Mineral Identification Worksheet
This worksheet covers key concepts in mineral identification for 7th-grade science students, including properties like hardness, luster, streak, and cleavage.
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Mineral Identification Worksheet
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Read each question carefully and answer to the best of your ability. This worksheet will test your knowledge of mineral identification properties.
1. Which of the following is NOT a characteristic of a mineral?
Naturally occurring
Organic
Solid
Definite chemical composition
2. What property describes how a mineral reflects light?
Hardness
Streak
Luster
Cleavage
3. The Mohs Hardness Scale is used to determine a mineral's .
4. The color of a mineral's powder, obtained by rubbing it on an unglazed porcelain plate, is called its .
5. All minerals have perfect cleavage.
True
False
6. A mineral's specific gravity is a measure of its density.
True
False
7. Describe the difference between a mineral's cleavage and its fracture.
8. Explain why color is often not the most reliable property for identifying a mineral.
Use the words below to complete the sentences.
9. The softest mineral on the Mohs Hardness Scale is .
10. The hardest mineral on the Mohs Hardness Scale is .
11. Look at the image of the mineral below. Based on its appearance, what can you infer about its luster?
