also: alúm and ālum English Wikipedia has an article on: alum Wikipedia alumn From Middle English alum, alum, alym, alyme, from Anglo-Norman alum, alun...
English Wikipedia has an article on: potash alum Wikipedia potash + alum potash alum (uncountable) alum, hydrated potassium aluminium sulphate, formula...
sodium alum (plural sodium alums) (mineralogy) A water-soluble mineral NaAl(SO4)2·12(H2O); a form of alum in which potassium is replaced by sodium. NaAl(SO4)2·12(H2O);...
See also: alum rock English Wikipedia has an article on: Alum Rock Wikipedia Alum Rock A census-designated place in Santa Clara County, California, United...
See also: alumstone alum stone (plural alum stones) (mineralogy) Alternative form of alumstone (“alunite”) “alum stone”, in Webster’s Revised Unabridged...
alum slate (geology) A slate consisting mainly of clay, iron pyrites, and coaly matter, from which alum is obtained....
alumina + -ous. aluminous (not comparable) (chemistry) of or pertaining to alumina or alum nonaluminous peraluminous of or pertaining to alumina or alum...