EntityQ61041319· pop 20· linked from 1,114 articlesigneous intrusionSign in to savebody of intrusive igneous rock that forms by crystallization of magma slowly cooling below the surface of the EarthConnectionssilicon dioxideEntityBushveld igneous complexEntityEarthConceptSouth AfricaCountryCaliforniaEntityNew YorkEntityvolcanoEntityNew JerseyEntityUtahEntitySofiaEntityNew MexicoEntitygeologyEntityInternational Standard Book NumberEntitymineralEntityWayback MachineEntitygraniteEntitydigital object identifierEntityquartzEntityTrifoliumEntityEarth's crustEntityCategoriesIgneous intrusionsIgneous petrologyPlutonic rocks