Show discover new method of making crystals Cry tal tokyo A invention InTent lon by ft 4 japanese Is given prominence in local newspapers two professors of to tokyo imperial university have perfected a method of manufacturing per act artificial crystals instead of 1500 the new invention brings down the cost of a 5 inch diameter crystal ball to 1 the artificial crystal Is made by nir white stones by electricity at lit a temperature of 2000 degrees the special kind of tone stone Is found in aban dan dance in northwestern provinces of japan the inventor declared it if we w use selected tea raw material we can coin easily manufacture lenses tenses for spectacles ad there Is no need of grinding grind lne them it Is just as easy tor for us to make artificial veined quartz and ame by this method es as to produce large artificial crystals crystale |