________Is Characterized by Very Coarse Mineral Grains

Q15: A(n)_texture refers to rocks composed mainly of

Q16: In a porphyritic volcanic rock, which mineral

Q17: The last minerals to crystallize on Bowen's

Q18: In a series of basaltic lava flows

Q19: Changing the composition of magma by incorporating

Q21: In which of the following igneous rocks

Q22: _is named for a prominent, volcanic mountain

Q23: _is composed mainly of ferromagnesian minerals.<br>A)Rhyolite<br>B)Andesite<br>C)Granite<br>D)Peridotite

Q24: Name two igneous rocks with glassy textures.

Q25: Melting of rocks to form magma as