pumiceous
- a word derived from pumice.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
These beds are covered by others of a peculiar soft white stone, including much gypsum, and resembling chalk, but really of a pumiceous nature.
From The Voyage of the Beagle by Darwin, Charles
On one side of this island, however, a section is exposed, and cliffs of fine pumiceous ash appear stratified in the greater islands.
From COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 by Humboldt, Alexander von
It filled ravines, such as Fosso Grande, and concreted and hardened there into pumiceous tufa—a very instructive phenomenon.
From The San Francisco calamity by earthquake and fire by Morris, Charles
One white ribbon- like layer of decomposed, pumiceous breccia, was curiously bent into deep unbroken curves, beneath each of the large fragments in the superincumbent stratum.
From Volcanic Islands by Darwin, Charles
Portions, therefore, of this lava were either thrown 383 out by explosions, or torn off by the waves, during the deposition of the pumiceous strata beneath the sea.
From Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology by Lyell, Charles, Sir
