1 trachyandesite | Definition of trachyandesite

trachyandesite

noun
trachy·​andesite | \ ¦trakē, ¦trākē+\

Definition of trachyandesite

: a lava intermediate in composition between trachyte and andesite — compare latite

History and Etymology for trachyandesite

French trachyandésite, from trachy- + andésite andesite

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