Syenite

Definition:

  • (n.) Orig., a rock composed of quartz, hornblende, and feldspar, anciently quarried at Syene, in Upper Egypt, and now called granite.
  • (n.) A granular, crystalline, ingeous rock composed of orthoclase and hornblende, the latter often replaced or accompanied by pyroxene or mica. Syenite sometimes contains nephelite (elaeolite) or leucite, and is then called nephelite (elaeolite) syenite or leucite syenite.

Compare syenite with other words:

sienite vs. syenite

syenite vs. yenite

eudialyte vs. syenite

hornblende vs. syenite

feldspar vs. syenite

rock vs. syenite

igneous vs. syenite

syenite vs. syenitic

granite vs. syenite