Journal of Himalayan Geology, Volume 5Wadia Institute of Himalayan Geology, 1994 - Geology |
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Page 81
... K - feldspar form anhedral xenocrysts that are mostly turbide and clouded . These often enclose plagioclase which show intense alternation . Since this alternation has caused the development of fractures in the enclosing k - feldspar ...
... K - feldspar form anhedral xenocrysts that are mostly turbide and clouded . These often enclose plagioclase which show intense alternation . Since this alternation has caused the development of fractures in the enclosing k - feldspar ...
Page 94
... K - feld- spar . Their calibration estimates relatively high tempera- tures in comparison to other geothermometers ... feldspar geothermometers . For feldspars in which ternary solid solution are sub- stantial , feldspar geothermometer ...
... K - feld- spar . Their calibration estimates relatively high tempera- tures in comparison to other geothermometers ... feldspar geothermometers . For feldspars in which ternary solid solution are sub- stantial , feldspar geothermometer ...
Page 107
... feldspar porphyries are generally greyish green and have idiomorphic to subidimorphic phenocrysts of feldspars and ... K - feldspar and plagioclase ( An26 ) occur as phenocrysts in a fine grained groundmass . Minor minerals are chlorite ...
... feldspar porphyries are generally greyish green and have idiomorphic to subidimorphic phenocrysts of feldspars and ... K - feldspar and plagioclase ( An26 ) occur as phenocrysts in a fine grained groundmass . Minor minerals are chlorite ...
Contents
CHOUBEY Kewal K Sharma D RAMESHWAR RAO Crustal anatexis | 1 |
N S VIRDI Basement Structures and their possible relation to Sedimentation and Tectonics in | 9 |
N S VIRDI Basement Structures and their possible relation to Sedimentation and Tectonics in | 11 |
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02:53 IST MAGNITUDE Accel cm/s² Agglomeratic Slate Amritpur axial plane Bafliaz Formation basin biotite Budhal Burtsa Formation calcite chert clasts conglomerate Cretaceous deformation Dehra Dun deposits dolomite Dum Gali Quartzite facies fault plane feldspar folds foliation fossils Garhwal Geol gneiss grained granites granitoids grey Gulabgarh Himachal Himalaya Himalayan Geology India Infrakrol Institute of Himalayan inversion Jour Jutogh Kashmir Kharnak Krol Ladakh landslides Lesser Himalaya limestone lineation Maastrichtian Mandi metamorphic Nappe Nilkanth Panjal thrust Panjal Volcanic Parautochthonous belt pebbles periglacial Permian phyllites Pir Panjal range plagioclase porphyries Proterozoic quartz quartzite Rampur Ramsu region rocks Salkhala samples sandstone Sarkanth schist sector sedimentary sediments sequence shale Sharma shear Shergol Singh SiO2 slide slip slope soil strain Stratigraphy structures Surv Suture Zone Syncline tectonic Tethyan Thakur thick Thinly bedded Uhl valley Unconformity upper UTTARKASHI UTTARKASHI EARTHQUAKE Verma Wadia Institute WIMF/A Ypresian Zanskar