Geological Bulletin, Volume 6University of Peshawar, 1971 - Geology |
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Page 9
... fractures , microfractures , and shear zones , that may brecciate the rock for many feet , with greenish colour due to secondary chlorite , amj hibole and epidote . In some , the middle part is crushed fine . Slickensides , at places ...
... fractures , microfractures , and shear zones , that may brecciate the rock for many feet , with greenish colour due to secondary chlorite , amj hibole and epidote . In some , the middle part is crushed fine . Slickensides , at places ...
Page 27
... fractured and only small blocks ( less than a foot - cube ) can be extracted . However , in a five feet thick bed ... fractures . Thus , it is clear that the marbles at Dundai are not of much economic interest although they can be ...
... fractured and only small blocks ( less than a foot - cube ) can be extracted . However , in a five feet thick bed ... fractures . Thus , it is clear that the marbles at Dundai are not of much economic interest although they can be ...
Page 115
... fractures and openings in the igneous rocks . Thus , it commonly forms thin lamellar coatings and films of a few millimetres thickness . In some parts , the fractures are fairly abundant and the graphite concentration is locally high ...
... fractures and openings in the igneous rocks . Thus , it commonly forms thin lamellar coatings and films of a few millimetres thickness . In some parts , the fractures are fairly abundant and the graphite concentration is locally high ...
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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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