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3rd Grade Science
Earth Systems
10. Earth Materials
10.1 Rocks and Minerals, Properties and classification
Discover Rocks and Minerals: Properties and Classification
You will explore how rocks and minerals are identified, classified, and formed and learn the properties scientists use to study Earth's amazing materials.
What You'll Learn
You will learn the difference between rocks and minerals clearly.
You can identify minerals using hardness, luster, streak, and cleavage.
You will discover igneous, sedimentary, and metamorphic rock formation.
You will connect rocks and minerals to Earth's surface and resources.
What You'll Practice
1
You will identify rock types by how each one forms naturally.
2
You will match mineral property vocabulary to their correct definitions.
3
You will answer questions about classifying rocks and identifying minerals.
Why This Matters
Understanding rocks and minerals helps you explore how Earth is built and gives you the scientific skills to observe, test, and classify the world around you.
This Unit Includes
1 Video lesson
Practice exercises
Learning resources
Skills
Mineral Properties
Rock Classification
Hardness Scale
Rock Types
Earth Materials

VA Curriculum Aligned