Geological Bulletin, Volume 14University of Peshawar, 1981 - Geology |
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Page 111
... MINERALS IN CARBONATITES FROM LOE - SHILMAN , KHYBER AGENCY , N.W.F.P. KHURSHID ALAM BUTT Atomic Energy Minerals Centre , P.O. Box 734 , University of Peshawar ABSTRACT Metamict , partially metamict and non metamict species of pyro ...
... MINERALS IN CARBONATITES FROM LOE - SHILMAN , KHYBER AGENCY , N.W.F.P. KHURSHID ALAM BUTT Atomic Energy Minerals Centre , P.O. Box 734 , University of Peshawar ABSTRACT Metamict , partially metamict and non metamict species of pyro ...
Page 113
... mineral was identified to be monazite whereas all other varieties show an X - ray powder diffraction pattern of pyrochlore . For the purpose of chemical analyses , the radioactive minerals were also hand picked under a binocular ...
... mineral was identified to be monazite whereas all other varieties show an X - ray powder diffraction pattern of pyrochlore . For the purpose of chemical analyses , the radioactive minerals were also hand picked under a binocular ...
Page 120
... minerals is relatively higher but that too is too low to approach betafite composition . X - ray powder diffraction data obtained for these radioactive minerals also support a pyrochlore structure with wide departure from the structure ...
... minerals is relatively higher but that too is too low to approach betafite composition . X - ray powder diffraction data obtained for these radioactive minerals also support a pyrochlore structure with wide departure from the structure ...
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