Physical Geology: Earth RevealedCoverage of plate tectonics is moved to the beginning of the book. The text is also used as the official Annenberg CPB distributed telecourse for physical geology.The beautiful new art program and interactive writing style will grab students' attention and further their interest in the subject. |
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Page 249
... intrusive and extrusive rocks are similar in many ways , intrusive rocks cannot be thought of simply as underground equivalents of volcanic rocks . There are impor- tant differences between extrusive and intrusive rocks , both in ...
... intrusive and extrusive rocks are similar in many ways , intrusive rocks cannot be thought of simply as underground equivalents of volcanic rocks . There are impor- tant differences between extrusive and intrusive rocks , both in ...
Page 250
... Intrusive rock " Baked " zone Xenoliths Figure 11.1 Igneous rock apparently intruded preexisting rock ( country rock ) as a liquid . Intrusive rocks are rocks that appear to have crystallized from magma emplaced in surrounding rock ...
... Intrusive rock " Baked " zone Xenoliths Figure 11.1 Igneous rock apparently intruded preexisting rock ( country rock ) as a liquid . Intrusive rocks are rocks that appear to have crystallized from magma emplaced in surrounding rock ...
Page 537
... intrusive contacts , 185 , 250 intrusive igneous rocks , 249–66 abundance and distribution , 258 defined , 17 , 250 formation , 250 identification , 250–52 intrusive bodies , 252-58 intrusive structures , 252-58 Io , 247 ionic bonding ...
... intrusive contacts , 185 , 250 intrusive igneous rocks , 249–66 abundance and distribution , 258 defined , 17 , 250 formation , 250 identification , 250–52 intrusive bodies , 252-58 intrusive structures , 252-58 Io , 247 ionic bonding ...
Contents
Chapter | 6 |
Box 8 | 8 |
Delivering Alaskan OilThe Environment vs the Economy | 10 |
Copyright | |
74 other sections not shown
Common terms and phrases
abyssal plains andesite asthenosphere atoms basalt basin beds beneath Benioff zone California Canyon caused chapter chemical weathering composition continental crust continental rise continental slope continents convection converging boundary cooling core craton crystal deep deposited depth dikes diverging boundary drilling earth's crust earth's surface earthquakes erosion eruptions feldspar folds fossils fracture zones gabbro geologists granite gravity heat flow horizontal hot mantle igneous rock isostatic kilometers lava flows lithosphere mafic magma magnetic anomalies mantle rock melting metamorphic rocks meteorites meters mid-oceanic ridge million mountain belt mountain ranges move normal faults occur oceanic crust oceanic trenches Photo plate boundaries plate motion plate tectonics plutonic pressure quake quartz reef regions ridge crest rift valley San Andreas fault sandstone sea floor sea level sediment sedimentary rock seismic waves shale shown in figure silicate soil solidified stress structure subducting plate temperature terrane thick turbidity currents U.S. Geological Survey uplift volcanoes