Webster's Revised Unabridged Dictionary (1913 + 1828)


Displaying 1 result(s) from the 1913 edition:
Polyhalite (Page: 10)

Pol`y*ha"lite (?), n. [Poly- + Gr. salt.] (Min.) A mineral usually occurring in fibrous masses, of a brick-red color, being tinged with iron, and consisting chiefly of the sulphates of lime, magnesia, and soda.