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Bilingual glossary of geology


Aphanitic  Aphanitique
Type of igneous texture. Said of a fine-grained igneous rock, whose components can not be identified with the unaided eye. The small crystals are indicative of rapid cooling.

Themes:
  Igneous rocks

Related words:
  Porphyritic
  Pegmatitic
  Phaneritic
  Vitreous (Texture; syn.: Glassy)
  Vesicular
  Pyroclastic
  Texture
  Extrusive (Igneous Rock; syn.: Volcanic)