Usage examples (13)

• Rocks of augitic trap are found in various positions on it; the general strike is north and south; but when the gneiss was first seen, near to the basalt of the falls,...
• Pumice and trachyte are the most common rocks around this mountain, and these are augitic or porphyroid.
• Thus i have found angular fragments of feldspathic syenite imbedded in the black augitic lava of the volcano of
• The bones were dug up by Mr. Walter Mantell from a bed of marly sand, containing magnetic iron, crystals of hornblende and augite, and the detritus of augitic rocks and...