Roadside Geology of Montana - Table of Contents |
Acknowledgments |
ix |
Introduction |
1 |
|
Understanding the Earth |
1 |
| Plate Tectonics |
1 |
| Rocks |
5 |
| Geologic Time |
5 |
| Geologic History of Maryland, Delaware and Washington, D.C. |
6 |
| Ancient Cratons, Grenville Mountains, Rifting, and Offshore Deposition |
6 |
| Taconic Mountain Building Event and the Queenston Wedge |
10 |
| Acadian Mountain Building Event and the Catskill Wedge |
12 |
| Alleghanian Mountain Building Event |
13 |
| The Rifting of Pangea and Triassic Basins |
16 |
| Erosion of the Appalachians and the Building of the Coastal Plain |
16 |
| Pleistocene Ice Ages |
17 |
Allegheny Plateau |
19 |
|
Road Guides |
23 |
|
Interstate 68 and US 40 Alternate: La Vale-West Virginia Border |
23 |
|
US 219: Keysers Ridge-Backbone Mountain Trailhead, West Virginia |
28 |
|
US 220: McCoole-Cumberland |
35 |
|
Maryland 36: The Narrows-Westernport (Coal Country) |
37 |
|
Maryland 135: Mountain Lake Park-McCoole |
44 |
Valley and Ridge and Blue Ridge Provinces |
48 |
|
Great Valley of Carbonates |
51 |
|
Road Guides |
55 |
|
Interstate 70 and US 40: Braddock-Hancock |
55 |
|
Interstate 68 (Including MD 144 and US 40): Hancock-La Vale |
71 |
|
Maryland 17: Middletown-Brunswick |
87 |
|
Maryland 34: Boonsboro-Sharpsburg |
90 |
|
Maryland 51: Cumberland-Paw, Paw, West Virginia |
92 |
|
Maryland 67: Boonsboro-Sandy Hook |
98 |
|
Maryland 68: Boonsboro-Clear Spring |
104 |
|
Maryland 77: Thurmont-Smithsburg |
111 |
|
Maryland 491: Smithsburg-Cascade |
117 |
|
Maryland 550: Cascade-Thurmong |
123 |
|
Bear Pond Mountains |
124 |
Piedmont Provance |
128 |
|
The Fall Line |
134 |
|
Road Guides to the Maryland Piedmont |
135 |
|
Interstate 70: Frederick-Baltimore |
135 |
|
Interstate 270: Frederik-Rockville |
139 |
|
US 1/Maryland 273: Baltimore-Delaware Border (Cecil and Harford Counties) |
146 |
|
US 15: Point of Rocks-Emmitsburg (the Frederick Valley) |
155 |
|
Maryland 28 and C&O Canal: Point of Rocks-Blockhouse Point |
162 |
|
Maryland 75 and Maryland 31: New Market-Westminster |
171 |
|
Washington, D.C., and the Capital Beltway Area |
176 |
|
Piedmont Sites |
178 |
|
Chesapeake & Ohio Canal National Historic Park: Great Falls-Georgetown |
178 |
|
Theodore Roosevelt Island National Memorial |
187 |
|
Cabin John Regional Park |
188 |
|
Rock Creek Park |
189 |
|
Capital Crescent Trail |
192 |
|
Sligo Creek Parkway |
192 |
|
Wheaton Regional Park and Northwest Branch Trail |
193 |
|
Coastal Plain Sites |
193 |
|
The Mall and East and West Potomac Parks |
193 |
|
Kenilworth Park and Aquatic Gardens |
196 |
|
Bladensburg Waterfront Park and the Anacostia River |
196 |
|
Lake Artemesia Park and Greenbelt Park |
198 |
|
National Arboretum |
199 |
|
Fort Circle Trail |
199 |
|
Watkins Regional Park |
200 |
|
Baltimore and the Baltimore Beltway Area |
200 |
|
I-695: Baltimore Beltway |
202 |
|
Piedmont Sites |
204 |
|
Patapsco Valley State Park |
204 |
|
Gwynns Falls Park |
211 |
|
Bare Hills and Soldiers Delight Natural Environment Area |
212 |
|
Cylburn Arboretum and Jones Falls |
213 |
|
Lock Raven Reservoir |
214 |
|
Oregon Ridge Park |
215 |
Coastal Plain Sites |
215 |
|
Patterson Park |
215 |
|
Double Rock Park |
216 |
|
Herring Run Park |
217 |
|
The Delaware Piedmont |
217 |
|
Wilmington Area |
220 |
|
Fort Christina Park |
220 |
|
Brandywine Park in Downtown Wilmington |
220 |
|
Rockford Park |
222 |
|
Brandywine Creek State Park |
222 |
|
Bringhurst Woods Park |
223 |
|
Brandywine Springs State Park |
224 |
|
Mt. Cuba Area and Ashland Nature Center |
225 |
|
Fox Point State Park |
226 |
|
Newark Area |
227 |
|
White clay Creek State Park |
227 |
|
Iron Hill Park |
227 |
Coastal Plain |
228 |
|
Wedge of Unconsolidated Sediment |
229 |
|
Pleistocene Time |
233 |
|
Chesapeake Bay |
234 |
|
Barrier Beaches |
239 |
|
The Future |
242 |
|
Road Guides to Southern Maryland |
243 |
|
Maryland 2: Annapolis-Solomons |
243 |
|
Maryland 5 and Maryland 235: Washington D.C.-Point Lookout |
251 |
|
Maryland 210, Maryland 224, and Maryland 6: Washington D.C.-Indian Head-Maryland Point-Port Tobacco |
260 |
|
Road Guides to Maryland's Eastern Shore |
264 |
|
US 50: Chesapeake Bay Bridge-Ocean City |
264 |
|
US 50: Assateague Island National Seashore |
282 |
|
US 113: Berlin-Pocomoke City |
285 |
|
Maryland 213: US 301-Elkton |
289 |
|
Road Guides to Delaware's Coastal Plain |
292 |
|
US 301, US 13, and US 113: C&D Canal-Delmar |
293 |
|
Delaware 1: Dover-Cape Henlopen-Fenwick Island |
297 |
|
Delaware 9: Delaware City-Dover |
305 |
Glossary |
311 |
References |
321 |
Index |
328 |
