00469nam a2200145Ia 4500008004100000010001200041040001700053082002100070100002000091245006400111260004000175300001500215440005200230650004100282190328s9999||||xx |||||||||||||| ||und||  a60-5730  aNITILcNITIL  221sta552bB329G  aBates, Robert L 0aGeology of the industrial rocks and mineralcRobert L Bates  aNew YorkbHarper and Brothersc1960  axii, 441p.  aHarper's Geoscience series/ ed by Carey Croneis  aGeology; Industrial minerals-Geology