v. [f. Gr. λίθ-ος stone + -(I)FY.] trans. To form into stone.

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1877.  Le Conte, Elem. Geol., V. (1879), 478. All these deposits are imperfectly lithified sand and clays in nearly horizontal position. Ibid., 480. The rocks of this period … are mostly imperfectly lithified.

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