...miners that the high temperature of this Cornish spring is due to' the oxidation of the sulpburets of copper and iron, which are decomposed when air...must be almost insensible; for Professor Miller has scareely been able to detect any sulpburic acid in the water, and a minute trace only of iron and copper...

...of the sulphurets of copper and iron, which are decomposed when air is admitted. That such oxvdation must have some slight effect is undeniable; but that...question. Its effect must be almost insensible ; for Prof. Miller has scarcely been able to detect any sulphuric acid in the water, and a minute trace only...

...materially influences the temperature of so large a body of water is out of the question. Its effect must bo almost insensible ; for Professor Miller has scarcely...minute trace only of iron and copper in solution. When wo compare the temperature of the Bath springs, which issue at a level of loss than 100 feet above...

...of the sulphurets of copper and iron, which are decomposed when air is admitted. That such oxydation must have some slight effect is undeniable ; but that...question. Its effect must be almost insensible; for Prof. Miller has scarcely been able to detect any sulphuric acid in the water, and a minute trace only...

...exact temperature of the water. This last ho found to be 122° Fahr. at the depth of 1350 feet; hut he scarcely doubts that the thermometer would stand...minute trace only of iron and copper in solution. When wo compare the temperature of the Bath springs, which issue at a level of less than 100 feet above...