Q'2 



Prof. H. Nagaoka on the Elastic Constants of 



Rock. 



Spec. 

 No. 



-1-1/ \t-,/ \ -i-i / \ / v tt kilm.L. kilm 



E t (c.g.s.). I E 2 (C.G.S.). E(C.G.S-). /X (C.G.8.). IV/ -££ V f — 



OAINOZOIO ROCKS (Tertiary). 



Ehyolite (/zm) ... 

 Bhyolite Tuff f 



iiyo) l 



Tuff Sandstone 

 (.KaswA*) 

 Ehyolite 



(Kozuke \ 

 Ehyolite Tuff 

 (Mikawa) 



Ehyolite (Jzu) \ 



Ehyolite Tuff 

 Sandstone 



(C'hoshi) 

 Ehyolite Tuff 



(Amakusa) 

 Ehyolite Tuff 



(Iwashiro) J 

 Ehyolite Tuff 

 ( Tochigi) 



\ Tuff .... 

 I Andesite. 



Andesite. 

 | Tuff .... 



Andesite. 

 I Tuff .... 

 | Tuff .... 

 I Andesite. 

 ! Andesite. 



Tuff .... 



Tuff .... 



Andesite 



Tuff 



Andesite Tuff \ 

 [Echizen) } 



Andesite 



Andesite. . 



Andesite Tuff ... 



Andesite 



Andesite 



Tuff (Zr«) 



Tuff 



Andesite 



Andesite (Jzu) I 



Andesite 



Andesite Tuff 



Tuff (leu) 



Tuft (Awa) 



? Quartz Sand- 1 



stone J 



? Quartz Sand- 1 



stone f 



51 



2-316 ; 



8a 



2346 ' 



86 



2-316 



19« 



2-305 



196 



2-321 



59a 



2-472 



596 



2-454 



63« 



2-228 



636 



2-198 



27a 



1-945 



276 



1-944 



32 



1-889 



58 



2-345 



61 a 

 616 



2-228 

 2-198 



1 36 



1-850 



54 



2-557 



70 



2462 



30 



2-169 



15 



2-201 



10 



2-283 



14 



2222 



28 



2165 



39 



2-397 



20 



1-859 



4a 



1-838 



46 



1-817 



40 



2-302 



57 



2-039 



67a 



2-435 



676 



2-400 



38 



T943 



49 



2-158 



23 



1-829 



34 



2-022 



47 



2-425 



31 



1-915 



33 



1-819 



46 



2-574 



25a 



1-984 



256 



1-632 



48 



2-102 



21 



1-497 



35 



1-286 



44 



1-448 



24 



2-138 



37 



2-230 



32-1 xlO 1 

 21-9 

 21-8 

 20-6 

 21-2 

 21-3 

 19-5 

 18-8 

 174 

 11-3 

 14-0 

 8-1 



10-9 



66 2-263 8-0 



10-8 

 9-8 



43 ! 1-371 I 143 



17-5 x 10 1 



21-5 



20-0 



21-1 



21-4 



18-7 



18-3 



19-9 



11-8 



11-7 



151 



10-1 



11-4 



7-59 



111 

 9-6 



2-49 



35-7 

 43-9 

 45-5 

 28-3 

 29-2 

 24-3 

 21-6 

 19-46 

 23-07 

 14-4 

 109 

 120 

 14-76 

 11-26 

 13-15 

 13-57 

 10-30 

 8-96 

 8-23 

 917 

 8-51 

 7-53 

 6-23 

 8-87 

 6-57 

 5-57 

 5-51 

 3-74 

 3-45 

 2-72 



4-04 

 4-02 



45-8 

 26-7 

 27-6 

 23-6 

 24-9 

 22-8 

 27-75 

 20-4 

 14-5 

 11-86 

 12-60 

 12-6 

 10-70 

 12-77 

 13-21 

 10-39 

 131 

 8-48 

 8-44 

 8-38 

 5-82 

 6-42 

 8-36 

 5-12 

 5-14 

 6-81 

 4-12 

 3-31 

 3-87 



4-05 



(Diluvium.) 



24-8 XlO 10 

 21-73 

 20-90 

 20-8 

 21-3 

 20-0 

 18-9 

 19-3 

 14-6 

 11-5 

 14-6 

 9-1 



11-2 



7-80 



10-96 

 9-67 



1-96 



44-9 



361 



2795 



26-38 



24-62 



22-2 



23-51 



21-73 



14-41 



11-40 



12-33 



13-68 



10-98 



12-96 



13-39 



10-35 



21-0 



8-36 



8-81 



8-45 



6-68 



6-33 



8-62 



5-85 



5-36 



6-16 



3-93 



3-38 



3-30 



4-05 

 4-02 



14-0 X 10 10 

 932 



8-05 

 8-74 

 845 

 8-57 

 9-15 

 6-9 



5-78 

 5-86 

 4-2 



4-60 



3-59- 



6-25 

 5-66 



1-06 



6-235 



1850 



11-69 



10-99 



12-57 



10-74 



8-48 



12-15 



1013 



5-07 



4-56 



3-88 



5-99 



551 



5-78 



5-55 



4-13 



5-26 



3-92 



6-00 



4-06 



2-92 



1-236 



1-63 



2-47 



1-39 



1-50 



1-17 



1-30 



3-24 

 3-05 

 3-01 

 3-02 

 302 

 5-85 

 2-78 

 3-00 

 2-59 

 2-43 

 2-74 

 2-20 



2-18 



1-86 



2-22 

 210 



1-19 



4 39 

 4-19 



3-80 

 3-59 

 3-45 

 3-28 

 3-18 

 3-24 

 301 

 2-79 

 2-99 

 2-60 

 2-44 

 2-32 

 2-31 

 2-37 

 2-31 

 2-26 

 2-14 

 2-09 

 1-86 

 1-86 

 1-87 

 1-83 

 1-72 

 1-60 

 1-71 

 1-62 

 T62 

 1-50 



1-37 

 1-34 



