88 TABLES 64-65. 



TABLE 64.- DENSITIES OF VARIOUS NATURAL AND ARTIFICIAL 



MINERALS. 



(See also Table 62.) 



References: I, Larsen 1909; 2, Day and Shepherd; 3, Shepherd and Rankin, 1909; 4, Allen and 

 White, 1909; 5, Allen, Wright and Clement, 1906; 6, Day and Allen, 1905; 7, Washington and 

 Wright, 1910; 8, Merwin, 1911 ; 9, Johnston and Adams, 1911; 10, Allen and Crenshaw, 1912; 

 II, Wright, 1908. 



All the data of this table are from the Geophysical Laboratory, Washington. 



TABLE 65. -DENSITIES OF MOLTEN TIN AND TIN-LEAD EUTECTIC. 



* Melts at 181. Day and Sosman, Geophysical Laboratory, unpublished. 



For further densities inorganic substances see table 238. 

 organic " " 244. 



SMITHSONIAN TABLES. 



