Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 242
... first ( B ) fold closures ( Figs . 3 a , b , c , ) . S , —crenulation foliation is parallel to the axial plane of puckered S , ( Figs . 3 h , i , j ) . The linear structures include L , ―rare minor first folds on S , ; L - groove and ...
... first ( B ) fold closures ( Figs . 3 a , b , c , ) . S , —crenulation foliation is parallel to the axial plane of puckered S , ( Figs . 3 h , i , j ) . The linear structures include L , ―rare minor first folds on S , ; L - groove and ...
Page 588
... first generation structures , the upper age limit of the first deformation is Permo - Carboniferous . Further work , particularly on detailed geochronology , is needed to ascertain if the first deformation is Hercynian , Caledonian or ...
... first generation structures , the upper age limit of the first deformation is Permo - Carboniferous . Further work , particularly on detailed geochronology , is needed to ascertain if the first deformation is Hercynian , Caledonian or ...
Page 591
... first and the second deformations are estimated by appropriately unstraining the R , and adjusting the strain estimate along the deformation path ( Gay , 1968 ) , back to a situation where the mean R ̧ coincides with S , trace which is ...
... first and the second deformations are estimated by appropriately unstraining the R , and adjusting the strain estimate along the deformation path ( Gay , 1968 ) , back to a situation where the mean R ̧ coincides with S , trace which is ...
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