Show FRUITFUL INTENSE HEAT PRODUCES PRECIOUS STONES t scientists have succeeded in pluck ing real diamonds and rubles from the crucible of the furnace becent advices from france state that prof the eminent eel and inventor has actually sue ceedee in making genuine diamond and rubles he employs for thia pur pose the electric furnace which has been so improved that a degree ot heat can be produced approaching the extreme temperatures which were un a factor in the formation of minerals and gems li the interior of the earth the rubles obtained aie of large size weighing 10 or 15 caiata and in quality and color equal and even aur pass those found in the earth the natural forces attending the formation of diamonds seem to have been more complicated and so tar the diamonds resulting from ane efforts of tided babp been very small but still they are positively identified as the carbon cristal the diamond they are remarkably clear and 1 ight ani on a small scale as fine specimens ail natures own product the electric furnace has ched chemistry with a whole series of new compounds probably the s of most value to mankind at large Is cal clum carbide tha simple applina alon of water to calcium carbide gen crates the gas acetylene 1 now being commonly used tor igl t ing the peculiar merits of acetylene light are its brilliance and high can die power ease of installation economy and its adaptability tor lighting buildings of every description regard less of their location |