000			00307nam a2200097 4500
999			_c334127 _d334127
082			_a549 _bKRA.I
100			_aKraus,Edward Henry,et al.
245			_aMineralogy :an introduction to the study of minerals and crystals,3rd ed. _cKraus,Edward Henry,et al.
260			_aNew york _c1936 _bMc Graw Hill
942			_cBK