Report, Band 13John Hopkins Press, 1937 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. XIV (1941) |
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Seite 22
... feet east of Chesapeake City bridge . Station 76 + 400 N . Fig . 2. Halymenites major in Englishtown sand 50 feet east of the Philadelphia , Baltimore , and Washington Railroad bridge . Sta- tion 45 + 280 S .. 244 244 266 266 268 XLIV ...
... feet east of Chesapeake City bridge . Station 76 + 400 N . Fig . 2. Halymenites major in Englishtown sand 50 feet east of the Philadelphia , Baltimore , and Washington Railroad bridge . Sta- tion 45 + 280 S .. 244 244 266 266 268 XLIV ...
Seite 240
... feet at the bottom , and deepening it to 12 feet at mean low tide . The present project to enlarge the canal to accommodate large sea - going vessels was begun in August , 1935 , and when completed in the fall of 1937 the canal will be 27 ...
... feet at the bottom , and deepening it to 12 feet at mean low tide . The present project to enlarge the canal to accommodate large sea - going vessels was begun in August , 1935 , and when completed in the fall of 1937 the canal will be 27 ...
Seite 267
... Feet 37 14 The black , sticky , tough clay , typical of the Magothy , is found in the section as a bed here for the first time ; it is replete with plant ma- terial ; at its top there is a platy swamp deposit that suggests a filling in ...
... Feet 37 14 The black , sticky , tough clay , typical of the Magothy , is found in the section as a bed here for the first time ; it is replete with plant ma- terial ; at its top there is a platy swamp deposit that suggests a filling in ...
Inhalt
Page | 19 |
Preface | 25 |
Primary Elements in Igneous Rocks of the Piedmont | 37 |
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abundant amphibolite amygdules anticlines aplite axes of folding axis Baltimore gabbro Baltimore gneiss banding bedding biotite Bridge Chattolanee dome Chesapeake chlorite cleavage planes Conowingo Dam County Creek cross joints Crosswicks clay crystals deformation Delaware Deposit granodiorite complex diagrams dikes direction east Englishtown Englishtown sand epidote exposures fault feet feldspar flow cleavage flow lines flow structures foliation fossils fracture cleavage gabbro geologic Glenarm Glenarm Series grains granite porphyry granodiorite hornblende igneous rocks inclusions intrusive Jersey lamprophyre linear structures localities marble Marshalltown Marshalltown formation Maryland massive metamorphism metamorphosed mile minerals Mount Laurel Mount Laurel sand northeast occur orientation parallel pegmatite Piedmont planar Plate pluton Port Deposit Port Deposit granodiorite primary quarry quartz diorite quartzite recrystallization region relation schist schistosity sediments Setters formation shear specimen strike Susquehanna River syncline Towson dome transect unconformity Upper Cretaceous volcanics wall rock Wissahickon schist Woodstock dome