Astronomy for the use of schools and academies (1882)
Gillet, J. A. (Joseph Anthony), 1837-1908, Rolfe, W. J. (William James), 1827-1910 · New York : Potter, Ainsworth, & Co. · leaf 334
Fig. 349- peculiar as to enable us by chemical analysis to distinguishan aerolite from any terrestrial substance. Iron ores are very abundant in nature, but iron in themetallic state is exceedingly rare. Now, aerolites invariablycontain metallic iron, sometimes from ninety to ninety-six percent.… … Fig. 350. cutting instruments. It always contains eight or ten per centof nickel, together with small quantities of cobalt, copper, tin,and chromium. This composition has never been found inany terrestrial 17^ineral. Aerolites also contain, usually insmall amount, a compound of iron, nickel, and…
Astronomy
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