Analyses of the Mineral Ingredients of the Hoj). 217 
Analysis of the Bine or Stalk of the Grape Hop, with Charcoal and Loss deducted. 
Per Centage of Ash, 5*1. 
Silica (or pure sand) ..... 5*66 
Chloride of Sodium (common salt) . . . 9'98 
Soda . 2-3-2 
Potash . . . . . . 12-97 
Lime 17-39 
Magnesia ...... 12-61 
Sulphuric Acid ..... 3-14 
Phosphoric Acid ..... 8*14 
Phosphate of Iron ..... 2-06 
I Phosphate of Alumina .... 1-55 
Carbonic Acid ..... 24-18 
Manganese . . . . . .a trace 
Composition and Per Centage of the Ashes separated from the 
Carbonic Acid. 
Real Quantity per Cent, of Mineral Ingredients in the Hop, Leaves of the Hop, 
and Bine, dried at the Temperature of Boiling Water, found by deducting Carbonic 
Acid, Water, and Loss. 
Hop. Leaves. Bine. 
Per Cent. . , . 15-3 19-7 3-9 
Composition in One Hundred Parts of the Inorganic Matter. 
Hops. 
Leaves. 
Bine. 
Silica .... 
* 25-83 
25-87 
7-46 
Chloride of Sodium 
3-29 
5-82 
13-16 
Chloride of Polassium . 
2-28 
Soda .... 
2-93 
3-06 
Potash .... 
19-25 
6-52 
17-11 
Lime .... 
24-58 
40-99 
22-81 
Magnesia 
6-34 
7.92 
16-64 
Sulphuric Acid 
4-31 
4-60 
4-15 
Phosphoric Acid 
5-44 
4-67 
10-74 
Phosphate of Iron 
7-03 
•68 
2-72 
Phosphate of Alumina . 
2-15 
Manganese 
1-65 
a trace 
Quantity of Inorganic Matter taken from the Land by three Hills 
of Grape Hops. 
The following table gives us the actual weight in grains Troy 
of the various ingredients removed from the soil by three hills of 
grape hops : — 
