Geological Bulletin, Volume 12University of Peshawar, 1979 - Geology |
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Page 14
... Mica is a minor detrital , but important , constituent . Biotite , muscovite and chlorite are present , and are prominant in the upper part as compared to the basal part of the formation . Muscovite is fresh because of its chemical ...
... Mica is a minor detrital , but important , constituent . Biotite , muscovite and chlorite are present , and are prominant in the upper part as compared to the basal part of the formation . Muscovite is fresh because of its chemical ...
Page 24
... micas and traces of feldspar . The grains are subangular to subrounded and are bounded together by loose calcareous ... mica . These occurrences are suggestive of slight deepening of the basin and discontinuity in the rate of infiux of ...
... micas and traces of feldspar . The grains are subangular to subrounded and are bounded together by loose calcareous ... mica . These occurrences are suggestive of slight deepening of the basin and discontinuity in the rate of infiux of ...
Page 25
... mica along thin layers , fossil mud cracks and annelid burrows common , basal part is soft , middle parr is little bit hard , upper part is more hard , calcareous cement ... Sandstone , olive fine grained , thin bedded with ...
... mica along thin layers , fossil mud cracks and annelid burrows common , basal part is soft , middle parr is little bit hard , upper part is more hard , calcareous cement ... Sandstone , olive fine grained , thin bedded with ...
Contents
and the Baghanwala Formation | 1 |
Khewra Gorge Khewra Jehlum District | 11 |
Khewra Gorge Khewra Jehlum District | 21 |
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Common terms and phrases
anhedral Baghanwala Formation basal basin biotite calcarenite calcareous cement calcilutite texture calcisiltite texture calcite Cambrian carbonate and limonite carbonate matrix carbonate minerals Cementing material characterized by calcarenite chlorite clastic clayey cement colour Compactibility corroded boundaries cross-bedding cubic pseudomorphs deposition detrital Dolomitic limestone environments feldspar fossils freely circulated Geology of India glauconite Grains are subrounded granoblastic highly corroded indicate interbeddings intercalations iron oxide iron oxide pigmentation Jehlum KHAN Khewra Gorge Khyber Agency laminated layers less corroded limestone long shore currents marine water maroon material is carbonate metamorphism meters mica micaceous mineral sector Minerals are anhedral mud cracks non-clastic observed Pakistan Peshawar PETROGRAPHY Plagioclase porosity pseudomorphs Punjab quartz quartz grains recrystallized ripple marks rock texture salt crystals Salt Range sandstone sedimentary rocks sedimentary structures sediments shale slides stable shelf area strata stratification stratigraphic stratigraphic levels stylolites texture is metamorphic thin bedded Thin Section Tobra Formation underlying Jutana Dolomite Univ upper worm burrows