Introduction to inorganic chemistry . mixture of hydrogenand oxygen in the proper proportions, thegas, after the explosion, shrinks so as tooccupy, at the same pressure, only twoof them. From this universal
Contributions to a History of Gemology: Specific Gravity-Origens and Development of the Hydrostatic Method
Elements of mineralogy, crystallography and blowpipe analysis from a practical standpoint .. . while the etchings of pyroxene, Fig. 340, like the form are sym-metrical to one plane. SPECIFIC GRAVITY. The specific