000 003360000a22001330004500
008 140223b1976 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _aH1:2 L6-'1
082 _aH1:2 L6-'1
100 _aRay (S)
245 _aMorphologic crystallography & optical minerology
260 _c1976
650 _aMineral Resources
999 _c156121
_d156121