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STRONTITES.
frequently taken in its caustic state-as a remedyfor flatulence. Combined with sulphuric acid ;magnesia forms another and more powerful me-dicine, commonly called Epsom salt.
CAROLINE.
And properly , sulphat of magnesia, I suppose?Pray why was it ever called Epsom salt ?
MRS. B.
Because there is a spring in the neighbourhoodof Epsom, which contains this salt in great abun-dance.
The last alkaline earth which we have to men-tion is stkontian, or STRONTiTEs, discoveredby i)r. Hope a few years ago. It so strongly re-sembles barytes in its properties, and is so spar-ingly found in nature, and of so little use in thearts, that it will not be necessary to enter into anyparticulars respecting it. One of the most re-markable characteristic properties of strontites, is,that its salts, when dissolved in spirit of wine,tinge the flame of a deep red, or blood colour.
We shall here conclude this lecture; and, atour next meeting, you will be introduced to asubject, totally different from any of the preced-ing.
END OF THE FIRST VOLUME.
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