Geological Bulletin, Volume 11University of Peshawar, 1979 - Geology |
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Page 1
... considered to be the crust of an ancient calc - alkaline island arc . This sequence has been obducted on to the Palaeozoic rocks of the Indo - Pakistan continent on the south and subducted under the Eurasian Platform along the northern ...
... considered to be the crust of an ancient calc - alkaline island arc . This sequence has been obducted on to the Palaeozoic rocks of the Indo - Pakistan continent on the south and subducted under the Eurasian Platform along the northern ...
Page 69
... considered by the writer to be of petrogenic significance . The layers may be in situ differentia- ted rocks that have been distorted and deformed by metamorphic and tectonic activity ; they may be the products of metamorphic ...
... considered by the writer to be of petrogenic significance . The layers may be in situ differentia- ted rocks that have been distorted and deformed by metamorphic and tectonic activity ; they may be the products of metamorphic ...
Page 118
... considered to be the result of the later defor . mational phase . The broad arc - type structural loop on the north of the syntaxis in Karakoram and Hindu Kush , on which the views of earlier workers have beca recorded , is related to ...
... considered to be the result of the later defor . mational phase . The broad arc - type structural loop on the north of the syntaxis in Karakoram and Hindu Kush , on which the views of earlier workers have beca recorded , is related to ...
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Common terms and phrases
abundant amphibole amphibolites andesite anorthosite assemblages associated Bajaur Baltistan bands Baraul belt biotite Bull calc-alkaline Chaudhry Chitral chlorite clinopyroxene coarse-grained composition contain Cretaceous Desio Diwangar epidote fault feldspar foliation Formation garnet granulites Geol Geology Gilgit gneisses gneissose grains granitic rocks Granodiorite granulites green Greenstone Complex grey Group Hazara Himalaya hornblende hypersthene igneous Indo-Pakistan Indus valley intrusions island arc Jan and Mian Jandul Kakar Kalam Karakoram Khan Kohistan layers limestone mafic magma Main Mantle Thrust margins metamorphic metasedimentary rocks metasediments mica Nanga Parbat norites occur opaque minerals orthopyroxene outcrops Pakistan pegmatites peridotites Peshawar Petrography petrology plagioclase plate pyroxene pyroxene granulites pyroxenites quartz diorites quartzites rarely region Reshun rutile schists sequence SiO2 slates southern sphene structure suture zone Swat Kohistan syntaxis Tahirkheli tectonic Tertiary texture thick trend tuffs twinning ultramafic rocks Univ Upper Swat Ushu Gol Utmankhel veins vicinity volcanic rocks whilst xenoliths Yasin