Of quartz I love geology! The chapter offers five activities at three different levels. It features hands-on activities that cover crystal shapes, cleavage and fracture, hardness scale, specific gravity, and mineral identification. Scholars grow crystals, build crystals, test crystals, and more!

Concepts

mineral identification, mineral properties, crystal formation, crystal structure, minerals, gravity

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Additional Tags

science

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Instructional Ideas

• Bring a variety of crystals and minerals into the class to introduce the unit
• Have a guest geologist join the class discussion on crystal shapes

Classroom Considerations

• Hydrochloric acid can burn skin and clothing, and the propane torch can easily start fires so follow all safety procedures
• The third chapter in a series of seven

 

Pros

• Resource includes teacher notes throughout
• Critical thinking dialogue follows share, process, generalize, apply, and go further format
• Answer key is provided

Cons

• None

Common Core

RST.6-8.3 RST.9-10.3 RST.11-12.3