| PEBBLE | A beach stone such as the rare rhomb porphyry or one used for rocaille grotto ornamentation (6) |
| GEM | From "bud, jewel", a precious stone, such as the tanzanite or turquoise symbolic of December; a highly-valued person, regarded as treasure; or, one of the miniature reference books by HarperCollins (3 |
| LANTHANIDE | Series of 15 chemically related metallic elements (atomic numbers 57-71) also known as the rare earths (10) |
| DRUPE | From the Latin for "overripe olive", an indehiscent fruit with a stone, such as the aforesaid or a plum (5) |
| GROTTO | A small fanciful mock cave, often adorned with shellwork or "rocaille" (6) |
| ELVAN | Name in Devon and Cornwall for a quartz-porphyry with a blue variety (5) |
| SEASHELLS | Featuring in the rocaille rockwork of grottoes and later in aspects of rococo, the "coquilles" or "conchiglie" of angel wings, cockles, jingles, periwinkles, volutes, wentletraps and other marine moll |
| ORE | Mine Korea for porphyry? |
| LADDER | Set of rungs such as an etrier or one used in an escalade; a fishway; or, a run in a pair of tights or a stocking (6) |
| CIRCLE | An arrangement of standing stones, such as that at Avebury; a ring of flattened grain stalks in a crop field; or, a planet's orbit (6) |
| QUARTZ | Stone such as amethyst or cairngorm (6) |
| MENHIR | Prehistoric standing stone such as those that make up Stonehenge (6) |
| FLACON | A small glass bottle such as one used for perfume (6) |
| SLEIGH | A type of sledge drawn by horses or reindeer, usually one used for passengers (6) |
| ETCHED | ___ in stone (Such as ancient carvings) |
| RIDDLE | A sieve, especially a coarse one used for sand, grain, etc (6) |
| PURPLE | With shades including mallow, mauve, lavender, lilac, mulberry and violet, a royal colour and one used for Cadbury Dairy Milk bar wrappers (6) |
| MEADOW | Piece of grassland, especially one used for pasture or hay (6) |
| SQUASH | Sport played on an court less than half the size of one used for tennis |
| SERIAL | Laser one used for play in instalments (6) |
