300 feet: Depth of deepest granite quarry in the U.S. (Barre, Vermont)
72 feet: Length of longest sheets of granite quarried in the U.S. (Vinalhaven)
1902: Year in which Maine ranked No. 1 in granite production in the U.S.
4,500: Number of quarrymen working on the coast of Maine that year
4: Number of men it took to operate a striking drill that split the granite into sheets
138: Number of working quarries in Maine in the late 1800s
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$100,000: Cost of a mansion built from North Jay granite in the 1880s
300: Number of men working in North Jay quarries from 1910-1930
1 million: Number of paving stones per year produced at the North Jay quarries.
Sources: Maine Granite Industry Historical Society; Jay Historical Society
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