Geological Bulletin, Volume 12University of Peshawar, 1979 - Geology |
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Page 2
... Worm Burrows . STRATIFICATION Stratification is the most fundamental and characteristic structure of the sedimentary rocks . The individual layers formed as a result of stratification are termed as strata or beds . The term stratum is ...
... Worm Burrows . STRATIFICATION Stratification is the most fundamental and characteristic structure of the sedimentary rocks . The individual layers formed as a result of stratification are termed as strata or beds . The term stratum is ...
Page 9
... WORM BURROWS Burrows are the preserved bores made by the burrowing animals , Since the worms are dominant burrowing animals , these bores are frequently assinged as worm burrows . In the Jutana Dolomite worm burrows were only observed ...
... WORM BURROWS Burrows are the preserved bores made by the burrowing animals , Since the worms are dominant burrowing animals , these bores are frequently assinged as worm burrows . In the Jutana Dolomite worm burrows were only observed ...
Page 22
... worm burrows , and cubic pseudomorphs of halite . Presence of these structures combined with the mineralogical composition indicate that during the deposition of the Baghanwala Formation , salinity of the basin was high which resulted ...
... worm burrows , and cubic pseudomorphs of halite . Presence of these structures combined with the mineralogical composition indicate that during the deposition of the Baghanwala Formation , salinity of the basin was high which resulted ...
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