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 159
... anticlines as well as within synclines or at contacts . Pegmatite dikes are particularly abundant in the easily permeable mica schist of both the Setters and Wissahickon formations which have lent themselves to pegmatitic solu- tions ...
... anticlines as well as within synclines or at contacts . Pegmatite dikes are particularly abundant in the easily permeable mica schist of both the Setters and Wissahickon formations which have lent themselves to pegmatitic solu- tions ...
Seite 161
... anticlines while the gabbros and associated basic rocks have sought the synclinal areas , as is shown in many other crystalline terranes . This generalization holds good for the basic intrusives but does not cover all the granitic rocks ...
... anticlines while the gabbros and associated basic rocks have sought the synclinal areas , as is shown in many other crystalline terranes . This generalization holds good for the basic intrusives but does not cover all the granitic rocks ...
Seite 175
... anticlines ( Plates XXVIII and XXIX ) . Linear structures roughly conform to those in the gneiss complex , both in strike and pitch ( Plates XXX and XXXI ) . One exception is striking along the northern flank of the Towson dome between ...
... anticlines ( Plates XXVIII and XXIX ) . Linear structures roughly conform to those in the gneiss complex , both in strike and pitch ( Plates XXX and XXXI ) . One exception is striking along the northern flank of the Towson dome between ...
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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Häufige Begriffe und Wortgruppen
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