| Answer | Crossword Clue |
|---|---|
| WRITER | Brown, Grey or Steel |
| cerium | a malleable ductile steel-grey element of the lanthanide series of metals, used in lighter flints and as a reducing agent in metallurgy. Symbol: Ce; atomic no: 58; atomic wt: 140.115; valency: 3 or 4; relative density: 6.770; melting pt: 798°C; boiling pt: 3443°C |
| diallagic | relating to diallage, a brown, green or grey form of augite |
| diallagoid | of or like diallage, a mineral, a brown, green or grey form of augite |
| parera | a New Zealand duck with brown-edged grey feathers |
