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Keywords: Bulletin 426 Fig 10 Pegmatites showing irregularities.jpg en Figure 10 Original Caption Pegmatites showing irregularities of outline and width at Richmond Granite Quarrying Company's quarry 4 1/2 miles north of Richmond VA 1910 Granites of the Southeastern Atlantic States Bulletin 426 United States Geological Survey Government Printing Office Washington 1910 Watson Thomas Leonard other versions PD-USGov Geology Quarrying |