Geological Bulletin, Volume 14University of Peshawar, 1981 - Geology |
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Page 5
Amphibole diorites in some cases become coarser grained with large grains of
plagioclase . Amphibole in most of the gabbroic rocks and plagioclase in some is
poikilitic or sub - poikilitic . In a few cases the clinopyroxene in the amphibole ...
Amphibole diorites in some cases become coarser grained with large grains of
plagioclase . Amphibole in most of the gabbroic rocks and plagioclase in some is
poikilitic or sub - poikilitic . In a few cases the clinopyroxene in the amphibole ...
Page 173
granitic gneisses , amphibole £ mica diorites , two - mica and white mica granites
, pegmatites and aplites ( Desio , 1978 ) . Of these the gneissose quartz diorites
and granites are comparable to those of Swat ( Khalil and Afridi , 1979 ) and ...
granitic gneisses , amphibole £ mica diorites , two - mica and white mica granites
, pegmatites and aplites ( Desio , 1978 ) . Of these the gneissose quartz diorites
and granites are comparable to those of Swat ( Khalil and Afridi , 1979 ) and ...
Page 174
Deshai is a notable feature of some of the quartz diorites of the area ( Jan and
Mian , 1971 ) . Amongst other intrusions granites occur as two large stocks near
Diwargar and Matiltan . In addition minor stocks and dykes intrude the earlier ...
Deshai is a notable feature of some of the quartz diorites of the area ( Jan and
Mian , 1971 ) . Amongst other intrusions granites occur as two large stocks near
Diwargar and Matiltan . In addition minor stocks and dykes intrude the earlier ...
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Contents
The Geology and Petrography of the Tarbela Alkaline Complex | 1 |
Petrography of the Loe Shilman Carbonatite Complex Khyber Agency | 29 |
Major Elements Abundance in the Kalam Lavas | 45 |
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abundant albite albitites alkaline altered amphibole andesite apatite associated band basic beds belt biotite bodies brown Bull calcite carbonate carbonatite chemical chlorite complex composition consist contain deposits described detailed developed diorites dolomite epidote et al fault feldspar field Formation gabbroic Geol Geology gneisses grains granites granitic rocks green Himalayas hornblende igneous indicate Indus intrusions island arc Jurassic Kalam Karakoram Kempe Kohistan Late Limestone locally lower magmatic magnetite major margin metamorphism microfacies minerals minor muscovite normal northern obducted occur origin outcrop Pakistan Peshawar petrography phases plagioclase Plate Pleistocene present pyrite pyrochlore quartz quartzite range region reported river rocks samples sandstones schists sediments sequence sericite shales similar Siwalik sphene structure suggest Swat syenites Table Tahirkheli Tarbela tectonic thick thin Traces Univ University Upper Valley varieties veins volcanic Warsak West zone