Eakle.] 



Colemanite from Southern California. 



±9 



a = 7768 



lg a = 9.890309 



lgdo - 0.155509 



lg p = 9.844415 



a„ = 1.4300 



Po = 6989 



c = 5430 



lg c = 9.734800 



lg & = 0.265200 



lg So = 9.707463 



6o = 1.8416 



r/o = 5098 



fso-/?} 69053 ' 



| g A= } 9.972063 



, -9.536474 

 ]g cos fx 1 



lg — ' = 0.130952 

 '/o 



It = 0.9390 



e = 3439 



No. 



Letter. 



sat. 



Miller. 



4> 



P 





r 









V 



x' 



(Prisms) 



(x : y) 



.'/' 



a' 

 = tgp 



28 



e 



+ 12 



121 



45°38 



57°13- 



48°00 



47 c 



22 



36°57 



36 



'00' 



1 



1106 



1 



0860 







1 .5533 



29 



V 



+n 



232 



53 



44' 



54 



01 





39 



10 



40 



44 



28 



35" 











si 45 



1.3772 



30 



r 



-if 



232 



54 



54 



41 



55- 



20 42 



' 





TO 



20 



37 



18 







3781 



1 



1100 



0.8980 



31 



d 



—12 



121 



19 ll- 



48 



59- 



" 



47 



22 



T4 



22 



45 



27- 







1 



0860 



1 .1500 



32 



X 



—13 



T31 



TS 



04 



59 



07 



i i 



58 





TT 



11 



56 



43" 







1 



6290 



1 .6724 



33 



C 



+ 10. 1 



10 1 1 



86 



or 



82 



43 



82 42' 



28 



30 



81 



42- 



3 



57 



7 



8093 







5430 



7.8281 



34 



k 



+31 



311 



78 



12 



69 



oo 



68 57- 







66 



21 



11 



02 



2 



5992 







2.6553 



35 





-Hi 



522 



76 



18 



66 



2f 



65 49 







62 



56 



12 



32" 



9 



2270 







2.2922 



36 







—21 



211 



64 



1 1 



51 



16 



48 18 







44 



36' 



19 



52 



T 



1223 







1.2468 



37 



© 



—31 



311 



73 



47 



62 



47 



6T 49 







58 



38 



14 



23 



T 



8666 







1.9441 



38 



B 



—41 



411 



78 



15 



69 



26' 



69 02- 







66 



27 



10 



59 



o 



6109 







2.6663 



39 



e 



-23 



231 



34 



34 



63 



11 



48 18 



57 



27' 



30 



25 



47 



18 



I 



1 223 



1 



6290 



1.9782 



40 



Q 



—24 



241 



27 



19- 



67 



45 





65 



17 



25 



08- 



55 



19 







9 



1720 



2.4450 



41 



s 



—34 



341 



40 



40- 



70 



45 



61 4!) 





' 



37 



58- 



45 



43- 



T 



8666 





t I 



2.8640 



42 



v 



—32 



321 



59 



48- 



65 



09 



t ( 



47 



22 



5T 



39- 



27 



09 





t t 



1 



0860 



2.1598 



43 



w 



—H 



T82 







09- 



65 



17 



20 



65 



17 







08- 



65 



17 







0058 



9 



1720 



2.1715 



44 



p 



+i2 



142 



34 



12- 



52 



43 



36 26 1 



47 



22 



26 



34 



41 



08' 







7384 



1 



0860 



1.3133 



45 



u 



+H 



164 



34 



08- 



44 



32- 



28 55 



39 



10 



23 



11 



35 



29' 







5523 







8145 



0.9841 



46 



A 4 



+H 



165 



38 



19- 



39 



43 



27 15 



33 



05 



23 



20- 



30 



05 







5151 







6516 



0.8306 



47 



p 



1 2 



3 3 



123 



18 



05 



20 



51 



44 



19 



54 



< 



20- 



19 



46- 







1182 







3620 



0.3808 



University of California, 

 April, 1902:. 



