000 00339nam a2200097 4500
100 _aMineralogical Society of Great Britain
245 _aMinerological Magazine,vol.39
_cMineralogical Society of Great Britain
260 _aMineralogical Society of Great Britain
_c1973
260 _aMineralogical Society of Great Britain
_c1973
942 _cCR
999 _c336887
_d336887