sentence2_structure: Felsic igneous rocks<>contain<>felsic minerals, typically contain aluminum and sodium and are high in silica$$$felsic minerals<>typically contain<>aluminum and sodium$$$felsic minerals<>are<>high<>in silica
sentence1: Other igneous rocks including felsic dykes are discussed later .
sentence2: Felsic igneous rocks contain felsic minerals, typically contain aluminum and sodium and are high in silica.
question: Which kind of rocks contain felsic minerals, typically contain aluminum and sodium and are high in silica?