Geological Bulletin, Volume 5University of Peshawar - Geology |
From inside the book
Results 1-3 of 30
Page 46
... granites are porphyritic , the feldspar phenocrysts attaining a length of 0.4 " in them . Amphibolite xenoliths are common . Some of the granites are in the form of repeated injections in amphibolites and mica schists . The main granite ...
... granites are porphyritic , the feldspar phenocrysts attaining a length of 0.4 " in them . Amphibolite xenoliths are common . Some of the granites are in the form of repeated injections in amphibolites and mica schists . The main granite ...
Page 66
... granitic complex into an older group of granitic gneisses and grani- toid granites , and a younger group of tourmaline - bearing granites , with associated aplitic and porphyry bodies . The series shows progressive enrichment in soda ...
... granitic complex into an older group of granitic gneisses and grani- toid granites , and a younger group of tourmaline - bearing granites , with associated aplitic and porphyry bodies . The series shows progressive enrichment in soda ...
Page 71
... granitic rocks of the Nanga Parbat area ( northwestern Himalayas of the southern part of Gilgit Agency ) are considered to be a product of syntectonic meta- somatic granitization ( Misch , 1947 ) . These granites - The intrusive ...
... granitic rocks of the Nanga Parbat area ( northwestern Himalayas of the southern part of Gilgit Agency ) are considered to be a product of syntectonic meta- somatic granitization ( Misch , 1947 ) . These granites - The intrusive ...
Contents
Vol | 1 |
Vol | 5 |
Petrography of the upper part of Kohistan and southwestern Gilgit | 27 |
4 other sections not shown
Other editions - View all
Common terms and phrases
abundant Ahmad Ali Masjid altered amphibole amphibolites Attock Attock Slates Attock-Cherat Range bands biotite Bull calcareous calcite carbonate Carboniferous Cherat chlorite colour correlated Cretaceous cross-bedding Darwazai deposits Devonian diorites dolomite epidote exposed feet thick feldspar fossils fractures garnet Geol geology Gilgit Agency gneisses grains granitic green grey Hazara District hornblende Ibid igneous India Indus River intrusions Jamrud Jan and Tahirkheli Jour Khan Khattak Khewra Formation Khwar Khyber Agency Kohat Kohistan Landikotal Slate limestone lithological Manki Slate Masjid Formation metamorphism metasedimentary miles minerals minor Mohmand Agency muscovite nala norites Nowshera occur outcrops Palaeozoic Paleocene Panjab Univ pegmatites Peshawar phyllites plagioclase pyroxene quartz quartzite reef region Rehman Ripple Marks rocks Salt Range sandstone Schistose Group schists sedimentary Shagai Shagai Limestone Shah Dheri shale Silurian Siluro-Devonian slaty shale Stauffer stratigraphic structures Surv Tertiary thin bedded Thin Section ultramafic veins weathered West Pakistan yellowish