Unglazed tiles have no color (glaze) applied
to the surface.
What you see is the natural color of the fired clay.
Terra Cotta
Handcraft tile's standard clay body. A classic terra cotta color - brownish orange.
Niles Red
A deep rich red that is darker and redder than Terra Cotta.
Burgundy
A deep dark red, close to a red wine in color.
Cal Adobe
Adobe, light brown, with a hint of pink.