Geological Bulletin, Volume 6University of Peshawar, 1971 - Geology |
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Page 37
... Dolerite intrusions are common which occur as sills and dykes . Baghdarra Limestone . This limestone is exposed on the southern tip of the Gandghar Range and crosses the southern slope of Pir Than peak with northeast . southwest strike ...
... Dolerite intrusions are common which occur as sills and dykes . Baghdarra Limestone . This limestone is exposed on the southern tip of the Gandghar Range and crosses the southern slope of Pir Than peak with northeast . southwest strike ...
Page 38
... dolerite sills which frequently intrude the Pir Than Limestone , phosphate content ranged upto 7 % . Under microscope dolerite did not reveal apatite which suggests that phosphate was derived from the country rocks . Pir Than Limestone ...
... dolerite sills which frequently intrude the Pir Than Limestone , phosphate content ranged upto 7 % . Under microscope dolerite did not reveal apatite which suggests that phosphate was derived from the country rocks . Pir Than Limestone ...
Page 118
... dolerite sills were also collected which indicated the presence of phosphate . The content of P20s in these samples ranged from 3 to 7 percent . Only two samples yielded 9 percent of P20s . In thin sections dolerite did not reveal much ...
... dolerite sills were also collected which indicated the presence of phosphate . The content of P20s in these samples ranged from 3 to 7 percent . Only two samples yielded 9 percent of P20s . In thin sections dolerite did not reveal much ...
Contents
Preliminary geology and petrography of Swat Kohistan | 1 |
The geology of the Gandghar Range Distt Hazara N W F | 33 |
Lithological classification and environment of deposition of | 43 |
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abundant altered amphibolites appears associated bands base beds biotite body brown Bull chlorite colour common complex concentration consist contain correlated cover crystalline crystals dark deposits developed diorites distance dykes east eastern epidote exposed extend feet feldspar folded foliation Formation fractures Gandghar Range garnet Geol geology gneisses grades grains granites green grey Group Hazara hornblende inches Indus intrusions iron Kalam Kohistan latter layers light limestone locally located Lower marble material Member metals Middle miles minerals minor natural norites occur outcrop Pakistan pegmatite Peshawar phyllites places plagioclase present probably quartz quartzites rare region result River road rocks samples schists seen sericite shale shear slates solubility solutions southern stream strike structure suggest sulphide Swat temperature thick thin transport types Univ Upper usually valley varieties various veins village volcanic waters western zone