Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 30
... formed due to superposition of deformation in the earlier stages . Relation between the Plastic Deformation and the Dikelets The effect of one or more phases of deformation on the different types of dikelets also reveals an internal ...
... formed due to superposition of deformation in the earlier stages . Relation between the Plastic Deformation and the Dikelets The effect of one or more phases of deformation on the different types of dikelets also reveals an internal ...
Page 46
... formed at lower grade in these rocks . The chemistry of rocks in the three zones shows variation in CaO , MnO , and MgO content ( Table 2 ) . Sometimes the core garnet of the higher- grade zones exhibit the same pattern of inclusions as ...
... formed at lower grade in these rocks . The chemistry of rocks in the three zones shows variation in CaO , MnO , and MgO content ( Table 2 ) . Sometimes the core garnet of the higher- grade zones exhibit the same pattern of inclusions as ...
Page 146
... formed during the deformation ( D ) and partly altered when the pressure was low . Kyanite II was formed in the last deformation phase along with the sillimanite . The occurrence of biotite with fibrolite also suggests that during the ...
... formed during the deformation ( D ) and partly altered when the pressure was low . Kyanite II was formed in the last deformation phase along with the sillimanite . The occurrence of biotite with fibrolite also suggests that during the ...
Contents
The Central Himalayan Gneisses in Northern Pakistan | 1 |
LowPressure Metamorphism in a Regionally Metamorphic | 49 |
The Aureole Zone and Metasediments of Dhauladhar Chaori Khas H P | 75 |
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Almora amphibolite andalusite anticline assemblages augen gneiss axes axial plane axis Barun bedding belt Berinag Bhutan biotite Buxa Central Crystallines Chail Chail Nappes chlorite Chomolongma crenulation cleavage Darjeeling developed diagram eastern fabric facies faults feldspar folds foliation Formation fractures Fuchs Gansser Garhwal Garhwal Himalaya garnet Geol Geology girdle gneiss Gondwana grade grains granite gneiss Group Himalaya India isograd Jour Jutogh Khola Khumbu Kumaun kyanite Lesser Himalaya limestone lithological lower Main Central Thrust Makalu Massif mesoscopic metasediments mica schist micaceous migmatites mineral lineation muscovite mylonitic nappe Nepal occur orientation parallel pelitic Phaplu phase of deformation phyllites plagioclase porphyroblasts Pradesh Precambrian quartz quartzite reaction regional metamorphism rocks S₂ Saklani schist schistosity sedimentary sediments sequence sericite shear sillimanite Simla Siwalik Siyom slates staurolite stratigraphic strike-slip structural Surv syncline tectonic temperature Tethyan texture Thimpu thrust sheet thrust zone tourmaline trend upper Vaikrita Valdiya valley