Geological Bulletin, Volume 6University of Peshawar, 1971 - Geology |
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Page 9
... feldspar and smaller hornblende in a finely crushed groundmass of the two ( Jan and Kempe , in preparation ) . The ... feldspar , , with lower relief , are common in the plagioclase ; these might be exsolved K - feldspar . The pyroxenes ...
... feldspar and smaller hornblende in a finely crushed groundmass of the two ( Jan and Kempe , in preparation ) . The ... feldspar , , with lower relief , are common in the plagioclase ; these might be exsolved K - feldspar . The pyroxenes ...
Page 62
... feldspars are orthoclase and microcline with albite or oligoclase . Both the K - feldspar and plagioclase are kaolinzed to a certain degree , more so in the gneissose varietjes . Occasionally they are also altered to epidote and ...
... feldspars are orthoclase and microcline with albite or oligoclase . Both the K - feldspar and plagioclase are kaolinzed to a certain degree , more so in the gneissose varietjes . Occasionally they are also altered to epidote and ...
Page 78
... feldspar phenocrysts , is also exposed towards the eastren extremity . This granitio mass might be the extension of the Malakand granite . Hornblende and biotite are the common accessories . Some xenoliths of greenish material are ...
... feldspar phenocrysts , is also exposed towards the eastren extremity . This granitio mass might be the extension of the Malakand granite . Hornblende and biotite are the common accessories . Some xenoliths of greenish material are ...
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