opaline

Pertaining to or like opal; also, like some property of the opal; specifically, having an iridescence like that of the opal; bluish-white, reflecting prismatic hues, as the wings of certain insects.

A semi-translucent glass, whitened by the addition of phosphate of lime, peroxid of tin, or other ingredients.

An opalina.

Of, pertaining to, or like, opal in appearance; having changeable colors like those of the opal.

An opaline variety of yellow chalcedony.

Opal glass.

An opaline color or expanse.

resembling opal in its iridescence

any of several minerals resembling opal

having a play of lustrous rainbow colors