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Quotation from Principles of Geology by Charles Lyell

“it is clear that the columns must have continued for a long time in an erect position, immersed in salt water, and then the submerged portion must have been upraised to the height of about twenty-three feet above the level of the sea.”

Charles Lyell

Principles of Geology, Book II, Ch. XXIX (Ninth edition (New York: D. Appleton, 1854), Project Gutenberg text)

Portrait of Charles Lyell

Lyell's conclusion from the zone of mollusc borings on the columns of the Temple of Serapis at Pozzuoli, which he visited in 1828.

Citation: "it is clear that the columns must have continued for a long time in an erect position, immersed in salt water, and then the submerged portion must have been upraised to the height of about twenty-three feet above the level of the sea." — Charles Lyell, Principles of Geology, Book II, Ch. XXIX (Ninth edition (New York: D. Appleton, 1854), Project Gutenberg text). (id lyell-principles-of-geology-q6)

Portrait: PSM V01 D242 and V20 D610 Charles Lyell, Unknown engraver, Public domain.

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