| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Wed Nov 5, 2025 | 9D | Rock that's hot, then cool | Chad Hazen and Jeff Chen | Shortz |
| Sun Aug 1, 2021 | 34A | Like basalt and obsidian | Matthew Stock | Shortz |
| Mon Mar 21, 2016 | 11D | Like granite and basalt | Michael Hawkins | Shortz |
| Sun Jun 17, 2012 | 31A | Like pumice | Kyle T. Dolan | Shortz |
| Date | Grid | Clue | Author | Editor |
|---|---|---|---|---|
| Fri Oct 21, 1988 | 15A | Fiery | Marjorie Pedersen | Maleska |
| Wed Jun 8, 1955 | 7D | Formed by great heat, as rock. | Herbert Ettenson | Farrar |
| Sun Apr 24, 1955 | 25A | Born of fire, as rock. | Jack Luzzatto | Farrar |
| Sun Mar 21, 1948 | 142A | Like fire. | D. G. Caywood | Farrar |
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