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 46
... later than the intrusive with both rock types having a later superimposed structure ; or whether the structure in the wall rocks is older and that of the intrusive later . Detailed observations generally decide the question because even ...
... later than the intrusive with both rock types having a later superimposed structure ; or whether the structure in the wall rocks is older and that of the intrusive later . Detailed observations generally decide the question because even ...
Seite 166
... Later movements and deformations have modified and altered the position of these primary structures . The present arrange- ment permits a reconstruction of their original attitude . The later and superposed deformation , which also ...
... Later movements and deformations have modified and altered the position of these primary structures . The present arrange- ment permits a reconstruction of their original attitude . The later and superposed deformation , which also ...
Seite 236
... later granite ( Ellicott City granite ) . All later deformation could only serve to modify its primary outlines slightly and to produce secondary structures which now predominate and have to a large extent obliterated the earlier ones ...
... later granite ( Ellicott City granite ) . All later deformation could only serve to modify its primary outlines slightly and to produce secondary structures which now predominate and have to a large extent obliterated the earlier ones ...
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