116 



ANALYSIS OF THE SOILS OF WILTON HOUSE HOME 



FARM, 



By Sir Lyon Playfaik, C.B., F.R.S. 



Sir, 



Museum Economic Geology, 



24a Angusf, 1846. 



I liave now tte honour to transmit to you the results of my 

 analysis of six specimens of soils sent by you at the request of the 

 Honourable Sidney Herbert. 



I will first state the results of the analysis of soils Nos. 1, 2, 4^ 

 5, as these are analogous in properties : — 



Organic matter 



Carbonate of lime (chalk; 

 Carbonate of magnesia 

 Phosphate of magnesia 

 Peroxide of manganese 

 Peroxide of iron 

 Almnina ... 

 Silica 



Potash 1 T X • ii M 



,, 1 >- as silicates m the soils 

 boda J 



Sulphates and chlorides 

 Differences from 100 ... 



100-00 



100-00 



100-0 



lOO-O' 



Soils No<. 3 and are much less calcareous, and are composed as 

 follows : — 



Organic matter 



SUica 



Alumina 



Peroxide of iron 



Protoxide of iron 



Peroxide of mituganesc 



eh only a trace is as chalk, th^' piiiicij 

 combined with silica 



Magnesia 



Potash 



Chloride of sodium (common salt) 

 Phosphoric acid 



Difference from 100 .. 



I of whicl 



Lime 1- , . 



j combi 



1 part being (^ 

 ... I 



m. 



16-14 

 64-12 

 8-30 

 3-92 

 1-71 

 0-20 



3-01 



0-06 



2-03 



trace 



0-32 



99-81 

 0-19 



VI. 



1-3 

 70-3 

 16-9 



\ - 



0-6 

 0-8 



0-5 



about 0-8 



trace 



trace 



99-9 

 01 



100-00 



100-00 



