000			00334nam a2200157 a 4500
005			20220518175106.0
008			960221s1955 dcuabcdjdbkoqu001 0deng d
082			_a552.1 _bL4
100			_aSorensen, H _919021
245			_aAlkaline rocks
300			_c
653			_aIgneous rocks
942			_cBK
942			_cBK
003			ViArRB
999			_c252784 _d252784