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 155
... portion of the gneiss cores , although exceptions do occur . The third type is a hornblende gneiss or amphibolite which , like the augen gneiss , is interbanded with the Baltimore gneiss . The bands are from one foot to many feet thick ...
... portion of the gneiss cores , although exceptions do occur . The third type is a hornblende gneiss or amphibolite which , like the augen gneiss , is interbanded with the Baltimore gneiss . The bands are from one foot to many feet thick ...
Seite 170
... portions of the dome where they dip steeply to vertical . In the northwestern portion of the dome cross joints strike 175 to 15 degrees and dip steeply east ( Plate XXXI ) . Slight changes in the strike of linear structures are ...
... portions of the dome where they dip steeply to vertical . In the northwestern portion of the dome cross joints strike 175 to 15 degrees and dip steeply east ( Plate XXXI ) . Slight changes in the strike of linear structures are ...
Seite 180
... portion of the Woodstock anticlinorium between Hernwood and the Old Frederick Road . The intrusive in the center of the Woodstock dome is the only large body . Hundreds of small dike - like bodies of granite intrude the Baltimore gneiss ...
... portion of the Woodstock anticlinorium between Hernwood and the Old Frederick Road . The intrusive in the center of the Woodstock dome is the only large body . Hundreds of small dike - like bodies of granite intrude the Baltimore gneiss ...
Inhalt
Page | 19 |
Preface | 25 |
Primary Elements in Igneous Rocks of the Piedmont | 37 |
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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 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