Connecticut's quakes unusual

John Nicholas, also known as "Dr. Rock," a University of Bridgeport geology professor, stands over his collection of rocks in his classroom in Charles Dana Hall on the university campus in Bridgeport, Conn. Photo: Autumn Driscoll John Nicholas, also known as "Dr. Rock," a University of Bridgeport geology professor, holds a chunk of pink granite from the Avalonian Terrane in the Southeastern Connecticut.



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