Physical Science
11th Edition
ISBN: 9780077862626
Author: Bill Tillery, Stephanie J. Slater, Timothy F. Slater
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 17, Problem 13QFT
Explain why a cooled and crystallized magma might have ferromagnesian silicates in the lower part and nonferromagnesian silicates in the upper part.
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Chapter 17 Solutions
Physical Science
Ch. 17 - 1. A naturally occurring inorganic solid element...Ch. 17 - 2. A structural unit that is repeated in three...Ch. 17 - 3. Which element is the most abundant in Earth’s...Ch. 17 - 4. Minerals are classified as
a. silicates.
b....Ch. 17 - 5. The most abundant class of nonsilicates is...Ch. 17 - 6. Silicates are classified into two groups based...Ch. 17 - 7. The color of a mineral when it is finely...Ch. 17 - 8. The hardness of a mineral is rated using the
a....Ch. 17 - 9. The ratio of the mineral’s density to the...Ch. 17 -
10. Molten rock material from which minerals...
Ch. 17 -
11. An aggregation of one or more minerals that...Ch. 17 -
12. Rocks that are formed from molten minerals...Ch. 17 -
13. Igneous rock that slowly cooled deep below...Ch. 17 -
14. The rock that makes up the bulk of Earth’s...Ch. 17 -
15. The rock that makes up the ocean basins and...Ch. 17 -
16. Rocks that are formed from particles of other...Ch. 17 - 17. Accumulations of silt, sand, or other...Ch. 17 - 18. Limestone and dolomite are
a. sandstone.
b....Ch. 17 - 19. Heat and pressure change rocks into
a.igneous...Ch. 17 - 20. The relationship between rocks that are...Ch. 17 - 21. The thin layer that covers Earth’s surface is...Ch. 17 - 22. Based on its abundance in Earth's crust, most...Ch. 17 - 23. The most common rock in Earth's crust is
a....Ch. 17 - 24. An intrusive igneous rock will have which type...Ch. 17 - 25. Which igneous rock would have the greatest...Ch. 17 - 26. Which of the following formed from previously...Ch. 17 - 27. Sedimentary rocks are formed by the processes...Ch. 17 - 28. The greatest extent of metamorphic changes has...Ch. 17 - 29. Which type of rock probably existed first,...Ch. 17 - 30. Earth is unique because it has
a. CO2 in its...Ch. 17 - 31. The common structural feature of all silicates...Ch. 17 - 32. The one group that is not a subgroup of the...Ch. 17 - 33. The property that is not considered useful in...Ch. 17 - 34. The specific gravity of a mineral depends on...Ch. 17 - 35. Fluorite is a mineral that floats in liquid...Ch. 17 - 36. The group that is not a class of rocks is
a....Ch. 17 - 37. The classification of rocks is based on
a....Ch. 17 - 38. An example of a sedimentary rock is
a....Ch. 17 - 39. The term that does not describe a size of...Ch. 17 - 40. Dissolved rock materials form
a. chemical...Ch. 17 - 41. An example of a metamorphic rock is
a....Ch. 17 - 42. Extrusive igneous rocks are formed on Earth’s...Ch. 17 - 43. Foliation is found in
a. sedimentary rocks.
b....Ch. 17 - Prob. 1QFTCh. 17 - Prob. 2QFTCh. 17 - 3. Explain why each mineral has its own unique set...Ch. 17 - 4. Identify at least eight physical properties...Ch. 17 - 5. Explain how the identity of an unknown mineral...Ch. 17 - 6. What is a rock?
Ch. 17 - 7. Describe the concept of the rock cycle.
Ch. 17 - Prob. 8QFTCh. 17 - 9. Which major kind of rock, based on the way it...Ch. 17 -
10. What is the difference between magma and...Ch. 17 -
11. What is meant by the “texture" of an igneous...Ch. 17 -
12. What are the basic differences between...Ch. 17 -
13. Explain why a cooled and crystallized magma...Ch. 17 - Prob. 14QFTCh. 17 -
15. What are clastic sediments? How are they...Ch. 17 -
16. Briefly describe the rock-forming process...Ch. 17 - 17. What are metamorphic rocks? What limits the...Ch. 17 - 18. Describe what happens to the minerals as shale...Ch. 17 - Prob. 19QFTCh. 17 - 1. What are the significant similarities and...Ch. 17 - 2. Is ice a mineral? Describe reasons to support...Ch. 17 - 3. If ice is a mineral, is a glacier a rock?...Ch. 17 - Prob. 4FFACh. 17 - 1. A sample of the mineral sylvite measures 2.68...Ch. 17 - 2. A rectangular crystal of calcium plagioclase...Ch. 17 - 3. A spherical specimen of the mineral quartz...Ch. 17 - 4. Geologists separate nonferromagnesian silicates...Ch. 17 - 5. Compare the mineral halite (NaCl, hardness of...Ch. 17 - 6. Mica is a sheet silicate while quartz is a...Ch. 17 - 7. Magnesite is a magnesium ore mineral and has...Ch. 17 - 8. Magnetite and hematite are iron ore minerals....Ch. 17 - 9. An iron mine has an ore deposit estimated at...Ch. 17 - 10. An ore deposit consisting of chert and...Ch. 17 -
11. For a given igneous rock type, the proportion...Ch. 17 -
12. Based on Figure 17.13, what is the average...Ch. 17 -
13. A gabbro countertop measuring 4.70 m long by...Ch. 17 -
14. A sandstone building stone measuring 50.0 cm...Ch. 17 - Prob. 15PEB
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