Show A D 0 amend amond candle many di diamonds arnond which have been exposed to sunshine ghe give out light on being placed in n a dark room when placed in fit a vacuum and exposed to a high tension current of electricity diamonds phosphoresce or shine with different colors most south african diamonds under these circumstances exhibit a bluish light while diamonds from rom other parts of the world shine with such c lor a bright blue apri cot pale bl e red yellowish green orange and pale green in a lecture delivered in london prof crookes stated that one beautiful green dia mond in his collection when pi f esch g in a good vacuum gate gave almost as much light as a candle the light was ft as pale green almost white 41 |