000 00280 a2200109 4500
082 _a549.13
_bIn8p
245 1 _aPAPERS PRESENTED TO THE SECTION ON MINERAL CHEMISTRY
260 _aLondon
_bButterwortht Scientific Pub.
_c1958
300 _a891
964 _gCIRC
997 _a2454 C
999 _c451797
_d451797