| Answer | Crossword Clue |
|---|---|
| HARDDAY | Stretch in the salt mines |
| kieserite | A fine-grained white mineral consisting of hydrated magnesium sulfate, occurring often in salt mines in Europe and India |
| CLICHE | "Back to the salt mines," for one |
| kieserite | a hydrous sulphate of magnesia found at the salt mines of Stassfurt, Prussian Saxony |
| kieserites | KIESERITE, a hydrous sulphate of magnesia found at the salt mines of Stassfurt, Prussian Saxony |
| lagoons | A stretch of salt water separated from the sea by a low sandbank or coral reef |
