TRACHYTE
Source: 567
Tra″chyte (?), n. [[Gr. � rough, rugged: cg. F. trachyte.]] (Geol.) 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.
Source: 567
Tra″chyte (?), n. [[Gr. � rough, rugged: cg. F. trachyte.]] (Geol.) 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.