1. Quiz Get out you ESRT and a piece of paper The following questions are from your ESRT. You’ll have a minute per question…

2. Question 1 What are the two environment for an igneous rock?

3. Question 2 What is Basalt made of (minerals)?

4. Question 3 What is the difference between Granite and pegmatite?

5. Question 4 What rock is fine grained and made of: –Potassium Feldspar (15%) –Quartz (55%) –Plagioclase Feldspar (15%) –Biotite (10%) –Amphibole (5%)

6. Answers What are the two environment for an igneous rock? –Intrusive and Extrusive What is Basalt made of (minerals)? –Plagioclase, Pyroxene, Olivine, Amphibole What is the difference between Granite and pegmatite? –Granite is course and Pegmatite is Very coarse What rock is fine grained –Rhyolite

7. METAMORPHIC ROCKS

8. metamorphic rocks How are metamorphic rocks formed? What do metamorphic rocks look like? What are metamorphic rocks used for? How do you use page 7 of the ESRT for metamorphic rocks?

9. Animation of Metamorphic Rock Formation

10. How are metamorphic rocks formed? Intense heat and pressure from deep within the earth

11. How are metamorphic rocks formed? Contact metamorphism = change in rocks next to magma or lava

12. How are metamorphic rocks formed? Regional metamorphism = change in rocks over large area

13. How are metamorphic rocks formed? Heat and Pressure change parent rocks into new rock SHALE SLATE Phyllite Schist Gneiss

14. What do metamorphic rocks look like? Foliation = mineral patterns in rock –Mineral Alignment- Crystals aligned –Banding is layers of minerals banding Mineral alignment

15. What do metamorphic rocks look like? Nonfoliated = no visible mineral pattern Quartzite anthracite

16. What are metamorphic rocks used for? marble slate Anthracite coal quartzite

17. How to use esrt page 7 - metamorphic rocks?