Page:Transactions of the Provincial Medical and Surgical Association, volume 4.djvu/253

 Rh were made at the same time, indicating that these three grains consisted of muriate of magnesia, muriate of soda, sulphate of magnesia, and sulphate of lime, with a little siliceous matter.

The carbonic acid could not be detected, not did any of the earthy carbonates appear to be present. Three-fourths of a cubic inch of atmospheric air was given of from a quart of the water. Thermometer 50°, barometer 29.900.

That a water of such extreme purity should be serviceable in many weak and delicate constitutions, is not at all surprising; indeed, daily experience confirms the testimony it has long enjoyed, particularly in scrofulous cases, some eruptive diseases, and in habits where the urine is prone to the formation of acid, alkaline, or earthy deposits.