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Oil-bearing rocks
Answer for the clue "Oil-bearing rocks ", 6 letters:
shales
Alternative clues for the word shales
Word definitions for shales in dictionaries
Wiktionary
Word definitions in Wiktionary
n. (plural of shale English) vb. (en-third-person singular of: shale )
Usage examples of shales.
Dwight Shales, whose picture appeared in an oval on one of the early pages of the annual.
According to the name plate on the wall beside the door, Shales was still the school principal.
The high school principal, Dwight Shales, had appeared while I was gone, but he was deep in conversation with Mrs.
Dwight Shales had emerged from his inner office and he stood now in the door.
With Dwight Shales, there seemed to be a more youthful persona submerged in a fifty-five-year-old shell.