Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 28
... movement which is sinistral ( 45:19 opx counted in the field ) . As indicated by olivine porphyroclasts and lamellar opx , the sense of shear may vary even at the scale of a thin section from one lamella to the next . The deformation ...
... movement which is sinistral ( 45:19 opx counted in the field ) . As indicated by olivine porphyroclasts and lamellar opx , the sense of shear may vary even at the scale of a thin section from one lamella to the next . The deformation ...
Page 191
... movement and crystallographic gliding appear to have played prominent role in producing these textures . Petro fabric studies involving the study of orientation of ' C ' axis of quartz in oriented samples of mylonites has been carried ...
... movement and crystallographic gliding appear to have played prominent role in producing these textures . Petro fabric studies involving the study of orientation of ' C ' axis of quartz in oriented samples of mylonites has been carried ...
Page 507
... movement plane ( M ) , 6- major directions of strain : Z - shortening , Y - intermediate , X- elongation ... movement tendency , 8- axis of en echelon series of fractures . Fig , 9 . Strike - slip slickenside structures ( A ) and their ...
... movement plane ( M ) , 6- major directions of strain : Z - shortening , Y - intermediate , X- elongation ... movement tendency , 8- axis of en echelon series of fractures . Fig , 9 . Strike - slip slickenside structures ( A ) and their ...
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