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 114
... granodiorite → Hornblende - biotite and quartz diorite Hornblende - biotite granite - Hornblende - granodiorite The Port Deposit or biotite - granodiorite occupies the central part of the pluton . The hornblende - biotite type occurs ...
... granodiorite → Hornblende - biotite and quartz diorite Hornblende - biotite granite - Hornblende - granodiorite The Port Deposit or biotite - granodiorite occupies the central part of the pluton . The hornblende - biotite type occurs ...
Seite 132
... granodiorite often increases in strength as its contacts are approached . Sometimes gneissic borders are formed , but in other cases , in the immediate vicinity of the contact , the granodiorite is por- phyritic . Like phenomena are ...
... granodiorite often increases in strength as its contacts are approached . Sometimes gneissic borders are formed , but in other cases , in the immediate vicinity of the contact , the granodiorite is por- phyritic . Like phenomena are ...
Seite 141
... granodiorite structures parallel to it transect the quartz diorite structures . The quartz diorite and its structures are , therefore , older than the Port Deposit granodiorite . In the Bridge quarry two types of granodiorite are fully ...
... granodiorite structures parallel to it transect the quartz diorite structures . The quartz diorite and its structures are , therefore , older than the Port Deposit granodiorite . In the Bridge quarry two types of granodiorite are fully ...
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