Geological Bulletin, Volume 12University of Peshawar, 1979 - Geology |
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Page 12
... composition is observed from base to the top of the formation . Coating of the clastic grains by iron oxide is ... COMPOSITION The mineralogical composition of sandstones and dolomite bands was determined with the help of thin sections ...
... composition is observed from base to the top of the formation . Coating of the clastic grains by iron oxide is ... COMPOSITION The mineralogical composition of sandstones and dolomite bands was determined with the help of thin sections ...
Page 30
... composition of the Khewra sandstone , Cis - Indus Salt Range , West Pakistan : Geol . Bull . Univ . Peshawar v . 5 , no . 1 , p . 49–56 . HINDELEH , Y. , 1959. Stratigraphy , statistical and petrographic studies of the Khussak Formation ...
... composition of the Khewra sandstone , Cis - Indus Salt Range , West Pakistan : Geol . Bull . Univ . Peshawar v . 5 , no . 1 , p . 49–56 . HINDELEH , Y. , 1959. Stratigraphy , statistical and petrographic studies of the Khussak Formation ...
Page 31
... composition . All variations from arenaceous limestone to calcareous ortho- quartzite occur . INTRODUCTION A sequence of pink , yellowish - pink , and grayish - white limestone , called the Nowshera Formation , is exposed in the hills ...
... composition . All variations from arenaceous limestone to calcareous ortho- quartzite occur . INTRODUCTION A sequence of pink , yellowish - pink , and grayish - white limestone , called the Nowshera Formation , is exposed in the hills ...
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