Note 164 — Chapter IX
Reading edition
The following analyses of waters from deep mines were made by me in 1840, and, with many others, published in the Reports of the Royal Cornwall Polytechnic Society.
Consolidated Mines, Gwennap, Cornwall.In 1,000 grains of water.
Muriate of soda1·5
Sulphate of lime·5
Sulphate of iron·15
Sulphate of copper1·25
Silica·15
Alumina·3
——
Total3·7
United Mines, Gwennap.
Muriate of soda1·10
Muriate of lime·15
Sulphate of soda·50
Sulphate of lime1·5
Sulphate of iron·75
Alumina·5
Silica·15
——
Total4·65
Great St. George.
Muriate of soda1·35
Sulphate of lime·74
Carbonate of iron·70
Alumina·50
Carbonate of lime·10
——
Total3·4