001 gs 57000214
003 DLC
005 20260227111405.0
008 790329s1957 mtuab b 000 0 eng c
010 _ags 57000214
035 _a(OCoLC)4798371
040 _aU. S. Geol. Survey. Libr.
_cCoFS
_dOCoLC
_dDLC
042 _apremarc
050 0 0 _aTN490.T55
_bJ3
082 _a553.49
100 1 _aJarrard, Leonard D.
245 1 0 _aSome occurrences of uranium and thorium in Montana.
_bWith sections on prospecting for radioactive minerals.
260 _a[Butte]
_c1957.
300 _aiv, 90 p.
_billus., maps (1 fold.)
_c19 cm.
490 1 _aMontana. Bureau of Mines and Geology. Miscellaneous contribution
_vno. 15
504 _aBibliography: p. 90.
650 0 _aUranium ores
_zMontana.
650 0 _aThorium.
650 0 _aRadioactive substances.
810 2 _aMontana Bureau of Mines and Geology.
_tMiscellaneous contributions ;
_vno. 15.
999 _c29169
_d29169