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 134
... less consistent and less widespread than the longitudinal ones . They are found in all of the granodiorite types although they are much more pronounced in the eastern part of the region than elsewhere . Flow lines are transected ...
... less consistent and less widespread than the longitudinal ones . They are found in all of the granodiorite types although they are much more pronounced in the eastern part of the region than elsewhere . Flow lines are transected ...
Seite 195
... less than 0.1 mm . and the epidote of the amygdules . Epidote is rare and fine - grained in the groundmass . This rock is apparently an unaltered andesite but is indistinguishable in the field from those amygdaloids which carry ...
... less than 0.1 mm . and the epidote of the amygdules . Epidote is rare and fine - grained in the groundmass . This rock is apparently an unaltered andesite but is indistinguishable in the field from those amygdaloids which carry ...
Seite 200
... less marked than in the hornblende of the volcanics . The feldspar was de- termined as bytownite Ab , Ang . In most ... less idiomorphic with a strong pleo- chroism . In the gabbro it is also acicular but shows less developed crystal ...
... less marked than in the hornblende of the volcanics . The feldspar was de- termined as bytownite Ab , Ang . In most ... less idiomorphic with a strong pleo- chroism . In the gabbro it is also acicular but shows less developed crystal ...
Inhalt
The Application of Recent Structural Methods in the Interpretation | 27 |
General Statement | 49 |
Types and Manner of Producing folds | 55 |
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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 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 Upper Cretaceous volcanics wall rock Wissahickon schist Woodstock dome