augitic, augitic

[Eng. aug it (e); -ic.] Pertaining to augite, or composed in greater or le er amount of augite. "It was also remarked, that in the crystalline slags of furnaces, augitic forms were frequent, the hornblendic entirely absent; hence it was conjectured that hornblende might be the result of slow, and augite of rapid cooling."-Lyell: Man, of Geol ., 4th ed., p. 369. augitic porphyry. A volcanic rock, consisting of Labrador felspar and augite on a green or dark-grey base. (Rose, Lyell , dc.)