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 34
... Glenarm Series was de- posited . An unconformity between the gneiss series and the lowest mem- ber of the Glenarm Series , the Setters quartzite , is evident and may repre- sent a long period of erosion followed by deposition . The Glenarm ...
... Glenarm Series was de- posited . An unconformity between the gneiss series and the lowest mem- ber of the Glenarm Series , the Setters quartzite , is evident and may repre- sent a long period of erosion followed by deposition . The Glenarm ...
Seite 184
... Glenarm formations to the south lead Knopf and Jonas ( 65 ) to the conclusion that the dominant metamorphism in both Paleozoic and Glen- arm strata was subsequent to an overthrust which brought the Glenarm Series over the Paleozoic ...
... Glenarm formations to the south lead Knopf and Jonas ( 65 ) to the conclusion that the dominant metamorphism in both Paleozoic and Glen- arm strata was subsequent to an overthrust which brought the Glenarm Series over the Paleozoic ...
Seite 203
... GLENARM SCHIST The Glenarm schist was found in only one small outcrop . Near the inclosing gabbro it loses its characteristic fracture cleavage and becomes more dense . The rock is a highly foliated chlorite schist with a strong ...
... GLENARM SCHIST The Glenarm schist was found in only one small outcrop . Near the inclosing gabbro it loses its characteristic fracture cleavage and becomes more dense . The rock is a highly foliated chlorite schist with a strong ...
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