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 30
... vary in different directions with their fabric . The observation and collection of such data on the rock structures and the structures of regions require a great deal of time and care . As a rule . only few geologists can afford the ...
... vary in different directions with their fabric . The observation and collection of such data on the rock structures and the structures of regions require a great deal of time and care . As a rule . only few geologists can afford the ...
Seite 95
... vary with the purpose for which they are constructed . If just one direction is to be shown a maximum may be drawn in a curve on which the directions have been platted . Since directions can vary 360 degrees around the compass it seems ...
... vary with the purpose for which they are constructed . If just one direction is to be shown a maximum may be drawn in a curve on which the directions have been platted . Since directions can vary 360 degrees around the compass it seems ...
Seite 133
... vary in intensity and are almost invisible in one intrusion , while in others they are extremely strong . They are not parallel with wall rock structures . All eventual alterations which are evident in the different intrusions must have ...
... vary in intensity and are almost invisible in one intrusion , while in others they are extremely strong . They are not parallel with wall rock structures . All eventual alterations which are evident in the different intrusions must have ...
Inhalt
Page | 19 |
Preface | 25 |
Elements of the Rigid Phase | 47 |
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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 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 Ellicott City 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 granite porphyry 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 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