000 00381nam a22001457a 4500
041 _aeng
082 0 _a552
100 1 _aErnst, W.G.
245 1 0 _aEarth materials
_cW.G. Ernst
260 _aNew Jersey :
_bPrentice - Hall Inc.,
_c1969.
300 _aviii, 149p. ill. ;
_c23 cm.
440 _aFoundations of earth science series
650 4 _aPetrology
653 _aEarth materials
999 _c413254
_d413189