Geological Bulletin, Volume 6University of Peshawar, 1971 - Geology |
From inside the book
Results 1-3 of 15
Page 57
... increase in the hornblende content near the top . Microfolding also increases near the top , due to the proximity of the contact . On the western slope of Matakai Hill , a well marked two feet thick , red , occasionally porphyritic band ...
... increase in the hornblende content near the top . Microfolding also increases near the top , due to the proximity of the contact . On the western slope of Matakai Hill , a well marked two feet thick , red , occasionally porphyritic band ...
Page 98
... increases continuously with temperature , pressure and depth . The data on the solubility of quartz and calcite have been reviewed by Holland ( 1967 ) . Sharp ( 1965 ) has shown that both quartz and calcite can be depoeited by mixing of ...
... increases continuously with temperature , pressure and depth . The data on the solubility of quartz and calcite have been reviewed by Holland ( 1967 ) . Sharp ( 1965 ) has shown that both quartz and calcite can be depoeited by mixing of ...
Page 99
... increases at very high pH values . The solubility of quartz is slightly decreased by the addition of chloride at 600 ° C and 8K bars and 700 ° C and 4K bars . It is increased by the addition of NaOH to the solution and is proportional ...
... increases at very high pH values . The solubility of quartz is slightly decreased by the addition of chloride at 600 ° C and 8K bars and 700 ° C and 4K bars . It is increased by the addition of NaOH to the solution and is proportional ...
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 |
5 other sections not shown
Other editions - View all
Common terms and phrases
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