Geological Bulletin, Volume 11University of Peshawar, 1979 - Geology |
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Page 155
... rocks ( shales , sandstone , limestone , slate , phyllite , quartzite , schist , amphibolite ) and interbedded , weakly metamorphosed volcanic rocks ( andesite , dacite , rhyolite , tuffs , agglomerates ) . The series covers the central ...
... rocks ( shales , sandstone , limestone , slate , phyllite , quartzite , schist , amphibolite ) and interbedded , weakly metamorphosed volcanic rocks ( andesite , dacite , rhyolite , tuffs , agglomerates ) . The series covers the central ...
Page 156
... volcanic rocks form a continuous belt . Volcanic Rocks . A characteristic feature of the volcanic rocks , like those of the Upper Swat ( Martin et al . , 1962 ; Sultan 1970 ; Jan and Main , 1971 ) is their colour variation - green , red ...
... volcanic rocks form a continuous belt . Volcanic Rocks . A characteristic feature of the volcanic rocks , like those of the Upper Swat ( Martin et al . , 1962 ; Sultan 1970 ; Jan and Main , 1971 ) is their colour variation - green , red ...
Page 175
... volcanic rocks have been reported from certain parts of Dir and Swat Kohistan . ( Tahirkheli and Jan , this volume ; Martin et al . , 1962 ; and Jan and Mian , 1971 ) . In Chitral volcanic rocks have been noted at certain localities ...
... volcanic rocks have been reported from certain parts of Dir and Swat Kohistan . ( Tahirkheli and Jan , this volume ; Martin et al . , 1962 ; and Jan and Mian , 1971 ) . In Chitral volcanic rocks have been noted at certain localities ...
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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