Some words and ideas to learn for Rocks/Minerals/Erosion classify magma crystal metamorphic rocks erosion mineral fossil Mohs scale gemstones Mother Earth geologists paleontologist glaciers property igneous rock rock landform sediment landscapes sedimentary rocks lustre transparency weathering I can: Explain the rock cycle (how rocks are formed) Explain the difference between a rock and mineral Classify rocks and minerals using physical properties Discuss how to minimize erosion Predict effects of erosion Discuss how soils form from rocks Identify locations of various mines in SK Explain issues related to extraction and use of minerals from different perspectives Compare how various cultures respect and use rocks