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the planet Mars, although it is true that, from the nature of the case, direct spectroscopic evidence cannot be cited on the matter.

Fig. 35.—The large Youndegin Meteorite. 4 feet 2 inches long, 2 feet 3 inches wide, 20 inches thick,
Weight 2,044 lbs. (181/4 cwt).

Nor will it be questioned that iron and carbon are both presumable constituents in the mighty