Minerals

1. Quartz

1.1. We use it as steel

2. Orthoclause

2.1. We use it as glass

3. Aptite

3.1. We use it as glass

4. Fluorite

5. Calcite

5.1. Fingernail

6. Gypsum

7. Talc

7.1. Graphite (pencil led)

8. Properties

8.1. Shape

8.2. Color

8.3. Hardness

8.4. Size

8.5. Crystal Shape

8.6. transperency

8.7. luster

9. Igneous

9.1. Is formed when magma cools

10. Metamorphic

10.1. Is formed when heat and pressure makes it change

11. Sedimentary

11.1. Is formed when dead plants fall on top of each other

12. Coal

12.1. coal is an example of sedimentary

13. Diamond

13.1. Is the hardest mineral in the world

14. Corundum

15. Topaz