Geological Bulletin, Volume 11University of Peshawar, 1979 - Geology |
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Page 75
The coarse - grained rocks near Madyan have lens - shaped grains or
aggregates of plagioclase and pyroxenes , the rocks resembling augen gneisses
. The textures of the rocks are thus suggestive of deformation as well as
metamorphism ...
The coarse - grained rocks near Madyan have lens - shaped grains or
aggregates of plagioclase and pyroxenes , the rocks resembling augen gneisses
. The textures of the rocks are thus suggestive of deformation as well as
metamorphism ...
Page 76
Their anhedral outlines suggest that they have either been incorporated in the
plagioclase during metamorphism or , less probably , they are primary (
magmatic ) inclusions of a silica mineral that have been recrystallised along with
the ...
Their anhedral outlines suggest that they have either been incorporated in the
plagioclase during metamorphism or , less probably , they are primary (
magmatic ) inclusions of a silica mineral that have been recrystallised along with
the ...
Page 76
Their anhedral outlines suggest that they have cither been incorporated in the
plagioclase during metamorphism or, less probably, they are primary (magmatic)
inclusions of a silica mineral that have been recrystallised along with the ...
Their anhedral outlines suggest that they have cither been incorporated in the
plagioclase during metamorphism or, less probably, they are primary (magmatic)
inclusions of a silica mineral that have been recrystallised along with the ...
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Common terms and phrases
abundant altered amphibole amphibolites anorthosite appears associated bands basic bedded belt biotite bodies Bull Chitral clinopyroxene common complex composition considered contain dark developed diorites east epidote exposed extend fault feldspar foliation Formation garnet Geol Geology Gilgit gneisses gneissose grains granitic granulites green grey Group Hazara Himalaya hornblende igneous inclusions Indus intrusions Jijal Kalam Khan Kohistan layers less light limestone locally located lower major margins mass material medium metamorphic Mian Middle minerals minor Nanga Parbat norites northern occur opaque origin Pakistan pegmatites Peshawar places plagioclase plate present probably pyroxene pyroxene granulites pyroxenites quartz quartzites range rare region reported result rocks schists sequence sericite slates southern stream structure studies suggest Swat Tahirkheli tectonic thick thin thrust traces trend twinning ultramafic Univ upper usually valley veins volcanic western zone ܘ ܘ ܘ