Report, Band 10Johns Hopkins Press, 1918 CONTENTS.--Vol. I (1897)--Vol. II (1898)--Vol. III (1899)--Vol. IV (1902)--Vol. V (1905)--Vol. VI (1906)--Vol. VII (1908)--Vol. VIII (1909)--Vol. IX (1911)--Vol. X (1918)--Vol. XI (1922)--Vol. XII (1928)--Vol. XIII (1937)--Vol. 14 (1941) |
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Seite 14
... Gneiss ... The Setters Quartzite ... . 184 185 185 . 186 . 186 187 The Cockeysville Marble . 187 The Wissahickon Phyllite and Schists .. . 187 The Cardiff Quartzite .... 189 The Peach bottom Slate 189 Igneous Rocks 189 The Gabbro ...
... Gneiss ... The Setters Quartzite ... . 184 185 185 . 186 . 186 187 The Cockeysville Marble . 187 The Wissahickon Phyllite and Schists .. . 187 The Cardiff Quartzite .... 189 The Peach bottom Slate 189 Igneous Rocks 189 The Gabbro ...
Seite 69
... gneiss ( in part ) . IGNEOUS ROCKS FORMATION AGE Mesozoic . Triassic Paleozoic - Archean .Diabase . Pegmatite . Peridotite , pyroxenite and serpentine . Basic volcanics - Meta - andesite , meta - basalt . Acid volcanics - Meta ...
... gneiss ( in part ) . IGNEOUS ROCKS FORMATION AGE Mesozoic . Triassic Paleozoic - Archean .Diabase . Pegmatite . Peridotite , pyroxenite and serpentine . Basic volcanics - Meta - andesite , meta - basalt . Acid volcanics - Meta ...
Seite 76
... Gneiss rhyolite Gneiss Granite Gneiss FIG . 19. GEOLOGICAL SECTION PORT DEPOSIT TO SASSAFRAS RIVER . retaceous Lower Cretaceous as a flat - bottomed drainageway of greater or less width and extent , running up into the Brandywine ...
... Gneiss rhyolite Gneiss Granite Gneiss FIG . 19. GEOLOGICAL SECTION PORT DEPOSIT TO SASSAFRAS RIVER . retaceous Lower Cretaceous as a flat - bottomed drainageway of greater or less width and extent , running up into the Brandywine ...
Seite 82
... Gneiss Cabbro Crystalline Limestone Mica Schist Gneiss Quartzite Baltimore ' Lower , Cretaceous FIG . 22. - GEOLOGICAL SECTION WESTMINSTER TO BALTIMORE . at times trench the uplands as deep gorges . From the fact that the physio ...
... Gneiss Cabbro Crystalline Limestone Mica Schist Gneiss Quartzite Baltimore ' Lower , Cretaceous FIG . 22. - GEOLOGICAL SECTION WESTMINSTER TO BALTIMORE . at times trench the uplands as deep gorges . From the fact that the physio ...
Seite 83
... Gneiss Quartzite Gneiss Gabbro Baltimore Brandywine Terrace Federal Hill Sunderland Terrace Wicemico Terrace Talbot Terrace Onass Lower Cretaceous FIG . 23. GEOLOGICAL SECTION GREEN SPRING VALLEY TO FEDERAL HILL . until it reaches the ...
... Gneiss Quartzite Gneiss Gabbro Baltimore Brandywine Terrace Federal Hill Sunderland Terrace Wicemico Terrace Talbot Terrace Onass Lower Cretaceous FIG . 23. GEOLOGICAL SECTION GREEN SPRING VALLEY TO FEDERAL HILL . until it reaches the ...
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30 feet Allegany County Anne Arundel County Aquia Average elevation Baltimore beds beneath the surface Blue Ridge Calvert Capacity of reservoir carried to reservoir Cecil County Chesapeake Bay Choptank City Clark Hoshall Coastal Plain Creek Cretaceous crystalline rocks Cumberland Curtis Bay Daily consumption Delaware deposits Diameter district Downin drilled Eastern Shore Elevation above source elevation above town Eocene feet beneath feet deep feet in depth Fire hydrants flow formation Frederick gallons per minute Garrett County Geological glauconite gneiss gravel gray Hagerstown Hard head inches iron limestone lower Magothy Mary's Maryland Matawan miles Miocene Mountain Municipality Nanjemoy Patapsco Patuxent peneplain Percentage of population Piedmont Plateau Pleistocene population supplied Potomac River Prince George's County Public supply sand sandstone sandy clay shales shallow Soft southern Sparrows Point springs streams SURFACE WATERS surface yields UNDERGROUND WATERS Upper valleys Washington water horizons Waterworks western Wicomico Worcester County