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 42
... movements leading to such orientation have taken place . Within such planes there are no preferred directions , unless they are combined with a linear direction within that plane . Flow planes are most abundant in igneous rocks . They ...
... movements leading to such orientation have taken place . Within such planes there are no preferred directions , unless they are combined with a linear direction within that plane . Flow planes are most abundant in igneous rocks . They ...
Seite 63
... movements ; and between crystallization , pressure and movement . Static recrystallization If a complex of rocks is submerged under a large quantity of rocks and thus brought into areas of higher pressure and temperature , certain ...
... movements ; and between crystallization , pressure and movement . Static recrystallization If a complex of rocks is submerged under a large quantity of rocks and thus brought into areas of higher pressure and temperature , certain ...
Seite 98
... movements which have led to the present conditions should follow . In this analysis of regions or problems field and laboratory observations will still predominate because all structures are traces of movements and the actual movements ...
... movements which have led to the present conditions should follow . In this analysis of regions or problems field and laboratory observations will still predominate because all structures are traces of movements and the actual movements ...
Inhalt
Page | 19 |
Preface | 25 |
Primary Elements in Igneous Rocks of the Piedmont | 37 |
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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 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