Geological Bulletin, University of Peshawar, Volume 19National Centre of Excellence in Geology, University of Peshawar., 1986 - Geology |
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Page 41
... grains ( Table 1 ) . Counting of all grains in alternate squares resulted in a variety in the total number of grains counted per sample but none was fewer than 300 and it was considered that the results for all the samples analysed were ...
... grains ( Table 1 ) . Counting of all grains in alternate squares resulted in a variety in the total number of grains counted per sample but none was fewer than 300 and it was considered that the results for all the samples analysed were ...
Page 65
... grains ( 10-30 % ) are highly fractured and exhibit wavy extinction . Inclusions of epidote and apatite occur in these grains . Plagioclase ( An5-20 ) occurs as subhedral to anhedral grains which are partly sericitized and kaolinized ...
... grains ( 10-30 % ) are highly fractured and exhibit wavy extinction . Inclusions of epidote and apatite occur in these grains . Plagioclase ( An5-20 ) occurs as subhedral to anhedral grains which are partly sericitized and kaolinized ...
Page 78
... grains and as alteration product of biotite , basic igneous fragments and other ? ferromagnesian minerals . Heavy minerals include mostly chrome spinel and a few tourmaline and apatite grains . Cement is mainly calcite which ranges from ...
... grains and as alteration product of biotite , basic igneous fragments and other ? ferromagnesian minerals . Heavy minerals include mostly chrome spinel and a few tourmaline and apatite grains . Cement is mainly calcite which ranges from ...
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Alizai alkaline igneous province amphibole amphibolites anorthosite appinite Asian plate Baltoro basalts batholith beds biotite Bull calcalkaline carbonate Chilas complex clinopyroxene composition Coward crystallization deformed deposits diorites dykes feldspar Formation fractionation fractures fragments gabbronorite gabbros garnet Geol Geology Gilgit glacier gneisses grains granite granite gneiss granodiorite granulite graphite Himalaya hornblende Hunza indicate Indus intertidal zone intrusions island arc K₂O Karakoram Karakoram batholith Kempe Kohistan Kohistan batholith lamination layers leucogranite limestone liquidus lower sand flats magmatism magnetic Malakand Malakand granite marbles margin Masherbrum McManus metamorphic metasediments minerals muscovite Na₂O Northern Suture occur olivine orthopyroxene oxide Pakistan pargasite pegmatite Peshawar petrology Petterson PH2O phases plagioclase plots plutons Pudsey pyroxene quartz salt marsh samples sandstones schist sedimentary sediments sequence silt SiO2 skarn suture zone Swat Tahirkheli Tay estuary tectonic thick TiO2 tonalite tourmaline trend ultramafic ultramafic rocks Univ valley volcanics Windley