TABLE 150.— SPECIFIC HEAT OF VARIOUS SOLIDS (continued) 1 59 



Part 2* 



Compound Mineral 



AI2O3 corundum 



Al 2 Si 2 0,-2H 2 0* . kaolin .. 

 2(A1F)0-Si0 2 .. topaz .. 



Be 3 Al 2 SieOi8 beryl . . . 



CaAl 2 Si 2 8 anorthite 



CaC0 3 calcite . . 



CaF 2 fluorite . 



CaMgShOe diopside 



CaSCV2H 2 gypsum . 



CaW04 scheelite 



Fe 2 3 hematite 



FeS a troilite 



troilite 



FeS 2 pyrite . . 



H 2 ice 



HgS a cinnaba 



KC1 sylvite .. 



KNO3 a niter .. 



(3 niter . . 



liquid . . 



Mg 3 Al 2 Si 3 0i 2 .... garnet . . 



MgC0 3 magnesite 



MgO periclase 



Mg 3 H 2 Si40i2 .... talc . 



NaCl halite 



liquid 

 Na 2 B«O,-10H 2 O . borax 



PbS galena 



Si0 2 a quartz 



/3 quartz 

 a cristobal 

 /3 cristobal 



glass 



a wurtzite \ 

 erite J 



ZnS 



/3 sphaler 



-200° 



.069 



.28 

 ?? 



.322 



.238 



.075 



.653 



.418 

 .326 



.161 

 .066 



.466 



.142 

 .173 



.186 



.i84 

 .430 



C (joules per gram) for temperatures in °C 



0° 200° 



.72 1.00 



.99 1.17 



(.83 at 50°) 



(.84 at 50°) 

 .70 .95 



.793 1.00 

 .85 .89 



.69 .98 



1.03 



(.40 at 50°) 



.79 



.635 



.594 



.227 



.715 



.61 

 .606 



.500 

 2.06 

 .214 

 .682 



U9' 



1 22 

 (.74 'at 58°) 

 .864 



.870 1.09 

 (.87 at 59°) 

 .855 .915 



(.ioi at 35°')" 

 .207 .221 



.698 .969 



.69 



.70 



.45 



1.01 



.95' 

 .53 



400° 



1.10 

 1.35 



1.05 



1.13 



.93 



1.06 



.90 



.66' 

 .69 



.240 

 .749 



1.16 

 .975 



.235 

 1.129 



1.074 

 1.06 



.56 



800° 



1.19 



1.17 



l.oi' 



1.15 



1.08 

 .71 



1.24 



1.095 

 1.14 



1.174 



i.i7i 



1.21 



.587 



1200° 



1.26 



1.27 



l.io" 

 1.20 



1.30 



1.327 



iii" 



1.34 



* For reference, see footnote 45, p. 136. 



(continued) 



SMITHSONIAN PHYSICAL TABLES 



