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 244
... Pleistocene age ; Recent sediments are sparingly present closely bordering the streams and estuaries . In the canal area the Pleistocene surficial sediments be- long to the Talbot formation ( 20 feet or less above sea level ) and to the ...
... Pleistocene age ; Recent sediments are sparingly present closely bordering the streams and estuaries . In the canal area the Pleistocene surficial sediments be- long to the Talbot formation ( 20 feet or less above sea level ) and to the ...
Seite 267
... Pleistocene series : Wicomico formation : Loose , coarse , iron - stained , feldspathic sand containing numerous pebbles , cobbles and boulders scattered throughout the bed .... Fine , clayey , brownish to yellow sand . Unconformity ...
... Pleistocene series : Wicomico formation : Loose , coarse , iron - stained , feldspathic sand containing numerous pebbles , cobbles and boulders scattered throughout the bed .... Fine , clayey , brownish to yellow sand . Unconformity ...
Seite 271
... Pleistocene series : Wicomico formation : Sharp , feldspathic , argillaceous , iron - stained , coarse sand and gravel ; grades into bed below ..... Indurated and iron - encrusted masses of sand ; the sandy matrix sur- rounding the ...
... Pleistocene series : Wicomico formation : Sharp , feldspathic , argillaceous , iron - stained , coarse sand and gravel ; grades into bed below ..... Indurated and iron - encrusted masses of sand ; the sandy matrix sur- rounding the ...
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