Show Quarrying In InillaAt llangnlore In Southern India grnnlto alabs ns largo as CO by 40 feet and hall a foot thick are quarried by mean of wood fire A narrow line of fire nbout coven feet long made of dry log of light wood is I gradually Icnglhened nnd moved forward over nn oven surface of olid rock It he I left In i position till strokes with a hnmmcr show thnt tho rock In front of tho fire hni become detached tram tho main mn beneath tho burning wood II I then pushed on a few Inches Tho rock keep iplllllng nboul five Inches below Iho lurfuce It take nbout eight hours antI flttcen hundredweight of wood to set free a slab measuring 740 sqnnro feet After ward time pinto I enilly cut with blunt chisels Into strips 2M feet wide |