Flaky rock that's a source of oil - Crossword Clue (5 letters)

In crosswords, the clue "Flaky rock that's a source of oil" can have multiple correct answers. Below you will find all valid options sorted by number of letters, along with clues to help you solve your daily crossword.

Flaky rock that's a source of oil (5 letters) ↓

Try to guess the word:
💡 a sedimentary rock formed by the deposition of successive layers of clay

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🎓 Encyclopedic Information

Definition of SHALE 1

  • a sedimentary rock formed by the deposition of successive layers of clay
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Answers by number of letters:

Letters Solution User Rating
5 SHALE