alum slate
 

* 1.alum slate(min.), a kind of slate containing sulphate of alumina, -- used in the manufacture of alum...see also: slate

English Related Words* adhesive slate

* alum

* alum mordant

* alum root

* alum schist

* alum shale

* alum stone

* alumbloom

* alumbrados

* alumed

* alumed leather

* alumen

* alumina

* alumina inclusion

* alumina lack