Answer Keys
ESRT Exercise Series
11. c
12. a
13. c
14. b
15. c
ESRT VII ESRT VIII ESRT IX
ESRT X
1. Allegheny Plateau
2. Adirondack Mountains
3. Middle Proterozoic anorthositic rocks
4. Ordovician limestones, shales, sandstones and dolostones
5. 76.8 degrees West Longitude, 42.1 degrees North Latitude
6. Atlantic Coastal Plain
7. Peru-Chile Trench
8. Divergent
9. Weathering and Erosion – Sediments – Deposition and Burial – Compaction and Cementation –
Sedimentary Rocks
10. 50 cm/s
11. Silt
12. Peridotite
13. Rhyolite
14. Plagioclase-Biotite-Pyroxene-Amphibole-Olivine (Biotite and Olivine NOT together)
15. Siltstone
16. Evaporites
17. Schist
18. Schist and Gneiss
19. Quartzite
20. Halite
21. Paleozoic
22. Jurassic
23. 542 mybp
24. 4,200 degrees C
25. 1.5 million atm
26. 9.9-12.2 g/cmexp3
27. 3.0 g/cmexp3
28. 2.7 g/cmexp3
29. 11:20 am
30. 1,900 km
31. 1 degree
32. 62%
33. 60 degrees F = 16 degrees C
100 degrees F = 311 degrees K
34. a. 80 degrees F
b. 51 degrees F
c. 25 Knots
d. South
e. 1022.2 mb
f. Overcast
g. 2 miles
35.Red
ESRT XI
1. Coarse grained: >1mm
2. Potassium (Orthoclase) Feldspar
3. Extrusive
4. Quartz-Plagioclase-Biotite-Amphibole or Plagioclase-Biotite-Amphibole-Pyroxene
5. Glassy
6. Grain size
7. Dunite
8. Basalt
9. Gabbro
10. Felsic
11. Deposition – Burial – Compaction – Cementation
12. Metamorphic
13. Magma
14. Sediment
15. 0.2 cm to 6.4 cm
16. Clay
17. Clastic
18. Sandstone
19. Rock Salt
20. Contact
ESRT XII ESRT XIII ESRT XV
21. c
22. a
23. c
24. c
25. b
ESRT XVI ESRT XVII ESRT XVIII
11. c
ESRT XXII
1. c
2. b
3. c
4. b
5. a
6. a
7. d
8. d
9. d
10. a
11. d