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 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 266
Maryland Geological Survey. Section I , 1200 feet east of the Chesapeake City Bridge , Maryland , at station 76 + 400N Feet Pleistocene series : Talbot formation : Mixed , coarse , feldspathic , iron - stained sand and gravel ; the ...
Maryland Geological Survey. Section I , 1200 feet east of the Chesapeake City Bridge , Maryland , at station 76 + 400N Feet Pleistocene series : Talbot formation : Mixed , coarse , feldspathic , iron - stained sand and gravel ; the ...
Seite 271
... Feet 6 10 11 } 101 5 32 75 Section VIII , 100 feet west of the Philadelphia , Baltimore & Washington Railroad bridge , Delaware , at Station 45 + 450S Pleistocene series : Wicomico formation : Compact , coarse , feldspathic , iron ...
... Feet 6 10 11 } 101 5 32 75 Section VIII , 100 feet west of the Philadelphia , Baltimore & Washington Railroad bridge , Delaware , at Station 45 + 450S Pleistocene series : Wicomico formation : Compact , coarse , feldspathic , iron ...
Inhalt
Preface | 25 |
Economic Significance of Detailed Structural Investigations | 31 |
Structures in Igneous Rocks | 36 |
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abundant amphibolite amygdules anticlines aplite axes of folding axis Baltimore gabbro Baltimore gneiss banding bedding biotite Bridge canal 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 microscope 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 volcanics wall rock Wissahickon schist Woodstock dome