'Stannine' definitions:

Definition of 'Stannine'

From: GCIDE

Stannine \Stan"nine\ (-n[i^]n), Stannite \Stan"nite\ (-n[imac]t), n. (Min.) A mineral of a steel-gray or iron-black color; tin pyrites. It is a sulphide of tin, copper, and iron. [1913 Webster]