000 00299nam a2200097 4500
999 _c334124
_d334124
082 _a549.125
_bWIN.E
100 _aWinchell,Alex
245 _aElements of Optical mineralogy,:an introduction to microscopic petrography,5th ed.,pt.1
_cWinchell,Alex
260 _aNew York
_c1957
_bJohn Wiley
942 _cBK