This page provides all possible meanings and translations of the word trachyte
WiktionaryRate this definition:(0.00 / 0 votes)
A pale igneous rock consisting mostly of potassium feldspar and plagioclase.
Origin: From trachyte, from τρᾱχύς.
Webster DictionaryRate this definition:(0.00 / 0 votes)
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
FreebaseRate this definition:(0.00 / 0 votes)
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.