Geological Bulletin, Volumes 4-6Peshawar University Press, 1971 |
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Page 38
... appears to be concentrat- ed along certain bands , giving the rocks a layered appearance . It is thus probable that instead of a single or a few large intrusions , these rocks have intruded repeat- edly in the form of small intrusions ...
... appears to be concentrat- ed along certain bands , giving the rocks a layered appearance . It is thus probable that instead of a single or a few large intrusions , these rocks have intruded repeat- edly in the form of small intrusions ...
Page 41
... appears to have simultaneously crystallized with the clinopyroxene but in others . it looks earlier . It has commonly included ore but some plagioclase and minor clinopyroxene may also occur as such . Besides , reddish iron ore and ...
... appears to have simultaneously crystallized with the clinopyroxene but in others . it looks earlier . It has commonly included ore but some plagioclase and minor clinopyroxene may also occur as such . Besides , reddish iron ore and ...
Page 18
... appears to be as calcic as An ... Many rocks are banded and some of the bands have a higher quantity of biotite . Age and Correlation : The Deshai diorites appear to extend in a north- easterly direction for miles on both sides of the ...
... appears to be as calcic as An ... Many rocks are banded and some of the bands have a higher quantity of biotite . Age and Correlation : The Deshai diorites appear to extend in a north- easterly direction for miles on both sides of the ...
Contents
Mianwali Group Redefined By B R Husain | 14 |
The Study of the Joint Patterns and the other Structures of the Manki Slate | 24 |
Stratigraphic Studies of the Nowshera Reef Complexes Nowshera Tehsil | 33 |
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Common terms and phrases
abundant Ahmad alkaline granite alluvium altered amphibole amphibolites Attock Attock Shale Attock-Cherat Range bands beds biotite Bull calcareous calcite carbonate cent Cherat chlorite colour composed contain correlated crystals dark deposits diorites dolomitic epidote exposed feet thick feldspar folded fossils fractures Gandghar Gandghar Range garnet Geol geology Gilgit Gilgit Agency gneisses grains graphite green grey groundmass Hazara hornblende Hornblendic Group Ibid igneous Indus intrusions Kalam Kandar Khan Khewra Khwar Khyber Agency Kohistan limestone lithological Lower Manki Slate marble Masjid Formation metamorphism metasedimentary miles minerals minor Misri Banda Quartzite Mohmand Nala norites Nowshera occur outcrops Palaeozoic pegmatites peridotites Peshawar phenocrysts phyllites plagioclase pleochroic pyroxene quartzite reef complex Reef Core region River samples sandstone Schistose Group schists sediments Shah shale Silurian Siluro-Devonian solutions sphene Stauffer stratigraphic structure sulphide Surv Tahirkheli Tertiary texture thin sections ultramafic Upper Swat valley village Warsak weathered West Pakistan zone