phanaritic aphanitic glassy vesicular pyroclastic Use the igneous rock classification chart and igneous rock specimens and fill out the table below: Igneous Rock Identification Worksheet Sample Number Texture Mineral Composition Diagnostic Properties (modified texture) Igneous Rock Name Rock Origin ? ? ?
Igneous rocks Igneous rocks are created when molten rock (lava) inside the Earth pushes through the crust (like in a volcanic eruption) and then cools Intrusive (plutonic) Igneous Rocks Color the magma orange, stop before reaching the earth’s surface. Intrusive rocks are made when magma that ...