HALITE
| Date | Clue |
|---|---|
| 2015-05-08 | Melter on winter sidewalks |
| 2012-12-14 | Cubic crystals with perfect cleavage |
| 2009-04-12 | Rock salt |
| 2009-01-11 | Rock salt |
| 2004-05-18 | Soft, white mineral |
| 1997-01-11 | Rock salt |
| Date | Clue |
|---|---|
| 2015-05-08 | Melter on winter sidewalks |
| 2012-12-14 | Cubic crystals with perfect cleavage |
| 2009-04-12 | Rock salt |
| 2009-01-11 | Rock salt |
| 2004-05-18 | Soft, white mineral |
| 1997-01-11 | Rock salt |