Tonalite
= Tonalite
{wiki}
An intrusive <rock> containing <quartz> and predominantly <plagioclase> rather than alkali <feldspar>; it is one member of <tonalite-trondhjemite-granodiorite>.
= Tonalite
{wiki}
An intrusive <rock> containing <quartz> and predominantly <plagioclase> rather than alkali <feldspar>; it is one member of <tonalite-trondhjemite-granodiorite>.