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 133
... developed planar structure except locally . Hornblende , usually considered a linear mineral , can also produce a true planar structure . This is well developed in the hornblende granodiorite at many localities . An especially good ...
... developed planar structure except locally . Hornblende , usually considered a linear mineral , can also produce a true planar structure . This is well developed in the hornblende granodiorite at many localities . An especially good ...
Seite 134
... develop if one direction of flow dominates the others . Minerals and Mineral Groups Hornblende is the most conspicuous linear mineral in the area and is highly developed in the hornblende granodiorite . Here the linear parallel- ism is ...
... develop if one direction of flow dominates the others . Minerals and Mineral Groups Hornblende is the most conspicuous linear mineral in the area and is highly developed in the hornblende granodiorite . Here the linear parallel- ism is ...
Seite 210
... developed on a hill side . Here the jointing often follows the topog- raphy . The number of these joints decreases with depth . Leith ( 68 ) describes joints of this type as being due to compression , the jointing being developed with ...
... developed on a hill side . Here the jointing often follows the topog- raphy . The number of these joints decreases with depth . Leith ( 68 ) describes joints of this type as being due to compression , the jointing being developed with ...
Inhalt
Preface | 25 |
Economic Significance of Detailed Structural Investigations | 31 |
Structures in Igneous Rocks | 36 |
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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 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 volcanics wall rock Wissahickon schist Woodstock dome