单词 peraluminous 释义 peraluminous, a. Petrol.|prl(j)umns|[f. per-1 4 + aluminous a.]Of a rock: (see quots. 19741 (and 1931), 1972).1927,1931[see peralkaline a.].1964Mineral. Abstr. XVI. 488/2 A peraluminous granite stock and related pegmatites..have be...