岩浆玄武岩

basalt jedburgh basalt columnar basalt fused basalt dunsapie basalt basalt wool basalt dike basalt clay flood basalt nepheline basalt magnesia magma magnesium magma alkali olivine basalt magma magma primary magma (parental magma) anorthite-basalt olivine basalt shield basalt andesite-basalt flood-basalt basalt sand nepheline-basalt