- Base metal - Bauxite or haematite - Bauxite or hematite - Danish coins - Material containing metals or minerals - Metal bearing rock - Metal in rocks
- Native tin dioxide; tin stone; a mineral occurring in
tetragonal crystals of reddish brown color, and brilliant adamantine
luster; also massive, sometimes in compact forms with concentric
fibrous structure resembling wood (wood tin), also in rolled fragments
or pebbly (Stream tin). It is the chief source of metallic tin. See
Black tin, under Black.