Sentence Examples

  • Lava streams and other signs of volcanic action abound, but there has been no igneous activity since the Spaniards took possession.
  • The most striking feature in the geology of Russia is its remarkable freedom from disturbances, either in the form of mountain folding or of igneous intrusions.
  • The whole group is abundantly watered, and the igneous soil is marvellously fertile.
  • Igneous rocks also may be converted readily into schists (e.g.
  • Those derived from sedimentary and those derived from igneous rocks, or, as they have been called, the "paraschists" and the "orthoschists."

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