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
... ( Pleistocene ) except here and there where patches of swamp and marsh ( Recent ) inter- vene . Underlying Cretaceous deposits are reached by the dredge below sea level throughout this stretch . Beginning in the vicinity of St. Georges ...
... ( Pleistocene ) except here and there where patches of swamp and marsh ( Recent ) inter- vene . Underlying Cretaceous deposits are reached by the dredge below sea level throughout this stretch . Beginning in the vicinity of St. Georges ...
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 266
... Pleistocene terrace deposit UNCONFORMITY UNCONFORMITY Marshalltown formation Englishtown sand Crosswicks clay FIG . 35. Section accompanying Plate XLIV , Fig . 1 . Pleistocene terrace deposit Marshalltown formation Englishtown sand ...
... Pleistocene terrace deposit UNCONFORMITY UNCONFORMITY Marshalltown formation Englishtown sand Crosswicks clay FIG . 35. Section accompanying Plate XLIV , Fig . 1 . Pleistocene terrace deposit Marshalltown formation Englishtown sand ...
Inhalt
Page | 19 |
Preface | 25 |
Elements of the Rigid Phase | 47 |
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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 Ellicott City 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 granite porphyry 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 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