| Answer | Crossword Clue |
|---|---|
| OPALINE | Showing a play of colors |
| OPALESCENT | Showing a play of colors. |
| polychromatic | showing a variety or a change of colors |
| positive | (of a photographic image) Showing lights and shades or colors true to the original |
| pleochroic | the property of a crystal of showing different colors when viewed by light polarized in different directions |
| dichroic | (of a crystal) Showing different colors when viewed from different directions, or (more generally) having different absorption coefficients for light polarized in different directions |
