Show discover new method of making crystals tokyo A startling invention by a japanese ts Is given prominence in local loca newspapers two professors of tho the tokyo imperial university have perfected a method of manufacturing perfect artificial crystals of 1500 tile the new invention Invent lou brings down tho the cost of a 5 inch diameter crystal ball to 1 tile artificial crystal Is made by melting white stones by electricity at a temperature of 2000 degrees the special kind of stone I 1 la 1 found in abundance lu in northwestern provinces of japan the inventor declared if w we e use selected tea ra raw v material we can easily manufacture lenses for bacle as there Is no need of grinding them it Is just as easy for us to make a veined quartz quarts and ame by this method as to produce large artificial crystals |