| MEGALITHS | Large stones as in prehistoric monuments (9) |
| MEGALITH | Very large stone as part of a prehistoric structure |
| SARSEN | Large boulder used in prehistoric monuments in southern England (6) |
| TREBUCHET | Mediaeval siege engine for launching large stones at castle walls (9) |
| MONOLITHS | Large stones such as Uluru |
| DINOMANIA | Great interest in prehistoric creatures (9) |
| ROCKPLANT | Flower or shrub that grows among large stones (4,5) |
| STRATAGEM | Layers stone as a ruse (9) |
| BRONZEAGE | Elaborate on zebra say making come-back in prehistoric period |
| STANDFIRM | Stone as well as tree might initially offer good resistance (5,4) |
| INDIANRED | Derived from iron oxide, a colour resembling an earthy pigment found in prehistoric cave paintings (6,3) |
| LOVESHACK | B-52s hit named by Rolling Stone as the best single of 1989 |
| ONYX | Compact variety of calcite used as an ornamental stone, as in Helleborus '___ Odyssey' and Hemerocallis 'Velvet ___' (4) |
| CAMEO | Engraving or carving in low relief on a stone (as in a brooch or ring) (5) |
| LAPIS | Stone (as in ___ lazuli) (5) |
| EMERALD | Precious stone, as in the varieties of Euonymus fortunei: '___ Surprise' and '___ Gaiety' (7) |
| DOLMENS | Prehistoric monuments are free old public conveniences (7) |
| MEGALITHIC | Relating to prehistoric monuments (10) |
| ROCKAWAY | Dance to The Stones as much as you like in American carriage (8) |
| CORBEIL | Architectural representation of a "little basket" of blossoms and fruit, decoratively carved in stone; or, its rugged military alter ego in the form of a fort's gabion of earth and stones, as a missil |
