160 TABLE 150.— SPECIFIC HEAT OF VARIOUS SOLIDS (concluded) 



Part 3 



C (joules per gram) for temperatures in C C 



Rock 0° 200° 



Igneous 



Granite : 

 65% orthoclasel 



2 oJ Th a [ tz r 65 - 95 



9% albite 



1% magnetite J 



Basalt : 

 Syracuse "1 



Aetna \ 85 1.04 



Kilauea J 



Metamorphic 

 Gneiss 74 1.01 



Sandstone : ( .93 at 59°) 



Micaceous ( .73 at 50° ) 



Japanese (mean of 4) ( .81 at 65°) 



English (mean of 8) ( .81 at 50°) 



Clay, amorphous 75 .94 



Limestone (1.00 at 58°) 



English (mean of 3) . . .' ( .68 at 50°) 



Japanese (mean of 10) ( .83 at 65°) 



1200° 



1.07 



1.14, 



1.13 



1.32 



1.49 



1.13 



1.51 



TABLE 151.— ATOMIC HEATS (50°K), SPECIFIC HEATS (50°K), ATOMIC VOLUMES 



OF THE ELEMENTS 



SMITHSONIAN PHYSICAL TABLES 



