Answer Key and worksheet for Identifying Rocks
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Identifying Rocks (work on p. 8 to help you) Name:___Answer Key Word TYPES OF ROCK: Sedimentary, Igneous, Metamorphic Bank NAME OF ROCK: Chert, Coal, Conglomerate, Fossilforous, Geode, Gneiss, Granite, Lava Rock, Limestone, Marble, Mica Schist, Obsidian, Pumice, Rhyolite, Sandstone, Shale, Slate, Rock # 1 2 & 15 3 4 & 20 5 6 7 8 * 18 Rock # 9 10 11 12 13 14 16 17 19 Description of the Rock Large pebbles stuck together by minerals left from water evaporation Brown dull rock, inside has crystals from water evaporating Black and white crystals that cooled slowly in a magma chamber Fossils that are stuck together by minerals left from water evaporation Black, glassy, smooth rock that cooled at a lava flow White, very light in weight, rock formed from ash Red or black rock that has a lot holes throughout it when lava cooled Clay that has been stuck together by minerals left from water evaporation Type of Rock Sedimentary Name of the Rock Conglomerate Sedimentary Geode Igneous Granite Sedimentary Fossilforous Igneous Obsidian Igneous Pumice Igneous Lava Rock Sedimentary Shale Description of the Rock Sand that has been stuck together by minerals from water evaporation Clay that has been smooshed very closely by heat and pressure Dark black, tight lines, and sparkly squished by heat and pressure Dark black, occurred when dead things combined with the soil Blotchy with distorted lines squished by heat and pressure Black with some white throughout, made from mineral deposits White and gray stone with a chemical change from weathering Heavy, green, made from ash and rock stuck together in a volcano Tight line, very sparkly from crystals squished by heat and pressure Type of Rock Sedimentary Name of the Rock Sandstone Metamorphic Slate Metamorphic Mica Schist Sedimentary Coal Metamorphic Marble Sedimentary Limestone Sedimentary Chert Igneous Limestone Metamorphic Gneiss Identifying Rocks (work on p. 8 to help you) Name:___________________________ Word TYPES OF ROCK: Sedimentary, Igneous, Metamorphic Bank NAME OF ROCK: Chert, Coal, Conglomerate, Fossilforous, Geode, Gneiss, Granite, Lava Rock, Limestone, Marble, Mica Schist, Obsidian, Pumice, Rhyolite, Sandstone, Shale, Slate, Rock # 1 2 & 15 3 4 & 20 5 6 7 8 * 18 Rock # 9 10 11 12 13 14 16 17 19 Description of the Rock Large pebbles stuck together by minerals left from water evaporation Brown dull rock, inside has crystals from water evaporating Black and white crystals that cooled slowly in a magma chamber Fossils that are stuck together by minerals left from water evaporation Black, glassy, smooth rock that cooled at a lava flow White, very light in weight, rock formed from ash Red or black rock that has a lot holes throughout it when lava cooled Clay that has been stuck together by minerals left from water evaporation Type of Rock Name of the Rock Description of the Rock Sand that has been stuck together by minerals from water evaporation Clay that has been smooshed very closely by heat and pressure Dark black, tight lines, and sparkly squished by heat and pressure Dark black, occurred when dead things combined with the soil Blotchy with distorted lines squished by heat and pressure Black with some white throughout, made from mineral deposits White and gray stone with a chemical change from weathering Heavy, green, made from ash and rock stuck together in a volcano Tight line, very sparkly from crystals squished by heat and pressure Type of Rock Name of the Rock
