000 00833nam a22002657a 4500
001 5037
008 190110s1986 gr ||||| |||| 00| 0 eng d
041 _aeng
080 _a553.21/M|1
100 _911869
_aLin Chyi, Lindgren
245 _aCharacteristics and genesis of zirconium and hafnium deposits
260 _aAthens
_bTheophrastus Publications
_c1986
300 _app. 387-408
_bilus.
650 _9238
_aCOMPOSICION QUIMICA
650 _99546
_aFRACCIONAMIENTO QUIMICO
650 _aGEOQUÍMICA
_975
650 _91344
_aHAFNIO
650 _945
_aPARAGENESIS
650 _977
_aROCAS IGNEAS
650 _9288
_aROCAS METAMORFICAS
650 _91346
_aZIRCONIO
773 _023594
_923594
_aCraig, James R.
_dAthens Theophrastus Publications 1986
_o23594
_tMineral paragenesis
910 _aRNUÑEZ
_b38868
942 _2z
_cCAPL
999 _c5037
_d5037