...—This should consist in a change of feed and the artificialfeeding of lime salts, such as magnesium and sodium phosphate... 
U.S. Department of Agriculture 「Special Report on Diseases of Cattle」
...Into the prominencesthere are thrown from time to time masses of glowing sodium, magnesium,and (in less degree) iron and other metallic vapours...
Richard A. Proctor 「Myths and Marvels of Astronomy」
...We mayalso mention a third substance, magnesium, which burns with a brilliantwhite light, eminently characteristic of the metal...
Robert Stawell Ball 「The Story of the Heavens」
...b the hydrogen lines and the few metallic lines are of equal breadth,and the magnesium line just mentioned is the strongest of all...
Robert Stawell Ball 「The Story of the Heavens」
...Hydrogen is the principal material of its upper part;iron, magnesium, and othermetals, some of them as yet unknown on earth, but having a recordin the spectrum, in the denser parts below...
Henry Warren 「Recreations in Astronomy」
...The vapour of iron is there, the vapour of sodium, magnesium, andso on...
Richard A. Proctor 「Myths and Marvels of Astronomy」
...It is, however, to benoted that calcium and one other element are also invariably present,while iron, manganese and magnesium are often apparent...
Robert Stawell Ball 「The Story of the Heavens」
...Thelines marked C and F are produced by hydrogen, which isone of the constituents of water, E shows calcium to bepresent in the sun, b magnesium, etc...
George C. Comstock 「A Text-Book of Astronomy」
...—Aldebaran (Frontispiece)shows salt, magnesium, hydrogen, calcium, iron, bismuth, tellurium,antimony, and mercury...
Henry Warren 「Recreations in Astronomy」
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