The islands are rocky and barren, presenting high cliffs of a columnar structure.
They are irregular in shape, with a slight tendency to be columnar.
There is near this rock a lower one of an oblong form, its sides fluted with pillars; these columnar masses are basalt.
The columnar structure is not peculiarly characteristic of basalt.
They flew in a straight line over the island to the west, always maintaining their columnar formation.
This mass, of a columnar shape, originally embraced a piece of stone which the Indian finding it had detached.
Many basalts are not columnar, and not a few columnar rocks are not basalts.
These two high, columnar capes are the extreme points of the land which captain Furneaux took to be Maria's Island.
The unpaired dorsal fin develops as a continuous thickening, which then grows up into a projecting fold of columnar cells.
There was none: all was interwoven stem, columnar trunk, dense summer foliage—no opening anywhere.