000 00402nam a22001817a 4500
015 _a3441
080 _a549
_bBET
100 _aAgol, V.
100 _aGurevich, A.
245 _aA course of mineralogy
260 _aPeace
_bMoscow
300 _a642p.
_bfig.
852 _a1L 3-1
999 _c1483
_d1483