HOVEY, THE FOYER METEORITES 29 
black powder. ‘The discovery of diamonds in Canyon Diablo was made 
in 1891 by Professor G. A. Koenig of Philadelphia and was afterward 
confirmed by Dr. George F. Kunz of New York, Professor Huntington 
of Harvard University, Professor Moissan of Paris and other investiga- 
tors. In 1905 Moissan dissolved a fragment of Canyon Diablo weighing 
CANYON DIABLO. 
Weight, 1087 pounds. Diamonds have been found in specimens of this fall. 
several pounds and obtained not only recognizable crystals of the 
diamond, but also crystals of a mineral corresponding exactly in com- 
position to the extremely hard artificial silicide of carbon (CSi,) known 
as carborundum. ‘This new mineral has been named moissanite, and 
this is the first time that it has been found in nature. 
Canyon Diablo was found in 1891 at and near Coon Butte, Arizona, 
in the vicinity of the town of Canyon Diablo. The original size of the 
