Geological Bulletin, Volume 11University of Peshawar, 1979 - Geology |
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Page 8
... fractures , vertical and horizontal are common . Some of these fractures are filled with quartz and pegmatite intrusions . Banding and gradational beds are conspicuously noted in these quartzites , The limestone is thin - bedded , light ...
... fractures , vertical and horizontal are common . Some of these fractures are filled with quartz and pegmatite intrusions . Banding and gradational beds are conspicuously noted in these quartzites , The limestone is thin - bedded , light ...
Page 37
... fractures along which have grown epidote , chlorite and , less commonly , bluish - green amphibole and quartz , the alteration may be only marginal or extensive ( Pl . 2b ) . In some cases thin veins of epidote , chlorite and , rarely ...
... fractures along which have grown epidote , chlorite and , less commonly , bluish - green amphibole and quartz , the alteration may be only marginal or extensive ( Pl . 2b ) . In some cases thin veins of epidote , chlorite and , rarely ...
Page 49
... fractures to epidote ) , cloudy plagioclase , clinopyroxene , and strained quartz ( top right ) . The triangular ... fractured but fresh ; alteration to epidote ( white ) has taken place only along the grain boundaries . The white patch ...
... fractures to epidote ) , cloudy plagioclase , clinopyroxene , and strained quartz ( top right ) . The triangular ... fractured but fresh ; alteration to epidote ( white ) has taken place only along the grain boundaries . The white patch ...
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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