...Salts, such as chlorides, phosphates of calcium, magnesium, and ammonium, occur in small quantities... 
Ray D. Burkett 「Natural History of Cottonmouth Moccasin, Agkistrodon piscovorus (Reptilia)」
...—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」
...We found on investigation that a spark gave out a lightwhich was peculiarly rich in ultra-violet rays when it was passedbetween magnesium points...
Victor Rousseau 「Astounding Stories of Super-Science January 1930」
...If light hurtsthat damn thing, I am going to put ablaze of magnesium into the middleof it if I die for it...
Various 「Astounding Stories of Super-Science February 1930」
...Occasionally, too, the magnesium in the solaratmosphere (over certain limited regions only, be it remembered) hasbeen known to behave in this manner...
Richard A. Proctor 「Myths and Marvels of Astronomy」
...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」
...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」
...The vapours of iron, sodium, magnesium, and other metals, areindicated as existing in small quantities...
Thomas Orchard 「The Astronomy of Milton's 'Paradise Lost'」
...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」
...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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