Geological Bulletin, Volume 11University of Peshawar, 1979 - Geology |
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Page 90
... feldspar , generally lower feldspar content , lack of layering , and local abundance of xenoliths . Foliation is developed only locally in some parts and its trend is not as consistant as in the amphibolites and granulites . Xenoliths ...
... feldspar , generally lower feldspar content , lack of layering , and local abundance of xenoliths . Foliation is developed only locally in some parts and its trend is not as consistant as in the amphibolites and granulites . Xenoliths ...
Page 108
... feldspar have trailler arragement . granite is apparently the youngest rock of the area , setting aside the minor bodies , and intrudes the diorites and amphibolites . The rock is white gray in colour , strongly porphyritic , and ...
... feldspar have trailler arragement . granite is apparently the youngest rock of the area , setting aside the minor bodies , and intrudes the diorites and amphibolites . The rock is white gray in colour , strongly porphyritic , and ...
Page 183
... feldspar system , Or - Ab - An ( Fig . 3 ) modified after Kleeman ( 1965 ) . This area also includes the trend of variation shown by Zennettin's ( 1964 ) data . The clustering of positions in the thermal valley of the feldspar system is ...
... feldspar system , Or - Ab - An ( Fig . 3 ) modified after Kleeman ( 1965 ) . This area also includes the trend of variation shown by Zennettin's ( 1964 ) data . The clustering of positions in the thermal valley of the feldspar system is ...
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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