"Therefore," Barsoum said, "it's very improbable that the outer and inner casing stones that we examined were chiseled from a natural limestone block." More startlingly, Barsoum and another of his ...

With limestone, there's no sanding or polishing; the mark of the chisel is evident. At this year's Indiana Limestone Symposium at Bybee Stone Co. in Ellettsville, the stone you will carve ...

Limestone, found in the Hill Country and much ... in the 19th century was arduous to say the least. Split-faced, hand-chiseled stones were quarried by simple equipment and sheer physical labor ...