Definitions for trachyteˈtreɪ kaɪt, ˈtræk aɪt

This page provides all possible meanings and translations of the word trachyte

Random House Webster's College Dictionary

tra•chyteˈtreɪ kaɪt, ˈtræk aɪt(n.)

  1. a fine-grained volcanic rock consisting essentially of alkali feldspar and one or more subordinate minerals, as hornblende or mica: the extrusive equivalent of syenite.

    Category: Petrology

Origin of trachyte:

1815–25; < F < Gk trāchýtēs roughness =trāchý(s) rough +-tēs n. suffix

tra•chyt•ictrəˈkɪt ɪk; ˈtræk ɪˌtɔɪd, ˈtreɪ kɪ-(adj.)

Wiktionary

  1. trachyte(Noun)

    A pale igneous rock consisting mostly of potassium feldspar and plagioclase.

  2. Origin: From trachyte, from τρᾱχύς.

Webster Dictionary

  1. Trachyte(noun)

    an igneous rock, usually light gray in color and breaking with a rough surface. It consists chiefly of orthoclase feldspar with sometimes hornblende and mica

Freebase

  1. Trachyte

    Trachyte is an igneous volcanic rock with an aphanitic to porphyritic texture. It is the volcanic equivalent of syenite. The mineral assemblage consists of essential alkali feldspar; relatively minor plagioclase and quartz or a feldspathoid such as nepheline may also be present.. Biotite, clinopyroxene and olivine are common accessory minerals.

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