Rock Examples.

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Presentation transcript:

Rock Examples

Igneous Rocks

1. Granite

2. Diorite

3. Gabbro

4. Obsidian

5. Pumice

6. Rhyolite

7. Basalt

Sedimentary Rocks

8. Rock Salt

9. Coquina

10. Shale

11. Conglomerate

12. Limestone

13. Breccia

14. Sandstone

Metamorphic Rocks

15. Gneiss

16. Schist

17. Slate

18. Marble

19. Quartzite

On Back of paper

IGNEOUS INTRUSIVE – large crystals (coarse-grained) EXTRUSIVE – no crystals (glassy) EXTRUSIVE – gas bubbles EXTRUSIVE – small crystals (fine-grained) EXTRUSIVE - “ “ “ “

SEDIMENTARY Chemical Organic Clastic Clastic – rounded pebbles Chemical or Organic Clastic – angular sediments

METAMORPHIC Foliated (bands) Foliated Non-foliated (reacts to acid – contains calcite) Non-foliated

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