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 20
... quarry . XVI . Fig . 1. - Flow lines in Port Deposit granodiorite . Dark patches are aggregates of biotite . Port Deposit quarry . Fig . 2. - Lense of granodiorite following cleavage and quartz dike cut and displaced by flow cleavage in ...
... quarry . XVI . Fig . 1. - Flow lines in Port Deposit granodiorite . Dark patches are aggregates of biotite . Port Deposit quarry . Fig . 2. - Lense of granodiorite following cleavage and quartz dike cut and displaced by flow cleavage in ...
Seite 23
... quarry at Falls Road 22. Joints in Baltimore gneiss . Gwynns Falls and Hilton quarries . 171 171 172 172 23. Joints in Setters quartzite . Quarry one - quarter mile east of Tobin . 177 24. Joints in quartzite . Waters quarry . 177 25 ...
... quarry at Falls Road 22. Joints in Baltimore gneiss . Gwynns Falls and Hilton quarries . 171 171 172 172 23. Joints in Setters quartzite . Quarry one - quarter mile east of Tobin . 177 24. Joints in quartzite . Waters quarry . 177 25 ...
Seite 177
... quarry near Hernwood Post Office a very prominent 150-20 N - 180-0 N = 180-0 175-30 70 105 130 50-75 LP 155 100 LP B W STRIKE DIP E W STRIKE DIP E LP LP 35 58-70 90 FIG . 23 90 FIG . 24 FIG . 23. Joints in Setters quartzite . Quarry one ...
... quarry near Hernwood Post Office a very prominent 150-20 N - 180-0 N = 180-0 175-30 70 105 130 50-75 LP 155 100 LP B W STRIKE DIP E W STRIKE DIP E LP LP 35 58-70 90 FIG . 23 90 FIG . 24 FIG . 23. Joints in Setters quartzite . Quarry one ...
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