Geological Bulletin, Volume 14University of Peshawar, 1981 - Geology |
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Page 17
... of a = light pink , y = smoky green . Amphiboles Whilst the amphibole albitites
normally contain pale green amphibole only occasionally accompanied by a blue
- green type , up to four varieties of amphibole 10 20 30 40 50 60 70 80 90 100
17.
... of a = light pink , y = smoky green . Amphiboles Whilst the amphibole albitites
normally contain pale green amphibole only occasionally accompanied by a blue
- green type , up to four varieties of amphibole 10 20 30 40 50 60 70 80 90 100
17.
Page 102
Bright green chromian mica ( fuchsite ) and chlorite , and quartz occur in some
rocks and clinozoisite in a few . Veins of carbonate and quartz are found in the
rocks . Associated with these rocks are chromite - rich concentrations (
chromitites ) ...
Bright green chromian mica ( fuchsite ) and chlorite , and quartz occur in some
rocks and clinozoisite in a few . Veins of carbonate and quartz are found in the
rocks . Associated with these rocks are chromite - rich concentrations (
chromitites ) ...
Page 104
interest are carbonine main ultramafic body hlorite , and green Of particular
interest are carbonate + talc I serpentine £ quartz rocks generally found on the
eastern margin of the main ultramafic body at Alpurai . These rocks locally
contain ...
interest are carbonine main ultramafic body hlorite , and green Of particular
interest are carbonate + talc I serpentine £ quartz rocks generally found on the
eastern margin of the main ultramafic body at Alpurai . These rocks locally
contain ...
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Contents
The Geology and Petrography of the Tarbela Alkaline Complex | 1 |
Petrography of the Loe Shilman Carbonatite Complex Khyber Agency | 29 |
Major Elements Abundance in the Kalam Lavas | 45 |
Copyright | |
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Common terms and phrases
abundant albite albitites alkaline altered amphibole andesite apatite associated band basic beds belt biotite bodies brown Bull calcite carbonate carbonatite chemical chlorite complex composition consist contain deposits described detailed developed diorites dolomite epidote et al fault feldspar field Formation gabbroic Geol Geology gneisses grains granites granitic rocks green Himalayas hornblende igneous indicate Indus intrusions island arc Jurassic Kalam Karakoram Kempe Kohistan Late Limestone locally lower magmatic magnetite major margin metamorphism microfacies minerals minor muscovite normal northern obducted occur origin outcrop Pakistan Peshawar petrography phases plagioclase Plate Pleistocene present pyrite pyrochlore quartz quartzite range region reported river rocks samples sandstones schists sediments sequence sericite shales similar Siwalik sphene structure suggest Swat syenites Table Tahirkheli Tarbela tectonic thick thin Traces Univ University Upper Valley varieties veins volcanic Warsak West zone