"Magnesia" Quotes from Famous Books
 ... into a small porcelain dish containing a little distilled water and an excess of chemically pure hydrochloric acid. In this solution are dissolved the carbonates, carbonate of lime, carbonate of magnesia, a little of sulphate of alumina, as well as metallic oxides, while silicate of magnesia, silicic acid, sulphate of lime (gypsum) remain undissolved. The substance is heated until the water and excess of free hydrochloric acid have been driven off; it is then moistened with a little ...
— Scientific American Supplement, No. 821, Sep. 26, 1891 • Various
... our basalt, contains from 47 to 49 per cent. of magnesia, constituting, according to Berzelius, almost the half of the earthy components of meteoric stones, we can not be surprised at the great quantity of silicate of magnesia found in these cosmical bodies. If the zrolite of Juvenas contain separable crystals of augite and labradorite, ...
— COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 • Alexander von Humboldt
... stated. For it is essential to a right "philosophy of nature," that every substance possessing peculiar properties should have a distinctive name. Thus, even in the material world itself, we distinguish sulphur from soda, gold from granite, and magnesia from electricity or odyle. Why? Because, while they have some properties in common, in virtue of which we rank them in the same category as "material substances," they have, severally, certain distinctive or ...
— Modern Atheism under its forms of Pantheism, Materialism, Secularism, Development, and Natural Laws • James Buchanan
... real Residents, that is—did not allow themselves to be needlessly alarmed, and refused to rush away into the country. There was no occasion for panic, but they would take every reasonable precaution, and give the children a little citrate of magnesia, as it was just as well to be on the safe side. And they had the drains properly seen to. Also they would be very careful not to let themselves down. That was most important. They felt quite reassured when Sir Polgey Bobson, for instance, told them that there was no risk whatever three ...
— When Ghost Meets Ghost • William Frend De Morgan
... first place, certain chemicals will successfully remove the scale formed by water charged with bicarbonate of lime, and have no effect on water charged with sulphate of lime. Some kinds of bark-summac, logwood, etc.,-are sufficient to remove the scale from water charged with magnesia or carbonate of lime, but they are injurious to the iron owing to the tannic acid with which they are charged. Vinegar, rotten apples, slop, etc., owing to their containing acetic acid, will remove scale, but this is even more injurious ...
— Rough and Tumble Engineering • James H. Maggard
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