Show mother mothe r of radi radium auml two dollars worth of uranium for worth of coal such is the economical exchange held out for the future by nobel prize winner professor foliot of france following his recent experiments in releasing the vast potential energy of t the he mineral uranium called the mother of radium uranium a white heavy and metallic elen it was discovered in 1789 but was not isolated until 1842 it is one of natures rarer elements found especially in pitchblende in combination with other elements including that dangerous yet priceless substance radium from the ore mountains of former czechoslovakia czecho slovakia an important source of uranium compounds came the pitchblende used in the famous early experiments of radium discoverer madame curie canada and belgium are large sources of uranium ores the united states produces considerable at home but must import additional quantities chief use is in the ceramics industry giving color and luster to glass and china alloyed with copper it prolongs the usefulness of current or heat carry ing parts of electrical machinery |