The study of speech sounds in language or a language with reference to their distribution and patterning and to tacit rules governing pronunciation. 2. The sound system of a language: the phonology of English. phoÂ·noÂ·logâ²ic (fÅâ²nÉ-lÅjâ²Ä­k) , phoâ²noÂ·logâ²iÂ·cal (-Ä­-kÉl) adj.
What does a porphyritic texture indicate about the history of an igneous rock? the magma sat and cooled a bit below the Earth's surface, thus giving time for the large crystals to grow, before erupting onto the surface and cooling very quickly
Invisible or very small grains (associated to extrusive igneous rocks e.g. basalt) What is a phaneritic texture? Mineral grains that are large enough to see with the naked eye (associated to intrusive or extrusive igneous rocks e.g. granite) What is a porphyritic texture? Larger mineral grains in a matrix of smaller grains (associated to intrusive or extrusive igneous rocks)