Geological Bulletin, Volume 14University of Peshawar, 1981 - Geology |
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Page 4
... colours . The pelitic schists are composed mainly of quartz , with 20 to 40 % of chlorite and muscovite , whereas the ... colour and composition , ranging from brown dolomitic and greyish - white recrystallized marly limestones to black ...
... colours . The pelitic schists are composed mainly of quartz , with 20 to 40 % of chlorite and muscovite , whereas the ... colour and composition , ranging from brown dolomitic and greyish - white recrystallized marly limestones to black ...
Page 120
... colour varieties of pyrochlore from Loe - Shilman carbonatite crys- tallized independent of each other and the differences in the degree of metamictization are a result of their Uranium / Thorium contents or relative ages . 2 . 3 . The ...
... colour varieties of pyrochlore from Loe - Shilman carbonatite crys- tallized independent of each other and the differences in the degree of metamictization are a result of their Uranium / Thorium contents or relative ages . 2 . 3 . The ...
Page 184
... colour , massive to thickly - bedded , whereas equally proportioned inter - bedded clays are reddish brown to yellowish grey in colour . Generally the sandstones are tough to moderately compacted rocks , forming strike ridges whereas ...
... colour , massive to thickly - bedded , whereas equally proportioned inter - bedded clays are reddish brown to yellowish grey in colour . Generally the sandstones are tough to moderately compacted rocks , forming strike ridges whereas ...
Contents
Petrography of the Loe Shilman Carbonatite Complex Khyber Agency | 29 |
Major Elements Abundance in the Kalam Lavas | 45 |
Sections of the Wargal Limestone Western Salt Range Pakistan | 63 |
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albite albite-carbonate albitites alkaline granites alkaline rocks almandine Amph amphibole andesite apatite associated band beds betafite biotite blueschists brown Bull calc-alkaline calcareous calcite carbonate carbonatite Chaudhry chlorite clinopyroxene complex contain country rocks Desio diorites dolerites dolomite epidote fault feldspar fine-grained Formation gabbroic rocks gabbros Geol Geology gneisses grains granitic belt granitic gneisses granitic rocks granodiorite graphitic schists Himalayas hornblende igneous Indus intrusions island arc Jurassic Kalam volcanic zone Karakoram KASC Kempe and Jan Khyber Agency Kohistan magmatic magnetite Mansehra margin Mauji metamict metamorphism metasediments mica microfacies minerals MODAL COMPOSITION muscovite northern occur outcrop Pakistan pegmatite Peshawar Plain petrography petrology plagioclase pluton Punjab Univ pyrite pyrochlore pyroxenites quartz quartzite range region Reshian rhyolite river samples sandstones schistosity schists sediments sequence shales Shangla Shilman Siwalik sphene subduction suggest Swat syenites Tahirkheli Tarbela tectonic ultramafic University of Peshawar veins Warsak