Rocks formed from compacted clay or mud are called____________________?

Correct answer: A. Shale

  • A. Shale
  • B. Clay stone
  • C. Sand stone
  • D. None of the aboveHire Grant Writers

Explanation

Shale is a fine-grained sedimentary rock produced when clay or mud is compacted and commonly compressed into thin layers. Sandstone forms from sand-sized particles, so it is not the appropriate choice.

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