| Answer | Crossword Clue |
|---|---|
| OCHRES | Pigments for Opie |
| OCHRE | Pigment for Opie |
| OCHRE | Pigment for John Opie |
| OCHRES | Pigments for Gainsborough |
| OCHRES | Pigments for Constable |
| OCHERS | Pigments for Sargent |
| OCHERS | Pigments for Peale |
| OCRES | Pigments for Picasso's palette |
| REALGAR | Arsenic sulfide for pigments. |
