000 00968cam a22002531 4500
001 gs 48000080
003 DLC
005 20260227111354.0
008 790801s1948 mtua 000 0 eng c
010 _ags 48000080
035 _a(OCoLC)5229031
040 _aU.S. Geol. Survey
_cTxEU
_dDLC
042 _apremarc
050 0 0 _aQE391.S5
_bH4
100 1 _aHeinrich, E. William
_q(Eberhardt William),
_d1918-
245 1 0 _aDeposits of the sillimanite group of minerals south of Ennis, Madison County,
_bwith notes on other occurrences in Montana.
260 _aButte,
_bMontana School of Mines,
_c1948.
300 _aiii, 22 p.
_billus., plate,
_c28 cm.
490 1 _aMontana. Bureau of Mines and Geology. Miscellaneous contribution
_vno. 10
504 _a"References": p. 21-22.
650 0 _aSillimanite.
650 0 _aMines and mineral resources
_zMontana
_zMadison County.
810 2 _aMontana Bureau of Mines and Geology.
_tMiscellaneous contribution ;
_vno. 10.
999 _c28266
_d28266