00750cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040001900111042001200130050001800142100005400160245004300214260004400257300004700301410005700348504002800405650004200433650001600475999001700491gs 49000121 DLC20260227111355.0780815s1948    mtua          000 0 eng    ags 49000121   a(OCoLC)4143650  aDLCcTxEUdDLC  apremarc00aTN948.P38bH41 aHeinrich, E. Williamq(Eberhardt William),d1918-10aPegmatite mineral deposits in Montana.  aButte,bMontana School of Mines,c1948.  avii, 56 p.billus., maps (1 fold.)c28 cm.20aMontana Bureau of Mines and Geology.tMemoirvno. 28  a"References": p. 55-56. 0aMines and mineral resourceszMontana. 0aPegmatites.  c28367d28367