Igneous Rocks: created by cooled magma (like from volcanoes, Extrusive ____ rocks. Smooth with a glassy texture, Intrusive ___ rocks. Large crystals with a rough texture. , Obsidian, Pumice, Granite, Sedimentary rocks: Created by loose rocks and dirt that becomes pressed together, Can also be created by water evaporating and leaving dirt and salt behind, Sandstone, Halite, Coal, Limestone, Metamorphic Rocks: Created by heat and pressure, Two types: foliated or nonfoliated, Gneiss, Marble, Quartzite, Schist,

Rock Type Sort: Igneous vs. Sedimentary vs. Metamorphic

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