PEINCIPAL PHOSPHATE DEPOSITS. 



51 



Guano Deposits and their Chemical Composition. 



Analysis. 



•^ >" 



^O 



ffi 



^T3 

 2 C '^ 



as; 



2S 



Per 

 Cent. 





Per 

 Cent. 



1-00 

 0-90 





Per 

 Cent. 



0-77 



2-4 



2-86 

 1-72 

 4-75 



3-08 



Very rich in iron 

 Up to 19 °/o of iron 



Phosphate of iron 

 & alumina 13- 



20 7o 



19-18 



9-17 



4-85 



2-39 



1-75 



16-90 



1-11 



2-21 

 2-96 

 3-30 



4-6 

 2-89 



trace 



0-91 



2-3 

 3-09 



trace 



0-427 



1-64 



a: 



a 



Per 

 Cent. 



0-80 



0-18 



1-31 



0-79 



0-78 

 0-26 

 0-o3 



0-58 



0-86 



S-4 



o 

 & . 



Per 

 Cent. 



34-30 

 38-02 



18-32 

 19-27 

 18-18 

 29-19 



34-35 

 19-5-21 

 36-64 

 18-04 



30-59 



29 -.30 



6-99 



3-82 



27-25 

 22-17 



1212 

 32-25 

 37-07 

 19-90 

 18-04 

 21-06 



502 



29-455 

 32-60 



be 

 o 



-1^ 



Per 

 Cent. 



9-17 



5-72 



.-2 °>-^ 



Per 

 Cent. 



74-87 

 82-99 



35-45 

 41-48 

 39-70 

 63-72 



abt. 75 

 44-20 

 80 

 33-44 



o c 



o o 



Per 

 Cent. 



7-10 



8-9 



7-9 



10-95 



59-594 

 71-16 



13-227 



1 "^ 





Per 

 Cent. 



Name of Chemist 



who made 



the Analysis. 



A. Retter 

 E. Giissefeld 



4-88 

 fluorine 



3-0 



5-26 



E. Schulte 

 Dietrich & Konig 



3-0 



Mouse] 



Reuss 

 Scheibler 



Anglo-Cont. G. W. 

 A. Grimm 



Duglere 



A. Grimm 



Ulex 



E. Giissefeld 



Delattre 



Pavesi & Rotond 



0*983 



2-57 



fluorine 



Niederstedt 

 A. Grimm 



