000 00358nam a2200157Ia 4500
008 170101s1974 xx 000 0 und d
082 _a552.1 S62A
100 _aSORENSEN, H.,
245 0 _aAlkaline rocks.
260 _bLondon
_c1974
300 _a622p.
650 _aROCKS, IGNEOUS
653 _aALKALIES
653 _aROCKS, IGNEOUS
942 _2ddc
_cB
999 _c56761
_d56761