Sentence Examples

  • The upper (Magdala group) contains much trachytic rock of considerable thickness, lying perfectly horizontally, and giving rise to a series of terraced ridges characteristic of central Abyssinia.
  • They are laccolites of trachytic rock, and raised the Tertiary beds above them in the form of blisters.
  • It stands partly on level ground, partly on a declivity, and above it rises a precipitous trachytic rock (400 ft.) on the summit of which are the ruins of an ancient castle.
  • In Luzon trachytic tuffs are sometimes interstratified with nummulitic limestone, thus showing that the eruptions had already begun in the Eocene period.
  • They are formed from a grey trachytic lava found at the east end of the island.

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