Roadside Geology of Oregon
by Marli B. Miller
Roadside Geology of Oregon
|
|
Acknowledgments |
iv
|
Geologic Map of Oregon |
vi
|
Oregon's Geologic History |
1
|
Plate Tectonics and the Pacific Northwest |
1
|
Earthquakes and Faults |
6
|
Volcanic Activity |
8
|
Paleozoic Era |
11
|
Mesozoic Era |
13
|
Cenozoic Era |
17
|
Siletz River Volcanics and Tyee Formation |
17
|
Clarno and John Day Formations and the Western Cascades |
20
|
Columbia River Basalt Group and Uplift of the Coast Range |
22
|
Basin and Range |
25
|
High Cascades |
26
|
Glaciation and the Missoula Floods |
27
|
Oregon's Modern Climate and Waterways |
32
|
Coast Range |
35
|
Formation of the Coast Range |
35
|
The Oregon Coast |
40
|
The Willamette Valley |
48
|
Guides to the Coast Range |
51
|
Portland |
51
|
Interstate 5: Portland - Eugene |
54
|
Skinner and Spencer Buttes |
59
|
Interstate 5: Eugene - Roseburg |
61
|
Detour to Folded Umpqua Group |
63
|
US 20: Corvallis - Newport |
64
|
Marys Peak |
66
|
US 26: Portland - Seaside |
67
|
Saddle Mountain State Natural Park |
70
|
US 30: Portland - Astoria |
72
|
US 101: Astoria - Lincoln City |
74
|
Ecola State Park |
77
|
US 101: Lincoln City - Bandon |
81
|
Devils Punchbowl |
84
|
Cape Arago |
89
|
OR 6: US 26 - US 101 |
93
|
OR 18: Tualatin - US 101 |
96
|
Erratic Rock State Natural Site |
97
|
OR 22: Salem - US 101 |
98
|
OR 38: I-5 - Reedsport |
99
|
OR 42: Roseburg - Coos Bay |
102
|
OR 126: Eugene - Florance |
106
|
Cascade Range |
111
|
The High Cascaades |
113
|
The Western Cascades |
115
|
Guides to the Cascade Range |
117
|
Interstate 84: Portland - The Dalles |
117
|
US 26: Portland - Madras |
126
|
Mt. Hood |
128
|
US 20: Albany - Bend |
132
|
Sisters to Redmond on OR 126 |
136
|
US 22: Salem - Santiam Junction |
138
|
Silver Falls State Park |
140
|
OR 58: Eugene - US 97 |
143
|
OR 62: Medford - Crater Lake - US 97 |
149
|
OR 230 to Diamond Lake |
152
|
OR 66: Ashland - Klamath Falls |
154
|
OR 140: Medford - Klamath Falls |
158
|
OR 126: Eugene - US 20 |
160
|
OR 138: Roseburg - US 97 |
164
|
OR 242: McKenzie Bridge - Sisters |
169
|
Crater Lake National Park |
171
|
The Pinnacles |
178
|
Klamath Mountains |
181
|
Accreted Terraces |
184
|
Klamaths after Accretion |
188
|
Guides to the Klamath Mountains |
189
|
Interstate 5: Roseburg - California Border |
189
|
US 101: Bandon - California Border |
197
|
Cape Blanco |
200
|
US 199: Grants Pass - California Border |
207
|
Oregon Caves National Monument |
210
|
Lava Plateaus |
213
|
Columbia Plateau and the Columbia River Basalt Group |
213
|
High Lava Plains |
217
|
Owyhee Upland |
219
|
Guides to the Lava Plateaus |
219
|
Interstate 84: The Dalles - Pendleton |
219
|
US 20: Bend - Burns |
222
|
US 20: Burns - Ontario |
226
|
US 95: Idaho Border - Nevada Border |
233
|
Leslie Gulch - Succor Creek Byway |
235
|
WS 97: Biggs Junction - Bend - La Pine |
237
|
The Cove Palisades State Park |
239
|
Smith Rock State Park |
243
|
Newberry Volcano |
245
|
US 197: The Dalles - US 97 |
250
|
US 395: John Day - Burns |
253
|
OR 78: Burns - Burns Junction |
256
|
Blue Mountains |
260
|
Accreted Terraces |
261
|
John Day Fossil Beds |
265
|
Guides to the Blue Mountains |
269
|
Interstate 84: Pendleton - Ontario |
269
|
US 26: Madras - John Day |
273
|
Painted Hills Unit of John Day Fossil Beds National Monument |
278
|
US 26: John Day - Vale |
281
|
US 395: Pendleton - Mt. Vernon |
286
|
OR 19: Arlington - US 26 at Picture Gorge |
289
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OR 207 to Mitchell |
292
|
Sheep Rock Unit of John Day Fossil Beds National Monument |
294
|
OR 218: Shaniko - Antelope - Fossil |
296
|
Antelope Highway |
297
|
Clarno Unit of John Day Fossil Beds National Monument |
298
|
OR 82/OR 86/Wallowa Mountain Road: LaGrande - Joseph - Baker City |
299
|
Joseph Canyon Viewpoint |
303
|
Hat Point |
306
|
Hells Canyon |
309
|
Basin and Range |
312
|
Normal Faulting |
314
|
lakes and Basins |
316
|
Guides to the Basin and Range |
319
|
US 97: La Pine - Klamath Falls - California Border |
319
|
US 395: Riley - Lakeview - California Border |
323
|
OR 31: La Pine - Valley Falls |
328
|
OR 140: Klamath Falls - Lakeview |
336
|
OR 205: Burns - Fields - Nevada Border |
339
|
Diamond Craters |
342
|
Steens Mountain |
346
|
Glossary |
349
|
Further Reading and References |
357
|
Index |
369
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