Show A SHINING METAL there is a legend among the peasants of Cor cornwall mall in england that at night there may inay be ob observed a faint ly shining ril among the rocks bro brought light from froin the finneg that this flug ia h not pure fancy lias has been proved by professor sor A specimen of f the witie mineral ral which ia is also found in wales was uns sent to him from front portugal because of its luminosity lie tie finds that it closely resembles artificially prepared sain of uranium i 1 il I that its it luminosity sity is dut due to apoi po laneous Inn radioactivity radio activity the light it t shida is stronger than that of of uranium upon parting with ith ita water nater of tion the mineral loses its luminous property scientific american |