Himalaya: Geological Aspects, Volume 2P. S. Saklani Contributed articles. |
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Page 33
... phase Si structure marked by kinked olivine porphyroclasts , indicating high temperature / low deviatoric stress upper mante flow . Associated with this phase is a partial melting of the peridotite , traces of which are found as ...
... phase Si structure marked by kinked olivine porphyroclasts , indicating high temperature / low deviatoric stress upper mante flow . Associated with this phase is a partial melting of the peridotite , traces of which are found as ...
Page 288
... phase of deformation or if they have been subjected D , phase of deformation then it was very mild in nature . Second Phase of Deformation ( D ) Open mesoscopic folds ( F ) are developed on the secondary foliation S , on the limbs of F ...
... phase of deformation or if they have been subjected D , phase of deformation then it was very mild in nature . Second Phase of Deformation ( D ) Open mesoscopic folds ( F ) are developed on the secondary foliation S , on the limbs of F ...
Page 520
... phase ( Table 1 ) . Steep and vertical fractures feathering the faults , conjugated disjunctions with vertical intersections , numerous en echelon series of high - order fractures with horizontal axes , as well as minor strike - slip ...
... phase ( Table 1 ) . Steep and vertical fractures feathering the faults , conjugated disjunctions with vertical intersections , numerous en echelon series of high - order fractures with horizontal axes , as well as minor strike - slip ...
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