OF THE ASH OF FOREST TREES, 
329 
18. Miscellaneous Analyses. 
1. Leaves of the Iron-wood, collected September 30. Yard of the State House. 
Silica ....... 10 - 500 
Earthy phosphates : 
Phosphate of peroxide of iron 
5- 
575 
Phosphate of lime ... 
0 
■719 
Phosphate of magnesia 
0 
•125 
Phosphate of silica 
7‘ 
-325 
Phosphoric acid 
11 
•581 
25-325 
37-4S4 
0-075 
7-369 
5-902 
1-900 
0-223 
10-400 
2*850 
Lime - 
Magnesia 
Potash 
Soda 
Chloride of sodium 
Sulphuric acid 
Carbonic acid 
Organic matter 
PROPORTIONS. 
Water .... 
Dry matter - 
Ash. 
Ash calculated dry' 
102-028 S. 
54-680 
45-320 
4-260 
9-399 S. 
2. A species of foreign Rose-wood. Color dark, and much used in ornamental cabinet work. 
Silica - 
Earthy phosphates 
Lime - - 
Magnesia 
Potash 
Soda - 
Chloride of sodium 
Sulphuric acid 
Carbonic acid 
Organic matter 
9-475 
4-150 
61-189 
0-527 
0-791 
4-185 
0-276 
0-051 
20-205 
.3-175 
100-924 S. 
[Agricultural Report — Vol. ii.] 
42 
