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 21
... parallel to hammer head . One and a half miles northeast of Warren .. 174 180 Fig . 2. - Inclusion of Baltimore ... Parallel nicols , specimen 145 .. 196 Fig . 2. - Photomicrograph of schistose volcanics . Parallel nicols , specimen 9 ...
... parallel to hammer head . One and a half miles northeast of Warren .. 174 180 Fig . 2. - Inclusion of Baltimore ... Parallel nicols , specimen 145 .. 196 Fig . 2. - Photomicrograph of schistose volcanics . Parallel nicols , specimen 9 ...
Seite 59
... parallel trending axes occur together within one formation or larger folds , each one comprising one formation , may have parallel trends and form a mountain system . No portion of a metamorphic region is unfolded therefore horizontal ...
... parallel trending axes occur together within one formation or larger folds , each one comprising one formation , may have parallel trends and form a mountain system . No portion of a metamorphic region is unfolded therefore horizontal ...
Seite 207
... parallel to that of the inclosing granite regardless of the direction of the dikes . Where aplites are intrusive into the wall rock they have a fairly strong foliation , which is parallel to the walls of the dike , whether this ...
... parallel to that of the inclosing granite regardless of the direction of the dikes . Where aplites are intrusive into the wall rock they have a fairly strong foliation , which is parallel to the walls of the dike , whether this ...
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