Geological Bulletin, Volume 11University of Peshawar, 1979 - Geology |
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Page 89
PETROGRAPHY OF QUARTZ DIORITES TO THE SOUTH OF KALAM , SWAT M. Qasim Jan ABSTRACT The quartz diorites of Swat Kohistan appear to be partial melting products of more mafic rocks during the collision of ... QUARTZ DIORITES TO THE SOUTH ...
PETROGRAPHY OF QUARTZ DIORITES TO THE SOUTH OF KALAM , SWAT M. Qasim Jan ABSTRACT The quartz diorites of Swat Kohistan appear to be partial melting products of more mafic rocks during the collision of ... QUARTZ DIORITES TO THE SOUTH ...
Page 94
... quartz diorites may be retrograde granulites . Hornblende - biotite - quartz diorites The second and the third types of the diorites have no pyroxene ; most of them contain both hornblende and biotite but a few have only one of the two ...
... quartz diorites may be retrograde granulites . Hornblende - biotite - quartz diorites The second and the third types of the diorites have no pyroxene ; most of them contain both hornblende and biotite but a few have only one of the two ...
Page 101
... quartz dlorites on the eastern side of the stream , about 0 8 kilometre to the north of Deshai . On the western side of the confluence near Diwangar , smoky diorites cover a large area and are the second most abundant rock - type ...
... quartz dlorites on the eastern side of the stream , about 0 8 kilometre to the north of Deshai . On the western side of the confluence near Diwangar , smoky diorites cover a large area and are the second most abundant rock - type ...
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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